update project structure

- move agent to /agent
- change /beszel to /src
- update workflows and docker builds

src/alerts/alerts.go

@@ -0,0 +1,220 @@
+// Package alerts handles alert management and delivery.
+package alerts
+
+import (
+	"fmt"
+	"net/mail"
+	"net/url"
+	"sync"
+	"time"
+
+	"github.com/nicholas-fedor/shoutrrr"
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/core"
+	"github.com/pocketbase/pocketbase/tools/mailer"
+)
+
+type hubLike interface {
+	core.App
+	MakeLink(parts ...string) string
+}
+
+type AlertManager struct {
+	hub           hubLike
+	alertQueue    chan alertTask
+	stopChan      chan struct{}
+	pendingAlerts sync.Map
+}
+
+type AlertMessageData struct {
+	UserID   string
+	Title    string
+	Message  string
+	Link     string
+	LinkText string
+}
+
+type UserNotificationSettings struct {
+	Emails   []string `json:"emails"`
+	Webhooks []string `json:"webhooks"`
+}
+
+type SystemAlertStats struct {
+	Cpu          float64            `json:"cpu"`
+	Mem          float64            `json:"mp"`
+	Disk         float64            `json:"dp"`
+	NetSent      float64            `json:"ns"`
+	NetRecv      float64            `json:"nr"`
+	Temperatures map[string]float32 `json:"t"`
+	LoadAvg      [3]float64         `json:"la"`
+}
+
+type SystemAlertData struct {
+	systemRecord *core.Record
+	alertRecord  *core.Record
+	name         string
+	unit         string
+	val          float64
+	threshold    float64
+	triggered    bool
+	time         time.Time
+	count        uint8
+	min          uint8
+	mapSums      map[string]float32
+	descriptor   string // override descriptor in notification body (for temp sensor, disk partition, etc)
+}
+
+// notification services that support title param
+var supportsTitle = map[string]struct{}{
+	"bark":       {},
+	"discord":    {},
+	"gotify":     {},
+	"ifttt":      {},
+	"join":       {},
+	"lark":       {},
+	"matrix":     {},
+	"ntfy":       {},
+	"opsgenie":   {},
+	"pushbullet": {},
+	"pushover":   {},
+	"slack":      {},
+	"teams":      {},
+	"telegram":   {},
+	"zulip":      {},
+}
+
+// NewAlertManager creates a new AlertManager instance.
+func NewAlertManager(app hubLike) *AlertManager {
+	am := &AlertManager{
+		hub:        app,
+		alertQueue: make(chan alertTask, 5),
+		stopChan:   make(chan struct{}),
+	}
+	am.bindEvents()
+	go am.startWorker()
+	return am
+}
+
+// Bind events to the alerts collection lifecycle
+func (am *AlertManager) bindEvents() {
+	am.hub.OnRecordAfterUpdateSuccess("alerts").BindFunc(updateHistoryOnAlertUpdate)
+	am.hub.OnRecordAfterDeleteSuccess("alerts").BindFunc(resolveHistoryOnAlertDelete)
+}
+
+// SendAlert sends an alert to the user
+func (am *AlertManager) SendAlert(data AlertMessageData) error {
+	// get user settings
+	record, err := am.hub.FindFirstRecordByFilter(
+		"user_settings", "user={:user}",
+		dbx.Params{"user": data.UserID},
+	)
+	if err != nil {
+		return err
+	}
+	// unmarshal user settings
+	userAlertSettings := UserNotificationSettings{
+		Emails:   []string{},
+		Webhooks: []string{},
+	}
+	if err := record.UnmarshalJSONField("settings", &userAlertSettings); err != nil {
+		am.hub.Logger().Error("Failed to unmarshal user settings", "err", err)
+	}
+	// send alerts via webhooks
+	for _, webhook := range userAlertSettings.Webhooks {
+		if err := am.SendShoutrrrAlert(webhook, data.Title, data.Message, data.Link, data.LinkText); err != nil {
+			am.hub.Logger().Error("Failed to send shoutrrr alert", "err", err)
+		}
+	}
+	// send alerts via email
+	if len(userAlertSettings.Emails) == 0 {
+		return nil
+	}
+	addresses := []mail.Address{}
+	for _, email := range userAlertSettings.Emails {
+		addresses = append(addresses, mail.Address{Address: email})
+	}
+	message := mailer.Message{
+		To:      addresses,
+		Subject: data.Title,
+		Text:    data.Message + fmt.Sprintf("\n\n%s", data.Link),
+		From: mail.Address{
+			Address: am.hub.Settings().Meta.SenderAddress,
+			Name:    am.hub.Settings().Meta.SenderName,
+		},
+	}
+	err = am.hub.NewMailClient().Send(&message)
+	if err != nil {
+		return err
+	}
+	am.hub.Logger().Info("Sent email alert", "to", message.To, "subj", message.Subject)
+	return nil
+}
+
+// SendShoutrrrAlert sends an alert via a Shoutrrr URL
+func (am *AlertManager) SendShoutrrrAlert(notificationUrl, title, message, link, linkText string) error {
+	// Parse the URL
+	parsedURL, err := url.Parse(notificationUrl)
+	if err != nil {
+		return fmt.Errorf("error parsing URL: %v", err)
+	}
+	scheme := parsedURL.Scheme
+	queryParams := parsedURL.Query()
+
+	// Add title
+	if _, ok := supportsTitle[scheme]; ok {
+		queryParams.Add("title", title)
+	} else if scheme == "mattermost" {
+		// use markdown title for mattermost
+		message = "##### " + title + "\n\n" + message
+	} else if scheme == "generic" && queryParams.Has("template") {
+		// add title as property if using generic with template json
+		titleKey := queryParams.Get("titlekey")
+		if titleKey == "" {
+			titleKey = "title"
+		}
+		queryParams.Add("$"+titleKey, title)
+	} else {
+		// otherwise just add title to message
+		message = title + "\n\n" + message
+	}
+
+	// Add link
+	if scheme == "ntfy" {
+		queryParams.Add("Actions", fmt.Sprintf("view, %s, %s", linkText, link))
+	} else if scheme == "lark" {
+		queryParams.Add("link", link)
+	} else if scheme == "bark" {
+		queryParams.Add("url", link)
+	} else {
+		message += "\n\n" + link
+	}
+
+	// Encode the modified query parameters back into the URL
+	parsedURL.RawQuery = queryParams.Encode()
+	// log.Println("URL after modification:", parsedURL.String())
+
+	err = shoutrrr.Send(parsedURL.String(), message)
+
+	if err == nil {
+		am.hub.Logger().Info("Sent shoutrrr alert", "title", title)
+	} else {
+		am.hub.Logger().Error("Error sending shoutrrr alert", "err", err)
+		return err
+	}
+	return nil
+}
+
+func (am *AlertManager) SendTestNotification(e *core.RequestEvent) error {
+	var data struct {
+		URL string `json:"url"`
+	}
+	err := e.BindBody(&data)
+	if err != nil || data.URL == "" {
+		return e.BadRequestError("URL is required", err)
+	}
+	err = am.SendShoutrrrAlert(data.URL, "Test Alert", "This is a notification from Beszel.", am.hub.Settings().Meta.AppURL, "View Beszel")
+	if err != nil {
+		return e.JSON(200, map[string]string{"err": err.Error()})
+	}
+	return e.JSON(200, map[string]bool{"err": false})
+}

src/alerts/alerts_api.go

@@ -0,0 +1,119 @@
+package alerts
+
+import (
+	"database/sql"
+	"errors"
+	"net/http"
+
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/core"
+)
+
+// UpsertUserAlerts handles API request to create or update alerts for a user
+// across multiple systems (POST /api/beszel/user-alerts)
+func UpsertUserAlerts(e *core.RequestEvent) error {
+	userID := e.Auth.Id
+
+	reqData := struct {
+		Min       uint8    `json:"min"`
+		Value     float64  `json:"value"`
+		Name      string   `json:"name"`
+		Systems   []string `json:"systems"`
+		Overwrite bool     `json:"overwrite"`
+	}{}
+	err := e.BindBody(&reqData)
+	if err != nil || userID == "" || reqData.Name == "" || len(reqData.Systems) == 0 {
+		return e.BadRequestError("Bad data", err)
+	}
+
+	alertsCollection, err := e.App.FindCachedCollectionByNameOrId("alerts")
+	if err != nil {
+		return err
+	}
+
+	err = e.App.RunInTransaction(func(txApp core.App) error {
+		for _, systemId := range reqData.Systems {
+			// find existing matching alert
+			alertRecord, err := txApp.FindFirstRecordByFilter(alertsCollection,
+				"system={:system} && name={:name} && user={:user}",
+				dbx.Params{"system": systemId, "name": reqData.Name, "user": userID})
+
+			if err != nil && !errors.Is(err, sql.ErrNoRows) {
+				return err
+			}
+
+			// skip if alert already exists and overwrite is not set
+			if !reqData.Overwrite && alertRecord != nil {
+				continue
+			}
+
+			// create new alert if it doesn't exist
+			if alertRecord == nil {
+				alertRecord = core.NewRecord(alertsCollection)
+				alertRecord.Set("user", userID)
+				alertRecord.Set("system", systemId)
+				alertRecord.Set("name", reqData.Name)
+			}
+
+			alertRecord.Set("value", reqData.Value)
+			alertRecord.Set("min", reqData.Min)
+
+			if err := txApp.SaveNoValidate(alertRecord); err != nil {
+				return err
+			}
+		}
+		return nil
+	})
+
+	if err != nil {
+		return err
+	}
+
+	return e.JSON(http.StatusOK, map[string]any{"success": true})
+}
+
+// DeleteUserAlerts handles API request to delete alerts for a user across multiple systems
+// (DELETE /api/beszel/user-alerts)
+func DeleteUserAlerts(e *core.RequestEvent) error {
+	userID := e.Auth.Id
+
+	reqData := struct {
+		AlertName string   `json:"name"`
+		Systems   []string `json:"systems"`
+	}{}
+	err := e.BindBody(&reqData)
+	if err != nil || userID == "" || reqData.AlertName == "" || len(reqData.Systems) == 0 {
+		return e.BadRequestError("Bad data", err)
+	}
+
+	var numDeleted uint16
+
+	err = e.App.RunInTransaction(func(txApp core.App) error {
+		for _, systemId := range reqData.Systems {
+			// Find existing alert to delete
+			alertRecord, err := txApp.FindFirstRecordByFilter("alerts",
+				"system={:system} && name={:name} && user={:user}",
+				dbx.Params{"system": systemId, "name": reqData.AlertName, "user": userID})
+
+			if err != nil {
+				if errors.Is(err, sql.ErrNoRows) {
+					// alert doesn't exist, continue to next system
+					continue
+				}
+				return err
+			}
+
+			if err := txApp.Delete(alertRecord); err != nil {
+				return err
+			}
+			numDeleted++
+		}
+		return nil
+	})
+
+	if err != nil {
+		return err
+	}
+
+	return e.JSON(http.StatusOK, map[string]any{"success": true, "count": numDeleted})
+}

src/alerts/alerts_history.go

@@ -0,0 +1,74 @@
+package alerts
+
+import (
+	"time"
+
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/core"
+)
+
+// On triggered alert record delete, set matching alert history record to resolved
+func resolveHistoryOnAlertDelete(e *core.RecordEvent) error {
+	if !e.Record.GetBool("triggered") {
+		return e.Next()
+	}
+	_ = resolveAlertHistoryRecord(e.App, e.Record.Id)
+	return e.Next()
+}
+
+// On alert record update, update alert history record
+func updateHistoryOnAlertUpdate(e *core.RecordEvent) error {
+	original := e.Record.Original()
+	new := e.Record
+
+	originalTriggered := original.GetBool("triggered")
+	newTriggered := new.GetBool("triggered")
+
+	// no need to update alert history if triggered state has not changed
+	if originalTriggered == newTriggered {
+		return e.Next()
+	}
+
+	// if new state is triggered, create new alert history record
+	if newTriggered {
+		_, _ = createAlertHistoryRecord(e.App, new)
+		return e.Next()
+	}
+
+	// if new state is not triggered, check for matching alert history record and set it to resolved
+	_ = resolveAlertHistoryRecord(e.App, new.Id)
+	return e.Next()
+}
+
+// resolveAlertHistoryRecord sets the resolved field to the current time
+func resolveAlertHistoryRecord(app core.App, alertRecordID string) error {
+	alertHistoryRecord, err := app.FindFirstRecordByFilter("alerts_history", "alert_id={:alert_id} && resolved=null", dbx.Params{"alert_id": alertRecordID})
+	if err != nil || alertHistoryRecord == nil {
+		return err
+	}
+	alertHistoryRecord.Set("resolved", time.Now().UTC())
+	err = app.Save(alertHistoryRecord)
+	if err != nil {
+		app.Logger().Error("Failed to resolve alert history", "err", err)
+	}
+	return err
+}
+
+// createAlertHistoryRecord creates a new alert history record
+func createAlertHistoryRecord(app core.App, alertRecord *core.Record) (alertHistoryRecord *core.Record, err error) {
+	alertHistoryCollection, err := app.FindCachedCollectionByNameOrId("alerts_history")
+	if err != nil {
+		return nil, err
+	}
+	alertHistoryRecord = core.NewRecord(alertHistoryCollection)
+	alertHistoryRecord.Set("alert_id", alertRecord.Id)
+	alertHistoryRecord.Set("user", alertRecord.GetString("user"))
+	alertHistoryRecord.Set("system", alertRecord.GetString("system"))
+	alertHistoryRecord.Set("name", alertRecord.GetString("name"))
+	alertHistoryRecord.Set("value", alertRecord.GetFloat("value"))
+	err = app.Save(alertHistoryRecord)
+	if err != nil {
+		app.Logger().Error("Failed to save alert history", "err", err)
+	}
+	return alertHistoryRecord, err
+}

src/alerts/alerts_status.go

@@ -0,0 +1,172 @@
+package alerts
+
+import (
+	"fmt"
+	"strings"
+	"time"
+
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/core"
+)
+
+type alertTask struct {
+	action      string // "schedule" or "cancel"
+	systemName  string
+	alertRecord *core.Record
+	delay       time.Duration
+}
+
+type alertInfo struct {
+	systemName  string
+	alertRecord *core.Record
+	expireTime  time.Time
+}
+
+// startWorker is a long-running goroutine that processes alert tasks
+// every x seconds. It must be running to process status alerts.
+func (am *AlertManager) startWorker() {
+	tick := time.Tick(15 * time.Second)
+	for {
+		select {
+		case <-am.stopChan:
+			return
+		case task := <-am.alertQueue:
+			switch task.action {
+			case "schedule":
+				am.pendingAlerts.Store(task.alertRecord.Id, &alertInfo{
+					systemName:  task.systemName,
+					alertRecord: task.alertRecord,
+					expireTime:  time.Now().Add(task.delay),
+				})
+			case "cancel":
+				am.pendingAlerts.Delete(task.alertRecord.Id)
+			}
+		case <-tick:
+			// Check for expired alerts every tick
+			now := time.Now()
+			for key, value := range am.pendingAlerts.Range {
+				info := value.(*alertInfo)
+				if now.After(info.expireTime) {
+					// Downtime delay has passed, process alert
+					am.sendStatusAlert("down", info.systemName, info.alertRecord)
+					am.pendingAlerts.Delete(key)
+				}
+			}
+		}
+	}
+}
+
+// StopWorker shuts down the AlertManager.worker goroutine
+func (am *AlertManager) StopWorker() {
+	close(am.stopChan)
+}
+
+// HandleStatusAlerts manages the logic when system status changes.
+func (am *AlertManager) HandleStatusAlerts(newStatus string, systemRecord *core.Record) error {
+	if newStatus != "up" && newStatus != "down" {
+		return nil
+	}
+
+	alertRecords, err := am.getSystemStatusAlerts(systemRecord.Id)
+	if err != nil {
+		return err
+	}
+	if len(alertRecords) == 0 {
+		return nil
+	}
+
+	systemName := systemRecord.GetString("name")
+	if newStatus == "down" {
+		am.handleSystemDown(systemName, alertRecords)
+	} else {
+		am.handleSystemUp(systemName, alertRecords)
+	}
+	return nil
+}
+
+// getSystemStatusAlerts retrieves all "Status" alert records for a given system ID.
+func (am *AlertManager) getSystemStatusAlerts(systemID string) ([]*core.Record, error) {
+	alertRecords, err := am.hub.FindAllRecords("alerts", dbx.HashExp{
+		"system": systemID,
+		"name":   "Status",
+	})
+	if err != nil {
+		return nil, err
+	}
+	return alertRecords, nil
+}
+
+// Schedules delayed "down" alerts for each alert record.
+func (am *AlertManager) handleSystemDown(systemName string, alertRecords []*core.Record) {
+	for _, alertRecord := range alertRecords {
+		// Continue if alert is already scheduled
+		if _, exists := am.pendingAlerts.Load(alertRecord.Id); exists {
+			continue
+		}
+		// Schedule by adding to queue
+		min := max(1, alertRecord.GetInt("min"))
+		am.alertQueue <- alertTask{
+			action:      "schedule",
+			systemName:  systemName,
+			alertRecord: alertRecord,
+			delay:       time.Duration(min) * time.Minute,
+		}
+	}
+}
+
+// handleSystemUp manages the logic when a system status changes to "up".
+// It cancels any pending alerts and sends "up" alerts.
+func (am *AlertManager) handleSystemUp(systemName string, alertRecords []*core.Record) {
+	for _, alertRecord := range alertRecords {
+		alertRecordID := alertRecord.Id
+		// If alert exists for record, delete and continue (down alert not sent)
+		if _, exists := am.pendingAlerts.Load(alertRecordID); exists {
+			am.alertQueue <- alertTask{
+				action:      "cancel",
+				alertRecord: alertRecord,
+			}
+			continue
+		}
+		// No alert scheduled for this record, send "up" alert
+		if err := am.sendStatusAlert("up", systemName, alertRecord); err != nil {
+			am.hub.Logger().Error("Failed to send alert", "err", err)
+		}
+	}
+}
+
+// sendStatusAlert sends a status alert ("up" or "down") to the users associated with the alert records.
+func (am *AlertManager) sendStatusAlert(alertStatus string, systemName string, alertRecord *core.Record) error {
+	switch alertStatus {
+	case "up":
+		alertRecord.Set("triggered", false)
+	case "down":
+		alertRecord.Set("triggered", true)
+	}
+	am.hub.Save(alertRecord)
+
+	var emoji string
+	if alertStatus == "up" {
+		emoji = "\u2705" // Green checkmark emoji
+	} else {
+		emoji = "\U0001F534" // Red alert emoji
+	}
+
+	title := fmt.Sprintf("Connection to %s is %s %v", systemName, alertStatus, emoji)
+	message := strings.TrimSuffix(title, emoji)
+
+	// if errs := am.hub.ExpandRecord(alertRecord, []string{"user"}, nil); len(errs) > 0 {
+	// 	return errs["user"]
+	// }
+	// user := alertRecord.ExpandedOne("user")
+	// if user == nil {
+	// 	return nil
+	// }
+
+	return am.SendAlert(AlertMessageData{
+		UserID:   alertRecord.GetString("user"),
+		Title:    title,
+		Message:  message,
+		Link:     am.hub.MakeLink("system", systemName),
+		LinkText: "View " + systemName,
+	})
+}

src/alerts/alerts_system.go

@@ -0,0 +1,304 @@
+package alerts
+
+import (
+	"encoding/json"
+	"fmt"
+	"strings"
+	"time"
+
+	"github.com/henrygd/beszel/src/entities/system"
+
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/core"
+	"github.com/pocketbase/pocketbase/tools/types"
+	"github.com/spf13/cast"
+)
+
+func (am *AlertManager) HandleSystemAlerts(systemRecord *core.Record, data *system.CombinedData) error {
+	alertRecords, err := am.hub.FindAllRecords("alerts",
+		dbx.NewExp("system={:system} AND name!='Status'", dbx.Params{"system": systemRecord.Id}),
+	)
+	if err != nil || len(alertRecords) == 0 {
+		// log.Println("no alerts found for system")
+		return nil
+	}
+
+	var validAlerts []SystemAlertData
+	now := systemRecord.GetDateTime("updated").Time().UTC()
+	oldestTime := now
+
+	for _, alertRecord := range alertRecords {
+		name := alertRecord.GetString("name")
+		var val float64
+		unit := "%"
+
+		switch name {
+		case "CPU":
+			val = data.Info.Cpu
+		case "Memory":
+			val = data.Info.MemPct
+		case "Bandwidth":
+			val = data.Info.Bandwidth
+			unit = " MB/s"
+		case "Disk":
+			maxUsedPct := data.Info.DiskPct
+			for _, fs := range data.Stats.ExtraFs {
+				usedPct := fs.DiskUsed / fs.DiskTotal * 100
+				if usedPct > maxUsedPct {
+					maxUsedPct = usedPct
+				}
+			}
+			val = maxUsedPct
+		case "Temperature":
+			if data.Info.DashboardTemp < 1 {
+				continue
+			}
+			val = data.Info.DashboardTemp
+			unit = "°C"
+		case "LoadAvg1":
+			val = data.Info.LoadAvg[0]
+			unit = ""
+		case "LoadAvg5":
+			val = data.Info.LoadAvg[1]
+			unit = ""
+		case "LoadAvg15":
+			val = data.Info.LoadAvg[2]
+			unit = ""
+		}
+
+		triggered := alertRecord.GetBool("triggered")
+		threshold := alertRecord.GetFloat("value")
+
+		// CONTINUE
+		// IF alert is not triggered and curValue is less than threshold
+		// OR alert is triggered and curValue is greater than threshold
+		if (!triggered && val <= threshold) || (triggered && val > threshold) {
+			// log.Printf("Skipping alert %s: val %f | threshold %f | triggered %v\n", name, val, threshold, triggered)
+			continue
+		}
+
+		min := max(1, cast.ToUint8(alertRecord.Get("min")))
+
+		alert := SystemAlertData{
+			systemRecord: systemRecord,
+			alertRecord:  alertRecord,
+			name:         name,
+			unit:         unit,
+			val:          val,
+			threshold:    threshold,
+			triggered:    triggered,
+			min:          min,
+		}
+
+		// send alert immediately if min is 1 - no need to sum up values.
+		if min == 1 {
+			alert.triggered = val > threshold
+			go am.sendSystemAlert(alert)
+			continue
+		}
+
+		alert.time = now.Add(-time.Duration(min) * time.Minute)
+		if alert.time.Before(oldestTime) {
+			oldestTime = alert.time
+		}
+
+		validAlerts = append(validAlerts, alert)
+	}
+
+	systemStats := []struct {
+		Stats   []byte         `db:"stats"`
+		Created types.DateTime `db:"created"`
+	}{}
+
+	err = am.hub.DB().
+		Select("stats", "created").
+		From("system_stats").
+		Where(dbx.NewExp(
+			"system={:system} AND type='1m' AND created > {:created}",
+			dbx.Params{
+				"system": systemRecord.Id,
+				// subtract some time to give us a bit of buffer
+				"created": oldestTime.Add(-time.Second * 90),
+			},
+		)).
+		OrderBy("created").
+		All(&systemStats)
+	if err != nil || len(systemStats) == 0 {
+		return err
+	}
+
+	// get oldest record creation time from first record in the slice
+	oldestRecordTime := systemStats[0].Created.Time()
+	// log.Println("oldestRecordTime", oldestRecordTime.String())
+
+	// Filter validAlerts to keep only those with time newer than oldestRecord
+	filteredAlerts := make([]SystemAlertData, 0, len(validAlerts))
+	for _, alert := range validAlerts {
+		if alert.time.After(oldestRecordTime) {
+			filteredAlerts = append(filteredAlerts, alert)
+		}
+	}
+	validAlerts = filteredAlerts
+
+	if len(validAlerts) == 0 {
+		// log.Println("no valid alerts found")
+		return nil
+	}
+
+	var stats SystemAlertStats
+
+	// we can skip the latest systemStats record since it's the current value
+	for i := range systemStats {
+		stat := systemStats[i]
+		// subtract 10 seconds to give a small time buffer
+		systemStatsCreation := stat.Created.Time().Add(-time.Second * 10)
+		if err := json.Unmarshal(stat.Stats, &stats); err != nil {
+			return err
+		}
+		// log.Println("stats", stats)
+		for j := range validAlerts {
+			alert := &validAlerts[j]
+			// reset alert val on first iteration
+			if i == 0 {
+				alert.val = 0
+			}
+			// continue if system_stats is older than alert time range
+			if systemStatsCreation.Before(alert.time) {
+				continue
+			}
+			// add to alert value
+			switch alert.name {
+			case "CPU":
+				alert.val += stats.Cpu
+			case "Memory":
+				alert.val += stats.Mem
+			case "Bandwidth":
+				alert.val += stats.NetSent + stats.NetRecv
+			case "Disk":
+				if alert.mapSums == nil {
+					alert.mapSums = make(map[string]float32, len(data.Stats.ExtraFs)+1)
+				}
+				// add root disk
+				if _, ok := alert.mapSums["root"]; !ok {
+					alert.mapSums["root"] = 0.0
+				}
+				alert.mapSums["root"] += float32(stats.Disk)
+				// add extra disks
+				for key, fs := range data.Stats.ExtraFs {
+					if _, ok := alert.mapSums[key]; !ok {
+						alert.mapSums[key] = 0.0
+					}
+					alert.mapSums[key] += float32(fs.DiskUsed / fs.DiskTotal * 100)
+				}
+			case "Temperature":
+				if alert.mapSums == nil {
+					alert.mapSums = make(map[string]float32, len(stats.Temperatures))
+				}
+				for key, temp := range stats.Temperatures {
+					if _, ok := alert.mapSums[key]; !ok {
+						alert.mapSums[key] = float32(0)
+					}
+					alert.mapSums[key] += temp
+				}
+			case "LoadAvg1":
+				alert.val += stats.LoadAvg[0]
+			case "LoadAvg5":
+				alert.val += stats.LoadAvg[1]
+			case "LoadAvg15":
+				alert.val += stats.LoadAvg[2]
+			default:
+				continue
+			}
+			alert.count++
+		}
+	}
+	// sum up vals for each alert
+	for _, alert := range validAlerts {
+		switch alert.name {
+		case "Disk":
+			maxPct := float32(0)
+			for key, value := range alert.mapSums {
+				sumPct := float32(value)
+				if sumPct > maxPct {
+					maxPct = sumPct
+					alert.descriptor = fmt.Sprintf("Usage of %s", key)
+				}
+			}
+			alert.val = float64(maxPct / float32(alert.count))
+		case "Temperature":
+			maxTemp := float32(0)
+			for key, value := range alert.mapSums {
+				sumTemp := float32(value) / float32(alert.count)
+				if sumTemp > maxTemp {
+					maxTemp = sumTemp
+					alert.descriptor = fmt.Sprintf("Highest sensor %s", key)
+				}
+			}
+			alert.val = float64(maxTemp)
+		default:
+			alert.val = alert.val / float64(alert.count)
+		}
+		minCount := float32(alert.min) / 1.2
+		// log.Println("alert", alert.name, "val", alert.val, "threshold", alert.threshold, "triggered", alert.triggered)
+		// log.Printf("%s: val %f | count %d | min-count %f | threshold %f\n", alert.name, alert.val, alert.count, minCount, alert.threshold)
+		// pass through alert if count is greater than or equal to minCount
+		if float32(alert.count) >= minCount {
+			if !alert.triggered && alert.val > alert.threshold {
+				alert.triggered = true
+				go am.sendSystemAlert(alert)
+			} else if alert.triggered && alert.val <= alert.threshold {
+				alert.triggered = false
+				go am.sendSystemAlert(alert)
+			}
+		}
+	}
+	return nil
+}
+
+func (am *AlertManager) sendSystemAlert(alert SystemAlertData) {
+	// log.Printf("Sending alert %s: val %f | count %d | threshold %f\n", alert.name, alert.val, alert.count, alert.threshold)
+	systemName := alert.systemRecord.GetString("name")
+
+	// change Disk to Disk usage
+	if alert.name == "Disk" {
+		alert.name += " usage"
+	}
+	// format LoadAvg5 and LoadAvg15
+	if after, ok := strings.CutPrefix(alert.name, "LoadAvg"); ok {
+		alert.name = after + "m Load"
+	}
+
+	// make title alert name lowercase if not CPU
+	titleAlertName := alert.name
+	if titleAlertName != "CPU" {
+		titleAlertName = strings.ToLower(titleAlertName)
+	}
+
+	var subject string
+	if alert.triggered {
+		subject = fmt.Sprintf("%s %s above threshold", systemName, titleAlertName)
+	} else {
+		subject = fmt.Sprintf("%s %s below threshold", systemName, titleAlertName)
+	}
+	minutesLabel := "minute"
+	if alert.min > 1 {
+		minutesLabel += "s"
+	}
+	if alert.descriptor == "" {
+		alert.descriptor = alert.name
+	}
+	body := fmt.Sprintf("%s averaged %.2f%s for the previous %v %s.", alert.descriptor, alert.val, alert.unit, alert.min, minutesLabel)
+
+	alert.alertRecord.Set("triggered", alert.triggered)
+	if err := am.hub.Save(alert.alertRecord); err != nil {
+		// app.Logger().Error("failed to save alert record", "err", err)
+		return
+	}
+	am.SendAlert(AlertMessageData{
+		UserID:   alert.alertRecord.GetString("user"),
+		Title:    subject,
+		Message:  body,
+		Link:     am.hub.MakeLink("system", systemName),
+		LinkText: "View " + systemName,
+	})
+}

src/alerts/alerts_test.go

@@ -0,0 +1,604 @@
+//go:build testing
+// +build testing
+
+package alerts_test
+
+import (
+	"bytes"
+	"encoding/json"
+	"io"
+	"net/http"
+	"strings"
+	"testing"
+	"testing/synctest"
+	"time"
+
+	beszelTests "github.com/henrygd/beszel/src/tests"
+
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/core"
+	pbTests "github.com/pocketbase/pocketbase/tests"
+	"github.com/stretchr/testify/assert"
+)
+
+// marshal to json and return an io.Reader (for use in ApiScenario.Body)
+func jsonReader(v any) io.Reader {
+	data, err := json.Marshal(v)
+	if err != nil {
+		panic(err)
+	}
+	return bytes.NewReader(data)
+}
+
+func TestUserAlertsApi(t *testing.T) {
+	hub, _ := beszelTests.NewTestHub(t.TempDir())
+	defer hub.Cleanup()
+
+	hub.StartHub()
+
+	user1, _ := beszelTests.CreateUser(hub, "alertstest@example.com", "password")
+	user1Token, _ := user1.NewAuthToken()
+
+	user2, _ := beszelTests.CreateUser(hub, "alertstest2@example.com", "password")
+	user2Token, _ := user2.NewAuthToken()
+
+	system1, _ := beszelTests.CreateRecord(hub, "systems", map[string]any{
+		"name":  "system1",
+		"users": []string{user1.Id},
+		"host":  "127.0.0.1",
+	})
+
+	system2, _ := beszelTests.CreateRecord(hub, "systems", map[string]any{
+		"name":  "system2",
+		"users": []string{user1.Id, user2.Id},
+		"host":  "127.0.0.2",
+	})
+
+	userRecords, _ := hub.CountRecords("users")
+	assert.EqualValues(t, 2, userRecords, "all users should be created")
+
+	systemRecords, _ := hub.CountRecords("systems")
+	assert.EqualValues(t, 2, systemRecords, "all systems should be created")
+
+	testAppFactory := func(t testing.TB) *pbTests.TestApp {
+		return hub.TestApp
+	}
+
+	scenarios := []beszelTests.ApiScenario{
+		// {
+		// 	Name:            "GET not implemented - returns index",
+		// 	Method:          http.MethodGet,
+		// 	URL:             "/api/beszel/user-alerts",
+		// 	ExpectedStatus:  200,
+		// 	ExpectedContent: []string{"<html ", "globalThis.BESZEL"},
+		// 	TestAppFactory:  testAppFactory,
+		// },
+		{
+			Name:            "POST no auth",
+			Method:          http.MethodPost,
+			URL:             "/api/beszel/user-alerts",
+			ExpectedStatus:  401,
+			ExpectedContent: []string{"requires valid"},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:   "POST no body",
+			Method: http.MethodPost,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": user1Token,
+			},
+			ExpectedStatus:  400,
+			ExpectedContent: []string{"Bad data"},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:   "POST bad data",
+			Method: http.MethodPost,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": user1Token,
+			},
+			ExpectedStatus:  400,
+			ExpectedContent: []string{"Bad data"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"invalidField": "this should cause validation error",
+				"threshold":    "not a number",
+			}),
+		},
+		{
+			Name:   "POST malformed JSON",
+			Method: http.MethodPost,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": user1Token,
+			},
+			ExpectedStatus:  400,
+			ExpectedContent: []string{"Bad data"},
+			TestAppFactory:  testAppFactory,
+			Body:            strings.NewReader(`{"alertType": "cpu", "threshold": 80, "enabled": true,}`),
+		},
+		{
+			Name:   "POST valid alert data multiple systems",
+			Method: http.MethodPost,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": user1Token,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"\"success\":true"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":      "CPU",
+				"value":     69,
+				"min":       9,
+				"systems":   []string{system1.Id, system2.Id},
+				"overwrite": false,
+			}),
+			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
+				// check total alerts
+				alerts, _ := app.CountRecords("alerts")
+				assert.EqualValues(t, 2, alerts, "should have 2 alerts")
+				// check alert has correct values
+				matchingAlerts, _ := app.CountRecords("alerts", dbx.HashExp{"name": "CPU", "user": user1.Id, "system": system1.Id, "value": 69, "min": 9})
+				assert.EqualValues(t, 1, matchingAlerts, "should have 1 alert")
+			},
+		},
+		{
+			Name:   "POST valid alert data single system",
+			Method: http.MethodPost,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": user1Token,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"\"success\":true"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":    "Memory",
+				"systems": []string{system1.Id},
+				"value":   90,
+				"min":     10,
+			}),
+			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
+				user1Alerts, _ := app.CountRecords("alerts", dbx.HashExp{"user": user1.Id})
+				assert.EqualValues(t, 3, user1Alerts, "should have 3 alerts")
+			},
+		},
+		{
+			Name:   "Overwrite: false, should not overwrite existing alert",
+			Method: http.MethodPost,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": user1Token,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"\"success\":true"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":      "CPU",
+				"value":     45,
+				"min":       5,
+				"systems":   []string{system1.Id},
+				"overwrite": false,
+			}),
+			BeforeTestFunc: func(t testing.TB, app *pbTests.TestApp, e *core.ServeEvent) {
+				beszelTests.ClearCollection(t, app, "alerts")
+				beszelTests.CreateRecord(app, "alerts", map[string]any{
+					"name":   "CPU",
+					"system": system1.Id,
+					"user":   user1.Id,
+					"value":  80,
+					"min":    10,
+				})
+			},
+			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
+				alerts, _ := app.CountRecords("alerts")
+				assert.EqualValues(t, 1, alerts, "should have 1 alert")
+				alert, _ := app.FindFirstRecordByFilter("alerts", "name = 'CPU' && user = {:user}", dbx.Params{"user": user1.Id})
+				assert.EqualValues(t, 80, alert.Get("value"), "should have 80 as value")
+			},
+		},
+		{
+			Name:   "Overwrite: true, should overwrite existing alert",
+			Method: http.MethodPost,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": user2Token,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"\"success\":true"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":      "CPU",
+				"value":     45,
+				"min":       5,
+				"systems":   []string{system2.Id},
+				"overwrite": true,
+			}),
+			BeforeTestFunc: func(t testing.TB, app *pbTests.TestApp, e *core.ServeEvent) {
+				beszelTests.ClearCollection(t, app, "alerts")
+				beszelTests.CreateRecord(app, "alerts", map[string]any{
+					"name":   "CPU",
+					"system": system2.Id,
+					"user":   user2.Id,
+					"value":  80,
+					"min":    10,
+				})
+			},
+			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
+				alerts, _ := app.CountRecords("alerts")
+				assert.EqualValues(t, 1, alerts, "should have 1 alert")
+				alert, _ := app.FindFirstRecordByFilter("alerts", "name = 'CPU' && user = {:user}", dbx.Params{"user": user2.Id})
+				assert.EqualValues(t, 45, alert.Get("value"), "should have 45 as value")
+			},
+		},
+		{
+			Name:            "DELETE no auth",
+			Method:          http.MethodDelete,
+			URL:             "/api/beszel/user-alerts",
+			ExpectedStatus:  401,
+			ExpectedContent: []string{"requires valid"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":    "CPU",
+				"systems": []string{system1.Id},
+			}),
+			BeforeTestFunc: func(t testing.TB, app *pbTests.TestApp, e *core.ServeEvent) {
+				beszelTests.ClearCollection(t, app, "alerts")
+				beszelTests.CreateRecord(app, "alerts", map[string]any{
+					"name":   "CPU",
+					"system": system1.Id,
+					"user":   user1.Id,
+					"value":  80,
+					"min":    10,
+				})
+			},
+			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
+				alerts, _ := app.CountRecords("alerts")
+				assert.EqualValues(t, 1, alerts, "should have 1 alert")
+			},
+		},
+		{
+			Name:   "DELETE alert",
+			Method: http.MethodDelete,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": user1Token,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"\"count\":1", "\"success\":true"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":    "CPU",
+				"systems": []string{system1.Id},
+			}),
+			BeforeTestFunc: func(t testing.TB, app *pbTests.TestApp, e *core.ServeEvent) {
+				beszelTests.ClearCollection(t, app, "alerts")
+				beszelTests.CreateRecord(app, "alerts", map[string]any{
+					"name":   "CPU",
+					"system": system1.Id,
+					"user":   user1.Id,
+					"value":  80,
+					"min":    10,
+				})
+			},
+			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
+				alerts, _ := app.CountRecords("alerts")
+				assert.Zero(t, alerts, "should have 0 alerts")
+			},
+		},
+		{
+			Name:   "DELETE alert multiple systems",
+			Method: http.MethodDelete,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": user1Token,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"\"count\":2", "\"success\":true"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":    "Memory",
+				"systems": []string{system1.Id, system2.Id},
+			}),
+			BeforeTestFunc: func(t testing.TB, app *pbTests.TestApp, e *core.ServeEvent) {
+				beszelTests.ClearCollection(t, app, "alerts")
+				for _, systemId := range []string{system1.Id, system2.Id} {
+					_, err := beszelTests.CreateRecord(app, "alerts", map[string]any{
+						"name":   "Memory",
+						"system": systemId,
+						"user":   user1.Id,
+						"value":  90,
+						"min":    10,
+					})
+					assert.NoError(t, err, "should create alert")
+				}
+				alerts, _ := app.CountRecords("alerts")
+				assert.EqualValues(t, 2, alerts, "should have 2 alerts")
+			},
+			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
+				alerts, _ := app.CountRecords("alerts")
+				assert.Zero(t, alerts, "should have 0 alerts")
+			},
+		},
+		{
+			Name:   "User 2 should not be able to delete alert of user 1",
+			Method: http.MethodDelete,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": user2Token,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"\"count\":1", "\"success\":true"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":    "CPU",
+				"systems": []string{system2.Id},
+			}),
+			BeforeTestFunc: func(t testing.TB, app *pbTests.TestApp, e *core.ServeEvent) {
+				beszelTests.ClearCollection(t, app, "alerts")
+				for _, user := range []string{user1.Id, user2.Id} {
+					beszelTests.CreateRecord(app, "alerts", map[string]any{
+						"name":   "CPU",
+						"system": system2.Id,
+						"user":   user,
+						"value":  80,
+						"min":    10,
+					})
+				}
+				alerts, _ := app.CountRecords("alerts")
+				assert.EqualValues(t, 2, alerts, "should have 2 alerts")
+				user1AlertCount, _ := app.CountRecords("alerts", dbx.HashExp{"user": user1.Id})
+				assert.EqualValues(t, 1, user1AlertCount, "should have 1 alert")
+				user2AlertCount, _ := app.CountRecords("alerts", dbx.HashExp{"user": user2.Id})
+				assert.EqualValues(t, 1, user2AlertCount, "should have 1 alert")
+			},
+			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
+				user1AlertCount, _ := app.CountRecords("alerts", dbx.HashExp{"user": user1.Id})
+				assert.EqualValues(t, 1, user1AlertCount, "should have 1 alert")
+				user2AlertCount, _ := app.CountRecords("alerts", dbx.HashExp{"user": user2.Id})
+				assert.Zero(t, user2AlertCount, "should have 0 alerts")
+			},
+		},
+	}
+
+	for _, scenario := range scenarios {
+		scenario.Test(t)
+	}
+}
+
+func getHubWithUser(t *testing.T) (*beszelTests.TestHub, *core.Record) {
+	hub, err := beszelTests.NewTestHub(t.TempDir())
+	assert.NoError(t, err)
+	hub.StartHub()
+
+	// Manually initialize the system manager to bind event hooks
+	err = hub.GetSystemManager().Initialize()
+	assert.NoError(t, err)
+
+	// Create a test user
+	user, err := beszelTests.CreateUser(hub, "test@example.com", "password")
+	assert.NoError(t, err)
+
+	// Create user settings for the test user (required for alert notifications)
+	userSettingsData := map[string]any{
+		"user":     user.Id,
+		"settings": `{"emails":[test@example.com],"webhooks":[]}`,
+	}
+	_, err = beszelTests.CreateRecord(hub, "user_settings", userSettingsData)
+	assert.NoError(t, err)
+
+	return hub, user
+}
+
+func TestStatusAlerts(t *testing.T) {
+	synctest.Test(t, func(t *testing.T) {
+		hub, user := getHubWithUser(t)
+		defer hub.Cleanup()
+
+		systems, err := beszelTests.CreateSystems(hub, 4, user.Id, "paused")
+		assert.NoError(t, err)
+
+		var alerts []*core.Record
+		for i, system := range systems {
+			alert, err := beszelTests.CreateRecord(hub, "alerts", map[string]any{
+				"name":   "Status",
+				"system": system.Id,
+				"user":   user.Id,
+				"min":    i + 1,
+			})
+			assert.NoError(t, err)
+			alerts = append(alerts, alert)
+		}
+
+		time.Sleep(10 * time.Millisecond)
+
+		for _, alert := range alerts {
+			assert.False(t, alert.GetBool("triggered"), "Alert should not be triggered immediately")
+		}
+		if hub.TestMailer.TotalSend() != 0 {
+			assert.Zero(t, hub.TestMailer.TotalSend(), "Expected 0 messages, got %d", hub.TestMailer.TotalSend())
+		}
+		for _, system := range systems {
+			assert.EqualValues(t, "paused", system.GetString("status"), "System should be paused")
+		}
+		for _, system := range systems {
+			system.Set("status", "up")
+			err = hub.SaveNoValidate(system)
+			assert.NoError(t, err)
+		}
+		time.Sleep(time.Second)
+		assert.EqualValues(t, 0, hub.GetPendingAlertsCount(), "should have 0 alerts in the pendingAlerts map")
+		for _, system := range systems {
+			system.Set("status", "down")
+			err = hub.SaveNoValidate(system)
+			assert.NoError(t, err)
+		}
+		// after 30 seconds, should have 4 alerts in the pendingAlerts map, no triggered alerts
+		time.Sleep(time.Second * 30)
+		assert.EqualValues(t, 4, hub.GetPendingAlertsCount(), "should have 4 alerts in the pendingAlerts map")
+		triggeredCount, err := hub.CountRecords("alerts", dbx.HashExp{"triggered": true})
+		assert.NoError(t, err)
+		assert.EqualValues(t, 0, triggeredCount, "should have 0 alert triggered")
+		assert.EqualValues(t, 0, hub.TestMailer.TotalSend(), "should have 0 messages sent")
+		// after 1:30 seconds, should have 1 triggered alert and 3 pending alerts
+		time.Sleep(time.Second * 60)
+		assert.EqualValues(t, 3, hub.GetPendingAlertsCount(), "should have 3 alerts in the pendingAlerts map")
+		triggeredCount, err = hub.CountRecords("alerts", dbx.HashExp{"triggered": true})
+		assert.NoError(t, err)
+		assert.EqualValues(t, 1, triggeredCount, "should have 1 alert triggered")
+		assert.EqualValues(t, 1, hub.TestMailer.TotalSend(), "should have 1 messages sent")
+		// after 2:30 seconds, should have 2 triggered alerts and 2 pending alerts
+		time.Sleep(time.Second * 60)
+		assert.EqualValues(t, 2, hub.GetPendingAlertsCount(), "should have 2 alerts in the pendingAlerts map")
+		triggeredCount, err = hub.CountRecords("alerts", dbx.HashExp{"triggered": true})
+		assert.NoError(t, err)
+		assert.EqualValues(t, 2, triggeredCount, "should have 2 alert triggered")
+		assert.EqualValues(t, 2, hub.TestMailer.TotalSend(), "should have 2 messages sent")
+		// now we will bring the remaning systems back up
+		for _, system := range systems {
+			system.Set("status", "up")
+			err = hub.SaveNoValidate(system)
+			assert.NoError(t, err)
+		}
+		time.Sleep(time.Second)
+		// should have 0 alerts in the pendingAlerts map and 0 alerts triggered
+		assert.EqualValues(t, 0, hub.GetPendingAlertsCount(), "should have 0 alerts in the pendingAlerts map")
+		triggeredCount, err = hub.CountRecords("alerts", dbx.HashExp{"triggered": true})
+		assert.NoError(t, err)
+		assert.Zero(t, triggeredCount, "should have 0 alert triggered")
+		// 4 messages sent, 2 down alerts and 2 up alerts for first 2 systems
+		assert.EqualValues(t, 4, hub.TestMailer.TotalSend(), "should have 4 messages sent")
+	})
+}
+
+func TestAlertsHistory(t *testing.T) {
+	synctest.Test(t, func(t *testing.T) {
+		hub, user := getHubWithUser(t)
+		defer hub.Cleanup()
+
+		// Create systems and alerts
+		systems, err := beszelTests.CreateSystems(hub, 1, user.Id, "up")
+		assert.NoError(t, err)
+		system := systems[0]
+
+		alert, err := beszelTests.CreateRecord(hub, "alerts", map[string]any{
+			"name":   "Status",
+			"system": system.Id,
+			"user":   user.Id,
+			"min":    1,
+		})
+		assert.NoError(t, err)
+
+		// Initially, no alert history records should exist
+		initialHistoryCount, err := hub.CountRecords("alerts_history", nil)
+		assert.NoError(t, err)
+		assert.Zero(t, initialHistoryCount, "Should have 0 alert history records initially")
+
+		// Set system to up initially
+		system.Set("status", "up")
+		err = hub.SaveNoValidate(system)
+		assert.NoError(t, err)
+		time.Sleep(10 * time.Millisecond)
+
+		// Set system to down to trigger alert
+		system.Set("status", "down")
+		err = hub.SaveNoValidate(system)
+		assert.NoError(t, err)
+
+		// Wait for alert to trigger (after the downtime delay)
+		// With 1 minute delay, we need to wait at least 1 minute + some buffer
+		time.Sleep(time.Second * 75)
+
+		// Check that alert is triggered
+		triggeredCount, err := hub.CountRecords("alerts", dbx.HashExp{"triggered": true, "id": alert.Id})
+		assert.NoError(t, err)
+		assert.EqualValues(t, 1, triggeredCount, "Alert should be triggered")
+
+		// Check that alert history record was created
+		historyCount, err := hub.CountRecords("alerts_history", dbx.HashExp{"alert_id": alert.Id})
+		assert.NoError(t, err)
+		assert.EqualValues(t, 1, historyCount, "Should have 1 alert history record for triggered alert")
+
+		// Get the alert history record and verify it's not resolved immediately
+		historyRecord, err := hub.FindFirstRecordByFilter("alerts_history", "alert_id={:alert_id}", dbx.Params{"alert_id": alert.Id})
+		assert.NoError(t, err)
+		assert.NotNil(t, historyRecord, "Alert history record should exist")
+		assert.Equal(t, alert.Id, historyRecord.GetString("alert_id"), "Alert history should reference correct alert")
+		assert.Equal(t, system.Id, historyRecord.GetString("system"), "Alert history should reference correct system")
+		assert.Equal(t, "Status", historyRecord.GetString("name"), "Alert history should have correct name")
+
+		// The alert history might be resolved immediately in some cases, so let's check the alert's triggered status
+		alertRecord, err := hub.FindFirstRecordByFilter("alerts", "id={:id}", dbx.Params{"id": alert.Id})
+		assert.NoError(t, err)
+		assert.True(t, alertRecord.GetBool("triggered"), "Alert should still be triggered when checking history")
+
+		// Now resolve the alert by setting system back to up
+		system.Set("status", "up")
+		err = hub.SaveNoValidate(system)
+		assert.NoError(t, err)
+		time.Sleep(200 * time.Millisecond)
+
+		// Check that alert is no longer triggered
+		triggeredCount, err = hub.CountRecords("alerts", dbx.HashExp{"triggered": true, "id": alert.Id})
+		assert.NoError(t, err)
+		assert.Zero(t, triggeredCount, "Alert should not be triggered after system is back up")
+
+		// Check that alert history record is now resolved
+		historyRecord, err = hub.FindFirstRecordByFilter("alerts_history", "alert_id={:alert_id}", dbx.Params{"alert_id": alert.Id})
+		assert.NoError(t, err)
+		assert.NotNil(t, historyRecord, "Alert history record should still exist")
+		assert.NotNil(t, historyRecord.Get("resolved"), "Alert history should be resolved")
+
+		// Test deleting a triggered alert resolves its history
+		// Create another system and alert
+		systems2, err := beszelTests.CreateSystems(hub, 1, user.Id, "up")
+		assert.NoError(t, err)
+		system2 := systems2[0]
+		system2.Set("name", "test-system-2") // Rename for clarity
+		err = hub.SaveNoValidate(system2)
+		assert.NoError(t, err)
+
+		alert2, err := beszelTests.CreateRecord(hub, "alerts", map[string]any{
+			"name":   "Status",
+			"system": system2.Id,
+			"user":   user.Id,
+			"min":    1,
+		})
+		assert.NoError(t, err)
+
+		// Set system2 to down to trigger alert
+		system2.Set("status", "down")
+		err = hub.SaveNoValidate(system2)
+		assert.NoError(t, err)
+
+		// Wait for alert to trigger
+		time.Sleep(time.Second * 75)
+
+		// Verify alert is triggered and history record exists
+		triggeredCount, err = hub.CountRecords("alerts", dbx.HashExp{"triggered": true, "id": alert2.Id})
+		assert.NoError(t, err)
+		assert.EqualValues(t, 1, triggeredCount, "Second alert should be triggered")
+
+		historyCount, err = hub.CountRecords("alerts_history", dbx.HashExp{"alert_id": alert2.Id})
+		assert.NoError(t, err)
+		assert.EqualValues(t, 1, historyCount, "Should have 1 alert history record for second alert")
+
+		// Delete the triggered alert
+		err = hub.Delete(alert2)
+		assert.NoError(t, err)
+
+		// Check that alert history record is resolved after deletion
+		historyRecord2, err := hub.FindFirstRecordByFilter("alerts_history", "alert_id={:alert_id}", dbx.Params{"alert_id": alert2.Id})
+		assert.NoError(t, err)
+		assert.NotNil(t, historyRecord2, "Alert history record should still exist after alert deletion")
+		assert.NotNil(t, historyRecord2.Get("resolved"), "Alert history should be resolved after alert deletion")
+
+		// Verify total history count is correct (2 records total)
+		totalHistoryCount, err := hub.CountRecords("alerts_history", nil)
+		assert.NoError(t, err)
+		assert.EqualValues(t, 2, totalHistoryCount, "Should have 2 total alert history records")
+	})
+}

src/alerts/alerts_test_helpers.go

@@ -0,0 +1,55 @@
+package alerts
+
+import (
+	"sync"
+	"time"
+
+	"github.com/pocketbase/pocketbase/core"
+)
+
+func (am *AlertManager) GetAlertManager() *AlertManager {
+	return am
+}
+
+func (am *AlertManager) GetPendingAlerts() *sync.Map {
+	return &am.pendingAlerts
+}
+
+func (am *AlertManager) GetPendingAlertsCount() int {
+	count := 0
+	am.pendingAlerts.Range(func(key, value any) bool {
+		count++
+		return true
+	})
+	return count
+}
+
+// ProcessPendingAlerts manually processes all expired alerts (for testing)
+func (am *AlertManager) ProcessPendingAlerts() ([]*core.Record, error) {
+	now := time.Now()
+	var lastErr error
+	var processedAlerts []*core.Record
+	am.pendingAlerts.Range(func(key, value any) bool {
+		info := value.(*alertInfo)
+		if now.After(info.expireTime) {
+			// Downtime delay has passed, process alert
+			if err := am.sendStatusAlert("down", info.systemName, info.alertRecord); err != nil {
+				lastErr = err
+			}
+			processedAlerts = append(processedAlerts, info.alertRecord)
+			am.pendingAlerts.Delete(key)
+		}
+		return true
+	})
+	return processedAlerts, lastErr
+}
+
+// ForceExpirePendingAlerts sets all pending alerts to expire immediately (for testing)
+func (am *AlertManager) ForceExpirePendingAlerts() {
+	now := time.Now()
+	am.pendingAlerts.Range(func(key, value any) bool {
+		info := value.(*alertInfo)
+		info.expireTime = now.Add(-time.Second) // Set to 1 second ago
+		return true
+	})
+}

src/cmd/agent/agent.go

@@ -0,0 +1,157 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"strings"
+
+	"github.com/henrygd/beszel"
+	"github.com/henrygd/beszel/agent"
+	"github.com/henrygd/beszel/agent/health"
+	"github.com/spf13/pflag"
+	"golang.org/x/crypto/ssh"
+)
+
+// cli options
+type cmdOptions struct {
+	key    string // key is the public key(s) for SSH authentication.
+	listen string // listen is the address or port to listen on.
+	// TODO: add hubURL and token
+	// hubURL string // hubURL is the URL of the hub to use.
+	// token  string // token is the token to use for authentication.
+}
+
+// parse parses the command line flags and populates the config struct.
+// It returns true if a subcommand was handled and the program should exit.
+func (opts *cmdOptions) parse() bool {
+	subcommand := ""
+	if len(os.Args) > 1 {
+		subcommand = os.Args[1]
+	}
+
+	// Subcommands that don't require any pflag parsing
+	switch subcommand {
+	case "-v", "version":
+		fmt.Println(beszel.AppName+"-agent", beszel.Version)
+		return true
+	case "health":
+		err := health.Check()
+		if err != nil {
+			log.Fatal(err)
+		}
+		fmt.Print("ok")
+		return true
+	}
+
+	// pflag.CommandLine.ParseErrorsWhitelist.UnknownFlags = true
+	pflag.StringVarP(&opts.key, "key", "k", "", "Public key(s) for SSH authentication")
+	pflag.StringVarP(&opts.listen, "listen", "l", "", "Address or port to listen on")
+	// pflag.StringVarP(&opts.hubURL, "hub-url", "u", "", "URL of the hub to use")
+	// pflag.StringVarP(&opts.token, "token", "t", "", "Token to use for authentication")
+	chinaMirrors := pflag.BoolP("china-mirrors", "c", false, "Use mirror for update (gh.beszel.dev) instead of GitHub")
+	help := pflag.BoolP("help", "h", false, "Show this help message")
+
+	// Convert old single-dash long flags to double-dash for backward compatibility
+	flagsToConvert := []string{"key", "listen"}
+	for i, arg := range os.Args {
+		for _, flag := range flagsToConvert {
+			singleDash := "-" + flag
+			doubleDash := "--" + flag
+			if arg == singleDash {
+				os.Args[i] = doubleDash
+				break
+			} else if strings.HasPrefix(arg, singleDash+"=") {
+				os.Args[i] = doubleDash + arg[len(singleDash):]
+				break
+			}
+		}
+	}
+
+	pflag.Usage = func() {
+		builder := strings.Builder{}
+		builder.WriteString("Usage: ")
+		builder.WriteString(os.Args[0])
+		builder.WriteString(" [command] [flags]\n")
+		builder.WriteString("\nCommands:\n")
+		builder.WriteString("  health    Check if the agent is running\n")
+		// builder.WriteString("  help      Display this help message\n")
+		builder.WriteString("  update    Update to the latest version\n")
+		builder.WriteString("\nFlags:\n")
+		fmt.Print(builder.String())
+		pflag.PrintDefaults()
+	}
+
+	// Parse all arguments with pflag
+	pflag.Parse()
+
+	// Must run after pflag.Parse()
+	switch {
+	case *help || subcommand == "help":
+		pflag.Usage()
+		return true
+	case subcommand == "update":
+		agent.Update(*chinaMirrors)
+		return true
+	}
+
+	return false
+}
+
+// loadPublicKeys loads the public keys from the command line flag, environment variable, or key file.
+func (opts *cmdOptions) loadPublicKeys() ([]ssh.PublicKey, error) {
+	// Try command line flag first
+	if opts.key != "" {
+		return agent.ParseKeys(opts.key)
+	}
+
+	// Try environment variable
+	if key, ok := agent.GetEnv("KEY"); ok && key != "" {
+		return agent.ParseKeys(key)
+	}
+
+	// Try key file
+	keyFile, ok := agent.GetEnv("KEY_FILE")
+	if !ok {
+		return nil, fmt.Errorf("no key provided: must set -key flag, KEY env var, or KEY_FILE env var. Use 'beszel-agent help' for usage")
+	}
+
+	pubKey, err := os.ReadFile(keyFile)
+	if err != nil {
+		return nil, fmt.Errorf("failed to read key file: %w", err)
+	}
+	return agent.ParseKeys(string(pubKey))
+}
+
+func (opts *cmdOptions) getAddress() string {
+	return agent.GetAddress(opts.listen)
+}
+
+func main() {
+	var opts cmdOptions
+	subcommandHandled := opts.parse()
+
+	if subcommandHandled {
+		return
+	}
+
+	var serverConfig agent.ServerOptions
+	var err error
+	serverConfig.Keys, err = opts.loadPublicKeys()
+	if err != nil {
+		log.Fatal("Failed to load public keys:", err)
+	}
+
+	addr := opts.getAddress()
+	serverConfig.Addr = addr
+	serverConfig.Network = agent.GetNetwork(addr)
+
+	a, err := agent.NewAgent()
+	if err != nil {
+		log.Fatal("Failed to create agent: ", err)
+	}
+
+	if err := a.Start(serverConfig); err != nil {
+		log.Fatal("Failed to start server: ", err)
+	}
+}

src/cmd/agent/agent_test.go

@@ -0,0 +1,336 @@
+package main
+
+import (
+	"crypto/ed25519"
+	"os"
+	"path/filepath"
+	"testing"
+
+	"github.com/henrygd/beszel/agent"
+
+	"github.com/spf13/pflag"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"golang.org/x/crypto/ssh"
+)
+
+func TestGetAddress(t *testing.T) {
+	tests := []struct {
+		name     string
+		opts     cmdOptions
+		envVars  map[string]string
+		expected string
+	}{
+		{
+			name:     "default port when no config",
+			opts:     cmdOptions{},
+			expected: ":45876",
+		},
+		{
+			name: "use address from flag",
+			opts: cmdOptions{
+				listen: "8080",
+			},
+			expected: ":8080",
+		},
+		{
+			name: "use unix socket from flag",
+			opts: cmdOptions{
+				listen: "/tmp/beszel.sock",
+			},
+			expected: "/tmp/beszel.sock",
+		},
+		{
+			name: "use LISTEN env var",
+			opts: cmdOptions{},
+			envVars: map[string]string{
+				"LISTEN": "1.2.3.4:9090",
+			},
+			expected: "1.2.3.4:9090",
+		},
+		{
+			name: "use legacy PORT env var",
+			opts: cmdOptions{},
+			envVars: map[string]string{
+				"PORT": "7070",
+			},
+			expected: ":7070",
+		},
+		{
+			name: "use unix socket from env var",
+			opts: cmdOptions{
+				listen: "",
+			},
+			envVars: map[string]string{
+				"LISTEN": "/tmp/beszel.sock",
+			},
+			expected: "/tmp/beszel.sock",
+		},
+		{
+			name: "flag takes precedence over env vars",
+			opts: cmdOptions{
+				listen: ":8080",
+			},
+			envVars: map[string]string{
+				"LISTEN": ":9090",
+				"PORT":   "7070",
+			},
+			expected: ":8080",
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Setup environment
+			for k, v := range tt.envVars {
+				t.Setenv(k, v)
+			}
+
+			addr := tt.opts.getAddress()
+			assert.Equal(t, tt.expected, addr)
+		})
+	}
+}
+
+func TestLoadPublicKeys(t *testing.T) {
+	// Generate a test key
+	_, priv, err := ed25519.GenerateKey(nil)
+	require.NoError(t, err)
+	signer, err := ssh.NewSignerFromKey(priv)
+	require.NoError(t, err)
+	pubKey := ssh.MarshalAuthorizedKey(signer.PublicKey())
+
+	tests := []struct {
+		name        string
+		opts        cmdOptions
+		envVars     map[string]string
+		setupFiles  map[string][]byte
+		wantErr     bool
+		errContains string
+	}{
+		{
+			name: "load key from flag",
+			opts: cmdOptions{
+				key: string(pubKey),
+			},
+		},
+		{
+			name: "load key from env var",
+			envVars: map[string]string{
+				"KEY": string(pubKey),
+			},
+		},
+		{
+			name: "load key from file",
+			envVars: map[string]string{
+				"KEY_FILE": "testkey.pub",
+			},
+			setupFiles: map[string][]byte{
+				"testkey.pub": pubKey,
+			},
+		},
+		{
+			name:        "error when no key provided",
+			wantErr:     true,
+			errContains: "no key provided",
+		},
+		{
+			name: "error on invalid key file",
+			envVars: map[string]string{
+				"KEY_FILE": "nonexistent.pub",
+			},
+			wantErr:     true,
+			errContains: "failed to read key file",
+		},
+		{
+			name: "error on invalid key data",
+			opts: cmdOptions{
+				key: "invalid-key-data",
+			},
+			wantErr: true,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Create a temporary directory for test files
+			if len(tt.setupFiles) > 0 {
+				tmpDir := t.TempDir()
+				for name, content := range tt.setupFiles {
+					path := filepath.Join(tmpDir, name)
+					err := os.WriteFile(path, content, 0600)
+					require.NoError(t, err)
+					if tt.envVars != nil {
+						tt.envVars["KEY_FILE"] = path
+					}
+				}
+			}
+
+			// Set up environment
+			for k, v := range tt.envVars {
+				t.Setenv(k, v)
+			}
+
+			keys, err := tt.opts.loadPublicKeys()
+			if tt.wantErr {
+				assert.Error(t, err)
+				if tt.errContains != "" {
+					assert.Contains(t, err.Error(), tt.errContains)
+				}
+				return
+			}
+
+			require.NoError(t, err)
+			assert.Len(t, keys, 1)
+			assert.Equal(t, signer.PublicKey().Type(), keys[0].Type())
+		})
+	}
+}
+
+func TestGetNetwork(t *testing.T) {
+	tests := []struct {
+		name     string
+		opts     cmdOptions
+		envVars  map[string]string
+		expected string
+	}{
+		{
+			name: "NETWORK env var",
+			envVars: map[string]string{
+				"NETWORK": "tcp4",
+			},
+			expected: "tcp4",
+		},
+		{
+			name:     "only port",
+			opts:     cmdOptions{listen: "8080"},
+			expected: "tcp",
+		},
+		{
+			name:     "ipv4 address",
+			opts:     cmdOptions{listen: "1.2.3.4:8080"},
+			expected: "tcp",
+		},
+		{
+			name:     "ipv6 address",
+			opts:     cmdOptions{listen: "[2001:db8::1]:8080"},
+			expected: "tcp",
+		},
+		{
+			name:     "unix network",
+			opts:     cmdOptions{listen: "/tmp/beszel.sock"},
+			expected: "unix",
+		},
+		{
+			name:     "env var network",
+			opts:     cmdOptions{listen: ":8080"},
+			envVars:  map[string]string{"NETWORK": "tcp4"},
+			expected: "tcp4",
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Setup environment
+			for k, v := range tt.envVars {
+				t.Setenv(k, v)
+			}
+			network := agent.GetNetwork(tt.opts.listen)
+			assert.Equal(t, tt.expected, network)
+		})
+	}
+}
+
+func TestParseFlags(t *testing.T) {
+	// Save original command line arguments and restore after test
+	oldArgs := os.Args
+	defer func() {
+		os.Args = oldArgs
+		pflag.CommandLine = pflag.NewFlagSet(os.Args[0], pflag.ExitOnError)
+	}()
+
+	tests := []struct {
+		name     string
+		args     []string
+		expected cmdOptions
+	}{
+		{
+			name: "no flags",
+			args: []string{"cmd"},
+			expected: cmdOptions{
+				key:    "",
+				listen: "",
+			},
+		},
+		{
+			name: "key flag only",
+			args: []string{"cmd", "-key", "testkey"},
+			expected: cmdOptions{
+				key:    "testkey",
+				listen: "",
+			},
+		},
+		{
+			name: "key flag double dash",
+			args: []string{"cmd", "--key", "testkey"},
+			expected: cmdOptions{
+				key:    "testkey",
+				listen: "",
+			},
+		},
+		{
+			name: "key flag short",
+			args: []string{"cmd", "-k", "testkey"},
+			expected: cmdOptions{
+				key:    "testkey",
+				listen: "",
+			},
+		},
+		{
+			name: "addr flag only",
+			args: []string{"cmd", "-listen", ":8080"},
+			expected: cmdOptions{
+				key:    "",
+				listen: ":8080",
+			},
+		},
+		{
+			name: "addr flag double dash",
+			args: []string{"cmd", "--listen", ":8080"},
+			expected: cmdOptions{
+				key:    "",
+				listen: ":8080",
+			},
+		},
+		{
+			name: "addr flag short",
+			args: []string{"cmd", "-l", ":8080"},
+			expected: cmdOptions{
+				key:    "",
+				listen: ":8080",
+			},
+		},
+		{
+			name: "both flags",
+			args: []string{"cmd", "-key", "testkey", "-listen", ":8080"},
+			expected: cmdOptions{
+				key:    "testkey",
+				listen: ":8080",
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Reset flags for each test
+			pflag.CommandLine = pflag.NewFlagSet(tt.args[0], pflag.ExitOnError)
+			os.Args = tt.args
+
+			var opts cmdOptions
+			opts.parse()
+			pflag.Parse()
+
+			assert.Equal(t, tt.expected, opts)
+		})
+	}
+}

src/cmd/hub/hub.go

@@ -0,0 +1,102 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"net/http"
+	"os"
+	"time"
+
+	"github.com/henrygd/beszel"
+	"github.com/henrygd/beszel/src/hub"
+	_ "github.com/henrygd/beszel/src/migrations"
+
+	"github.com/pocketbase/pocketbase"
+	"github.com/pocketbase/pocketbase/plugins/migratecmd"
+	"github.com/spf13/cobra"
+)
+
+func main() {
+	// handle health check first to prevent unneeded execution
+	if len(os.Args) > 3 && os.Args[1] == "health" {
+		url := os.Args[3]
+		if err := checkHealth(url); err != nil {
+			log.Fatal(err)
+		}
+		fmt.Print("ok")
+		return
+	}
+
+	baseApp := getBaseApp()
+	h := hub.NewHub(baseApp)
+	if err := h.StartHub(); err != nil {
+		log.Fatal(err)
+	}
+}
+
+// getBaseApp creates a new PocketBase app with the default config
+func getBaseApp() *pocketbase.PocketBase {
+	isDev := os.Getenv("ENV") == "dev"
+
+	baseApp := pocketbase.NewWithConfig(pocketbase.Config{
+		DefaultDataDir: beszel.AppName + "_data",
+		DefaultDev:     isDev,
+	})
+	baseApp.RootCmd.Version = beszel.Version
+	baseApp.RootCmd.Use = beszel.AppName
+	baseApp.RootCmd.Short = ""
+	// add update command
+	updateCmd := &cobra.Command{
+		Use:   "update",
+		Short: "Update " + beszel.AppName + " to the latest version",
+		Run:   hub.Update,
+	}
+	updateCmd.Flags().Bool("china-mirrors", false, "Use mirror (gh.beszel.dev) instead of GitHub")
+	baseApp.RootCmd.AddCommand(updateCmd)
+	// add health command
+	baseApp.RootCmd.AddCommand(newHealthCmd())
+
+	// enable auto creation of migration files when making collection changes in the Admin UI
+	migratecmd.MustRegister(baseApp, baseApp.RootCmd, migratecmd.Config{
+		Automigrate: isDev,
+		Dir:         "../../migrations",
+	})
+
+	return baseApp
+}
+
+func newHealthCmd() *cobra.Command {
+	var baseURL string
+
+	healthCmd := &cobra.Command{
+		Use:   "health",
+		Short: "Check health of running hub",
+		Run: func(cmd *cobra.Command, args []string) {
+			if err := checkHealth(baseURL); err != nil {
+				log.Fatal(err)
+			}
+			os.Exit(0)
+		},
+	}
+	healthCmd.Flags().StringVar(&baseURL, "url", "", "base URL")
+	healthCmd.MarkFlagRequired("url")
+	return healthCmd
+}
+
+// checkHealth checks the health of the hub.
+func checkHealth(baseURL string) error {
+	client := &http.Client{
+		Timeout: time.Second * 3,
+	}
+	healthURL := baseURL + "/api/health"
+	resp, err := client.Get(healthURL)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != 200 {
+		return fmt.Errorf("%s returned status %d", healthURL, resp.StatusCode)
+	}
+	return nil
+}

src/common/common-ssh.go

@@ -0,0 +1,10 @@
+package common
+
+var (
+	// Allowed ssh key exchanges
+	DefaultKeyExchanges = []string{"curve25519-sha256"}
+	// Allowed ssh macs
+	DefaultMACs = []string{"hmac-sha2-256-etm@openssh.com"}
+	// Allowed ssh ciphers
+	DefaultCiphers = []string{"chacha20-poly1305@openssh.com"}
+)

src/common/common-ws.go

@@ -0,0 +1,32 @@
+package common
+
+type WebSocketAction = uint8
+
+// Not implemented yet
+// type AgentError = uint8
+
+const (
+	// Request system data from agent
+	GetData WebSocketAction = iota
+	// Check the fingerprint of the agent
+	CheckFingerprint
+)
+
+// HubRequest defines the structure for requests sent from hub to agent.
+type HubRequest[T any] struct {
+	Action WebSocketAction `cbor:"0,keyasint"`
+	Data   T               `cbor:"1,keyasint,omitempty,omitzero"`
+	// Error  AgentError      `cbor:"error,omitempty,omitzero"`
+}
+
+type FingerprintRequest struct {
+	Signature   []byte `cbor:"0,keyasint"`
+	NeedSysInfo bool   `cbor:"1,keyasint"` // For universal token system creation
+}
+
+type FingerprintResponse struct {
+	Fingerprint string `cbor:"0,keyasint"`
+	// Optional system info for universal token system creation
+	Hostname string `cbor:"1,keyasint,omitempty,omitzero"`
+	Port     string `cbor:"2,keyasint,omitempty,omitzero"`
+}

src/dockerfile_agent

@@ -0,0 +1,26 @@
+FROM --platform=$BUILDPLATFORM golang:alpine AS builder
+
+WORKDIR /app
+
+COPY ../go.mod ../go.sum ./
+RUN go mod download
+
+# Copy source files
+COPY . ./
+
+# Build
+ARG TARGETOS TARGETARCH
+RUN CGO_ENABLED=0 GOGC=75 GOOS=$TARGETOS GOARCH=$TARGETARCH go build -ldflags "-w -s" -o /agent ./src/cmd/agent
+
+RUN rm -rf /tmp/*
+
+# --------------------------
+# Final image: default scratch-based agent
+# --------------------------
+FROM scratch
+COPY --from=builder /agent /agent
+
+# this is so we don't need to create the /tmp directory in the scratch container
+COPY --from=builder /tmp /tmp
+
+ENTRYPOINT ["/agent"]

src/dockerfile_agent_nvidia

@@ -0,0 +1,21 @@
+FROM --platform=$BUILDPLATFORM golang:alpine AS builder
+
+WORKDIR /app
+
+COPY go.mod go.sum ./
+# RUN go mod download
+COPY *.go ./
+COPY cmd ./cmd
+COPY internal ./internal
+
+# Build
+ARG TARGETOS TARGETARCH
+RUN CGO_ENABLED=0 GOGC=75 GOOS=$TARGETOS GOARCH=$TARGETARCH go build -ldflags "-w -s" -o /agent ./cmd/agent
+
+# --------------------------
+# Final image: GPU-enabled agent with nvidia-smi
+# --------------------------
+FROM nvidia/cuda:12.2.2-base-ubuntu22.04
+COPY --from=builder /agent /agent
+
+ENTRYPOINT ["/agent"]

src/dockerfile_hub

@@ -0,0 +1,31 @@
+FROM --platform=$BUILDPLATFORM golang:alpine AS builder
+
+WORKDIR /app
+
+# Download Go modules
+COPY ../go.mod ../go.sum ./
+RUN go mod download
+
+# Copy source files
+COPY . ./
+
+RUN apk add --no-cache \
+    unzip \
+    ca-certificates
+
+RUN update-ca-certificates
+
+# Build
+ARG TARGETOS TARGETARCH
+RUN CGO_ENABLED=0 GOGC=75 GOOS=$TARGETOS GOARCH=$TARGETARCH go build -ldflags "-w -s" -o /beszel ./src/cmd/hub
+
+# ? -------------------------
+FROM scratch
+
+COPY --from=builder /beszel /
+COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+
+EXPOSE 8090
+
+ENTRYPOINT [ "/beszel" ]
+CMD ["serve", "--http=0.0.0.0:8090"]

src/entities/container/container.go

@@ -0,0 +1,118 @@
+package container
+
+import "time"
+
+// Docker container info from /containers/json
+type ApiInfo struct {
+	Id      string
+	IdShort string
+	Names   []string
+	Status  string
+	// Image   string
+	// ImageID string
+	// Command string
+	// Created int64
+	// Ports      []Port
+	// SizeRw     int64 `json:",omitempty"`
+	// SizeRootFs int64 `json:",omitempty"`
+	// Labels     map[string]string
+	// State      string
+	// HostConfig struct {
+	// 	NetworkMode string            `json:",omitempty"`
+	// 	Annotations map[string]string `json:",omitempty"`
+	// }
+	// NetworkSettings *SummaryNetworkSettings
+	// Mounts          []MountPoint
+}
+
+// Docker container resources from /containers/{id}/stats
+type ApiStats struct {
+	Read        time.Time `json:"read"`               // Time of stats generation
+	NumProcs    uint32    `json:"num_procs,omitzero"` // Windows specific, not populated on Linux.
+	Networks    map[string]NetworkStats
+	CPUStats    CPUStats    `json:"cpu_stats"`
+	MemoryStats MemoryStats `json:"memory_stats"`
+}
+
+func (s *ApiStats) CalculateCpuPercentLinux(prevCpuContainer uint64, prevCpuSystem uint64) float64 {
+	cpuDelta := s.CPUStats.CPUUsage.TotalUsage - prevCpuContainer
+	systemDelta := s.CPUStats.SystemUsage - prevCpuSystem
+
+	// Avoid division by zero and handle first run case
+	if systemDelta == 0 || prevCpuContainer == 0 {
+		return 0.0
+	}
+
+	return float64(cpuDelta) / float64(systemDelta) * 100.0
+}
+
+// from: https://github.com/docker/cli/blob/master/cli/command/container/stats_helpers.go#L185
+func (s *ApiStats) CalculateCpuPercentWindows(prevCpuUsage uint64, prevRead time.Time) float64 {
+	// Max number of 100ns intervals between the previous time read and now
+	possIntervals := uint64(s.Read.Sub(prevRead).Nanoseconds())
+	possIntervals /= 100                // Convert to number of 100ns intervals
+	possIntervals *= uint64(s.NumProcs) // Multiple by the number of processors
+
+	// Intervals used
+	intervalsUsed := s.CPUStats.CPUUsage.TotalUsage - prevCpuUsage
+
+	// Percentage avoiding divide-by-zero
+	if possIntervals > 0 {
+		return float64(intervalsUsed) / float64(possIntervals) * 100.0
+	}
+	return 0.00
+}
+
+type CPUStats struct {
+	// CPU Usage. Linux and Windows.
+	CPUUsage CPUUsage `json:"cpu_usage"`
+	// System Usage. Linux only.
+	SystemUsage uint64 `json:"system_cpu_usage,omitempty"`
+}
+
+type CPUUsage struct {
+	// Total CPU time consumed.
+	// Units: nanoseconds (Linux)
+	// Units: 100's of nanoseconds (Windows)
+	TotalUsage uint64 `json:"total_usage"`
+}
+
+type MemoryStats struct {
+	// current res_counter usage for memory
+	Usage uint64 `json:"usage,omitempty"`
+	// all the stats exported via memory.stat.
+	Stats MemoryStatsStats `json:"stats"`
+	// private working set (Windows only)
+	PrivateWorkingSet uint64 `json:"privateworkingset,omitempty"`
+}
+
+type MemoryStatsStats struct {
+	Cache        uint64 `json:"cache,omitempty"`
+	InactiveFile uint64 `json:"inactive_file,omitempty"`
+}
+
+type NetworkStats struct {
+	// Bytes received. Windows and Linux.
+	RxBytes uint64 `json:"rx_bytes"`
+	// Bytes sent. Windows and Linux.
+	TxBytes uint64 `json:"tx_bytes"`
+}
+
+type prevNetStats struct {
+	Sent uint64
+	Recv uint64
+}
+
+// Docker container stats
+type Stats struct {
+	Name        string  `json:"n" cbor:"0,keyasint"`
+	Cpu         float64 `json:"c" cbor:"1,keyasint"`
+	Mem         float64 `json:"m" cbor:"2,keyasint"`
+	NetworkSent float64 `json:"ns" cbor:"3,keyasint"`
+	NetworkRecv float64 `json:"nr" cbor:"4,keyasint"`
+	// PrevCpu     [2]uint64    `json:"-"`
+	CpuSystem    uint64       `json:"-"`
+	CpuContainer uint64       `json:"-"`
+	PrevNet      prevNetStats `json:"-"`
+	PrevReadTime time.Time    `json:"-"`
+}

src/entities/system/system.go

@@ -0,0 +1,115 @@
+package system
+
+// TODO: this is confusing, make common package with common/types common/helpers etc
+
+import (
+	"time"
+
+	"github.com/henrygd/beszel/src/entities/container"
+)
+
+type Stats struct {
+	Cpu            float64             `json:"cpu" cbor:"0,keyasint"`
+	MaxCpu         float64             `json:"cpum,omitempty" cbor:"1,keyasint,omitempty"`
+	Mem            float64             `json:"m" cbor:"2,keyasint"`
+	MemUsed        float64             `json:"mu" cbor:"3,keyasint"`
+	MemPct         float64             `json:"mp" cbor:"4,keyasint"`
+	MemBuffCache   float64             `json:"mb" cbor:"5,keyasint"`
+	MemZfsArc      float64             `json:"mz,omitempty" cbor:"6,keyasint,omitempty"` // ZFS ARC memory
+	Swap           float64             `json:"s,omitempty" cbor:"7,keyasint,omitempty"`
+	SwapUsed       float64             `json:"su,omitempty" cbor:"8,keyasint,omitempty"`
+	DiskTotal      float64             `json:"d" cbor:"9,keyasint"`
+	DiskUsed       float64             `json:"du" cbor:"10,keyasint"`
+	DiskPct        float64             `json:"dp" cbor:"11,keyasint"`
+	DiskReadPs     float64             `json:"dr" cbor:"12,keyasint"`
+	DiskWritePs    float64             `json:"dw" cbor:"13,keyasint"`
+	MaxDiskReadPs  float64             `json:"drm,omitempty" cbor:"14,keyasint,omitempty"`
+	MaxDiskWritePs float64             `json:"dwm,omitempty" cbor:"15,keyasint,omitempty"`
+	NetworkSent    float64             `json:"ns" cbor:"16,keyasint"`
+	NetworkRecv    float64             `json:"nr" cbor:"17,keyasint"`
+	MaxNetworkSent float64             `json:"nsm,omitempty" cbor:"18,keyasint,omitempty"`
+	MaxNetworkRecv float64             `json:"nrm,omitempty" cbor:"19,keyasint,omitempty"`
+	Temperatures   map[string]float64  `json:"t,omitempty" cbor:"20,keyasint,omitempty"`
+	ExtraFs        map[string]*FsStats `json:"efs,omitempty" cbor:"21,keyasint,omitempty"`
+	GPUData        map[string]GPUData  `json:"g,omitempty" cbor:"22,keyasint,omitempty"`
+	LoadAvg1       float64             `json:"l1,omitempty" cbor:"23,keyasint,omitempty"`
+	LoadAvg5       float64             `json:"l5,omitempty" cbor:"24,keyasint,omitempty"`
+	LoadAvg15      float64             `json:"l15,omitempty" cbor:"25,keyasint,omitempty"`
+	Bandwidth      [2]uint64           `json:"b,omitzero" cbor:"26,keyasint,omitzero"`  // [sent bytes, recv bytes]
+	MaxBandwidth   [2]uint64           `json:"bm,omitzero" cbor:"27,keyasint,omitzero"` // [sent bytes, recv bytes]
+	// TODO: remove other load fields in future release in favor of load avg array
+	LoadAvg [3]float64 `json:"la,omitempty" cbor:"28,keyasint"`
+	Battery [2]uint8   `json:"bat,omitzero" cbor:"29,keyasint,omitzero"` // [percent, charge state, current]
+	MaxMem  float64    `json:"mm,omitempty" cbor:"30,keyasint,omitempty"`
+}
+
+type GPUData struct {
+	Name        string  `json:"n" cbor:"0,keyasint"`
+	Temperature float64 `json:"-"`
+	MemoryUsed  float64 `json:"mu,omitempty" cbor:"1,keyasint,omitempty"`
+	MemoryTotal float64 `json:"mt,omitempty" cbor:"2,keyasint,omitempty"`
+	Usage       float64 `json:"u" cbor:"3,keyasint"`
+	Power       float64 `json:"p,omitempty" cbor:"4,keyasint,omitempty"`
+	Count       float64 `json:"-"`
+}
+
+type FsStats struct {
+	Time           time.Time `json:"-"`
+	Root           bool      `json:"-"`
+	Mountpoint     string    `json:"-"`
+	DiskTotal      float64   `json:"d" cbor:"0,keyasint"`
+	DiskUsed       float64   `json:"du" cbor:"1,keyasint"`
+	TotalRead      uint64    `json:"-"`
+	TotalWrite     uint64    `json:"-"`
+	DiskReadPs     float64   `json:"r" cbor:"2,keyasint"`
+	DiskWritePs    float64   `json:"w" cbor:"3,keyasint"`
+	MaxDiskReadPS  float64   `json:"rm,omitempty" cbor:"4,keyasint,omitempty"`
+	MaxDiskWritePS float64   `json:"wm,omitempty" cbor:"5,keyasint,omitempty"`
+}
+
+type NetIoStats struct {
+	BytesRecv uint64
+	BytesSent uint64
+	Time      time.Time
+	Name      string
+}
+
+type Os = uint8
+
+const (
+	Linux Os = iota
+	Darwin
+	Windows
+	Freebsd
+)
+
+type Info struct {
+	Hostname       string  `json:"h" cbor:"0,keyasint"`
+	KernelVersion  string  `json:"k,omitempty" cbor:"1,keyasint,omitempty"`
+	Cores          int     `json:"c" cbor:"2,keyasint"`
+	Threads        int     `json:"t,omitempty" cbor:"3,keyasint,omitempty"`
+	CpuModel       string  `json:"m" cbor:"4,keyasint"`
+	Uptime         uint64  `json:"u" cbor:"5,keyasint"`
+	Cpu            float64 `json:"cpu" cbor:"6,keyasint"`
+	MemPct         float64 `json:"mp" cbor:"7,keyasint"`
+	DiskPct        float64 `json:"dp" cbor:"8,keyasint"`
+	Bandwidth      float64 `json:"b" cbor:"9,keyasint"`
+	AgentVersion   string  `json:"v" cbor:"10,keyasint"`
+	Podman         bool    `json:"p,omitempty" cbor:"11,keyasint,omitempty"`
+	GpuPct         float64 `json:"g,omitempty" cbor:"12,keyasint,omitempty"`
+	DashboardTemp  float64 `json:"dt,omitempty" cbor:"13,keyasint,omitempty"`
+	Os             Os      `json:"os" cbor:"14,keyasint"`
+	LoadAvg1       float64 `json:"l1,omitempty" cbor:"15,keyasint,omitempty"`
+	LoadAvg5       float64 `json:"l5,omitempty" cbor:"16,keyasint,omitempty"`
+	LoadAvg15      float64 `json:"l15,omitempty" cbor:"17,keyasint,omitempty"`
+	BandwidthBytes uint64  `json:"bb" cbor:"18,keyasint"`
+	// TODO: remove load fields in future release in favor of load avg array
+	LoadAvg [3]float64 `json:"la,omitempty" cbor:"19,keyasint"`
+}
+
+// Final data structure to return to the hub
+type CombinedData struct {
+	Stats      Stats              `json:"stats" cbor:"0,keyasint"`
+	Info       Info               `json:"info" cbor:"1,keyasint"`
+	Containers []*container.Stats `json:"container" cbor:"2,keyasint"`
+}

src/ghupdate/extract.go

@@ -0,0 +1,140 @@
+package ghupdate
+
+import (
+	"archive/tar"
+	"archive/zip"
+	"compress/gzip"
+	"fmt"
+	"io"
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+// extract extracts an archive file to the destination directory.
+// Supports .zip and .tar.gz files based on the file extension.
+func extract(srcPath, destDir string) error {
+	if strings.HasSuffix(srcPath, ".tar.gz") {
+		return extractTarGz(srcPath, destDir)
+	}
+	// Default to zip extraction
+	return extractZip(srcPath, destDir)
+}
+
+// extractTarGz extracts a tar.gz archive to the destination directory.
+func extractTarGz(srcPath, destDir string) error {
+	src, err := os.Open(srcPath)
+	if err != nil {
+		return err
+	}
+	defer src.Close()
+
+	gz, err := gzip.NewReader(src)
+	if err != nil {
+		return err
+	}
+	defer gz.Close()
+
+	tr := tar.NewReader(gz)
+
+	for {
+		header, err := tr.Next()
+		if err == io.EOF {
+			break
+		}
+		if err != nil {
+			return err
+		}
+
+		if header.Typeflag == tar.TypeDir {
+			if err := os.MkdirAll(filepath.Join(destDir, header.Name), 0755); err != nil {
+				return err
+			}
+			continue
+		}
+
+		if err := os.MkdirAll(filepath.Dir(filepath.Join(destDir, header.Name)), 0755); err != nil {
+			return err
+		}
+
+		outFile, err := os.Create(filepath.Join(destDir, header.Name))
+		if err != nil {
+			return err
+		}
+
+		if _, err := io.Copy(outFile, tr); err != nil {
+			outFile.Close()
+			return err
+		}
+		outFile.Close()
+	}
+
+	return nil
+}
+
+// extractZip extracts the zip archive at "src" to "dest".
+//
+// Note that only dirs and regular files will be extracted.
+// Symbolic links, named pipes, sockets, or any other irregular files
+// are skipped because they come with too many edge cases and ambiguities.
+func extractZip(src, dest string) error {
+	zr, err := zip.OpenReader(src)
+	if err != nil {
+		return err
+	}
+	defer zr.Close()
+
+	// normalize dest path to check later for Zip Slip
+	dest = filepath.Clean(dest) + string(os.PathSeparator)
+
+	for _, f := range zr.File {
+		err := extractFile(f, dest)
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+// extractFile extracts the provided zipFile into "basePath/zipFileName" path,
+// creating all the necessary path directories.
+func extractFile(zipFile *zip.File, basePath string) error {
+	path := filepath.Join(basePath, zipFile.Name)
+
+	// check for Zip Slip
+	if !strings.HasPrefix(path, basePath) {
+		return fmt.Errorf("invalid file path: %s", path)
+	}
+
+	r, err := zipFile.Open()
+	if err != nil {
+		return err
+	}
+	defer r.Close()
+
+	// allow only dirs or regular files
+	if zipFile.FileInfo().IsDir() {
+		if err := os.MkdirAll(path, os.ModePerm); err != nil {
+			return err
+		}
+	} else if zipFile.FileInfo().Mode().IsRegular() {
+		// ensure that the file path directories are created
+		if err := os.MkdirAll(filepath.Dir(path), os.ModePerm); err != nil {
+			return err
+		}
+
+		f, err := os.OpenFile(path, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, zipFile.Mode())
+		if err != nil {
+			return err
+		}
+		defer f.Close()
+
+		_, err = io.Copy(f, r)
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}

src/ghupdate/ghupdate.go

@@ -0,0 +1,349 @@
+// Package ghupdate implements a new command to self update the current
+// executable with the latest GitHub release. This is based on PocketBase's
+// ghupdate package with modifications.
+package ghupdate
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"log/slog"
+	"net/http"
+	"os"
+	"path/filepath"
+	"runtime"
+	"strings"
+
+	"github.com/henrygd/beszel"
+
+	"github.com/blang/semver"
+)
+
+// Minimal color functions using ANSI escape codes
+const (
+	colorReset  = "\033[0m"
+	ColorYellow = "\033[33m"
+	ColorGreen  = "\033[32m"
+	colorCyan   = "\033[36m"
+	colorGray   = "\033[90m"
+)
+
+func ColorPrint(color, text string) {
+	fmt.Println(color + text + colorReset)
+}
+
+func ColorPrintf(color, format string, args ...interface{}) {
+	fmt.Printf(color+format+colorReset+"\n", args...)
+}
+
+// HttpClient is a base HTTP client interface (usually used for test purposes).
+type HttpClient interface {
+	Do(req *http.Request) (*http.Response, error)
+}
+
+// Config defines the config options of the ghupdate plugin.
+//
+// NB! This plugin is considered experimental and its config options may change in the future.
+type Config struct {
+	// Owner specifies the account owner of the repository (default to "pocketbase").
+	Owner string
+
+	// Repo specifies the name of the repository (default to "pocketbase").
+	Repo string
+
+	// ArchiveExecutable specifies the name of the executable file in the release archive
+	// (default to "pocketbase"; an additional ".exe" check is also performed as a fallback).
+	ArchiveExecutable string
+
+	// Optional context to use when fetching and downloading the latest release.
+	Context context.Context
+
+	// The HTTP client to use when fetching and downloading the latest release.
+	// Defaults to `http.DefaultClient`.
+	HttpClient HttpClient
+
+	// The data directory to use when fetching and downloading the latest release.
+	DataDir string
+
+	// UseMirror specifies whether to use the beszel.dev mirror instead of GitHub API.
+	// When false (default), always uses api.github.com. When true, uses gh.beszel.dev.
+	UseMirror bool
+}
+
+type updater struct {
+	config         Config
+	currentVersion string
+}
+
+func Update(config Config) (updated bool, err error) {
+	p := &updater{
+		currentVersion: beszel.Version,
+		config:         config,
+	}
+
+	return p.update()
+}
+
+func (p *updater) update() (updated bool, err error) {
+	ColorPrint(ColorYellow, "Fetching release information...")
+
+	if p.config.DataDir == "" {
+		p.config.DataDir = os.TempDir()
+	}
+
+	if p.config.Owner == "" {
+		p.config.Owner = "henrygd"
+	}
+
+	if p.config.Repo == "" {
+		p.config.Repo = "beszel"
+	}
+
+	if p.config.Context == nil {
+		p.config.Context = context.Background()
+	}
+
+	if p.config.HttpClient == nil {
+		p.config.HttpClient = http.DefaultClient
+	}
+
+	var latest *release
+	var useMirror bool
+
+	// Determine the API endpoint based on UseMirror flag
+	apiURL := fmt.Sprintf("https://api.github.com/repos/%s/%s/releases/latest", p.config.Owner, p.config.Repo)
+	if p.config.UseMirror {
+		useMirror = true
+		apiURL = fmt.Sprintf("https://gh.beszel.dev/repos/%s/%s/releases/latest?api=true", p.config.Owner, p.config.Repo)
+		ColorPrint(ColorYellow, "Using mirror for update.")
+	}
+
+	latest, err = fetchLatestRelease(
+		p.config.Context,
+		p.config.HttpClient,
+		apiURL,
+	)
+	if err != nil {
+		return false, err
+	}
+
+	currentVersion := semver.MustParse(strings.TrimPrefix(p.currentVersion, "v"))
+	newVersion := semver.MustParse(strings.TrimPrefix(latest.Tag, "v"))
+
+	if newVersion.LTE(currentVersion) {
+		ColorPrintf(ColorGreen, "You already have the latest version %s.", p.currentVersion)
+		return false, nil
+	}
+
+	suffix := archiveSuffix(p.config.ArchiveExecutable, runtime.GOOS, runtime.GOARCH)
+	asset, err := latest.findAssetBySuffix(suffix)
+	if err != nil {
+		return false, err
+	}
+
+	releaseDir := filepath.Join(p.config.DataDir, ".beszel_update")
+	defer os.RemoveAll(releaseDir)
+
+	ColorPrintf(ColorYellow, "Downloading %s...", asset.Name)
+
+	// download the release asset
+	assetPath := filepath.Join(releaseDir, asset.Name)
+	if err := downloadFile(p.config.Context, p.config.HttpClient, asset.DownloadUrl, assetPath, useMirror); err != nil {
+		return false, err
+	}
+
+	ColorPrintf(ColorYellow, "Extracting %s...", asset.Name)
+
+	extractDir := filepath.Join(releaseDir, "extracted_"+asset.Name)
+	defer os.RemoveAll(extractDir)
+
+	// Extract the archive (automatically detects format)
+	if err := extract(assetPath, extractDir); err != nil {
+		return false, err
+	}
+
+	ColorPrint(ColorYellow, "Replacing the executable...")
+
+	oldExec, err := os.Executable()
+	if err != nil {
+		return false, err
+	}
+	renamedOldExec := oldExec + ".old"
+	defer os.Remove(renamedOldExec)
+
+	newExec := filepath.Join(extractDir, p.config.ArchiveExecutable)
+	if _, err := os.Stat(newExec); err != nil {
+		// try again with an .exe extension
+		newExec = newExec + ".exe"
+		if _, fallbackErr := os.Stat(newExec); fallbackErr != nil {
+			return false, fmt.Errorf("the executable in the extracted path is missing or it is inaccessible: %v, %v", err, fallbackErr)
+		}
+	}
+
+	// rename the current executable
+	if err := os.Rename(oldExec, renamedOldExec); err != nil {
+		return false, fmt.Errorf("failed to rename the current executable: %w", err)
+	}
+
+	tryToRevertExecChanges := func() {
+		if revertErr := os.Rename(renamedOldExec, oldExec); revertErr != nil {
+			slog.Debug(
+				"Failed to revert executable",
+				slog.String("old", renamedOldExec),
+				slog.String("new", oldExec),
+				slog.String("error", revertErr.Error()),
+			)
+		}
+	}
+
+	// replace with the extracted binary
+	if err := os.Rename(newExec, oldExec); err != nil {
+		// If rename fails due to cross-device link, try copying instead
+		if isCrossDeviceError(err) {
+			if err := copyFile(newExec, oldExec); err != nil {
+				tryToRevertExecChanges()
+				return false, fmt.Errorf("failed replacing the executable: %w", err)
+			}
+		} else {
+			tryToRevertExecChanges()
+			return false, fmt.Errorf("failed replacing the executable: %w", err)
+		}
+	}
+
+	ColorPrint(colorGray, "---")
+	ColorPrint(ColorGreen, "Update completed successfully!")
+
+	// print the release notes
+	if latest.Body != "" {
+		fmt.Print("\n")
+		releaseNotes := strings.TrimSpace(strings.Replace(latest.Body, "> _To update the prebuilt executable you can run `./"+p.config.ArchiveExecutable+" update`._", "", 1))
+		ColorPrint(colorCyan, releaseNotes)
+		fmt.Print("\n")
+	}
+
+	return true, nil
+}
+
+func fetchLatestRelease(
+	ctx context.Context,
+	client HttpClient,
+	url string,
+) (*release, error) {
+	req, err := http.NewRequestWithContext(ctx, "GET", url, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	res, err := client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer res.Body.Close()
+
+	rawBody, err := io.ReadAll(res.Body)
+	if err != nil {
+		return nil, err
+	}
+
+	// http.Client doesn't treat non 2xx responses as error
+	if res.StatusCode >= 400 {
+		return nil, fmt.Errorf(
+			"(%d) failed to fetch latest releases:\n%s",
+			res.StatusCode,
+			string(rawBody),
+		)
+	}
+
+	result := &release{}
+	if err := json.Unmarshal(rawBody, result); err != nil {
+		return nil, err
+	}
+
+	return result, nil
+}
+
+func downloadFile(
+	ctx context.Context,
+	client HttpClient,
+	url string,
+	destPath string,
+	useMirror bool,
+) error {
+	if useMirror {
+		url = strings.Replace(url, "github.com", "gh.beszel.dev", 1)
+	}
+	req, err := http.NewRequestWithContext(ctx, "GET", url, nil)
+	if err != nil {
+		return err
+	}
+
+	res, err := client.Do(req)
+	if err != nil {
+		return err
+	}
+	defer res.Body.Close()
+
+	// http.Client doesn't treat non 2xx responses as error
+	if res.StatusCode >= 400 {
+		return fmt.Errorf("(%d) failed to send download file request", res.StatusCode)
+	}
+
+	// ensure that the dest parent dir(s) exist
+	if err := os.MkdirAll(filepath.Dir(destPath), os.ModePerm); err != nil {
+		return err
+	}
+
+	dest, err := os.Create(destPath)
+	if err != nil {
+		return err
+	}
+	defer dest.Close()
+
+	if _, err := io.Copy(dest, res.Body); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// isCrossDeviceError checks if the error is due to a cross-device link
+func isCrossDeviceError(err error) bool {
+	return err != nil && (strings.Contains(err.Error(), "cross-device") ||
+		strings.Contains(err.Error(), "EXDEV"))
+}
+
+// copyFile copies a file from src to dst, preserving permissions
+func copyFile(src, dst string) error {
+	sourceFile, err := os.Open(src)
+	if err != nil {
+		return err
+	}
+	defer sourceFile.Close()
+
+	destFile, err := os.Create(dst)
+	if err != nil {
+		return err
+	}
+	defer destFile.Close()
+
+	// Copy the file contents
+	if _, err := io.Copy(destFile, sourceFile); err != nil {
+		return err
+	}
+
+	// Preserve the original file permissions
+	sourceInfo, err := sourceFile.Stat()
+	if err != nil {
+		return err
+	}
+
+	return destFile.Chmod(sourceInfo.Mode())
+}
+
+func archiveSuffix(binaryName, goos, goarch string) string {
+	if goos == "windows" {
+		return fmt.Sprintf("%s_%s_%s.zip", binaryName, goos, goarch)
+	}
+	return fmt.Sprintf("%s_%s_%s.tar.gz", binaryName, goos, goarch)
+}

src/ghupdate/ghupdate_test.go

@@ -0,0 +1,45 @@
+package ghupdate
+
+import (
+	"path/filepath"
+	"testing"
+)
+
+func TestReleaseFindAssetBySuffix(t *testing.T) {
+	r := release{
+		Assets: []*releaseAsset{
+			{Name: "test1.zip", Id: 1},
+			{Name: "test2.zip", Id: 2},
+			{Name: "test22.zip", Id: 22},
+			{Name: "test3.zip", Id: 3},
+		},
+	}
+
+	asset, err := r.findAssetBySuffix("2.zip")
+	if err != nil {
+		t.Fatalf("Expected nil, got err: %v", err)
+	}
+
+	if asset.Id != 2 {
+		t.Fatalf("Expected asset with id %d, got %v", 2, asset)
+	}
+}
+
+func TestExtractFailure(t *testing.T) {
+	testDir := t.TempDir()
+
+	// Test with missing zip file
+	missingZipPath := filepath.Join(testDir, "missing_test.zip")
+	extractedPath := filepath.Join(testDir, "zip_extract")
+
+	if err := extract(missingZipPath, extractedPath); err == nil {
+		t.Fatal("Expected Extract to fail due to missing zip file")
+	}
+
+	// Test with missing tar.gz file
+	missingTarPath := filepath.Join(testDir, "missing_test.tar.gz")
+
+	if err := extract(missingTarPath, extractedPath); err == nil {
+		t.Fatal("Expected Extract to fail due to missing tar.gz file")
+	}
+}

src/ghupdate/release.go

@@ -0,0 +1,36 @@
+package ghupdate
+
+import (
+	"errors"
+	"strings"
+)
+
+type releaseAsset struct {
+	Name        string `json:"name"`
+	DownloadUrl string `json:"browser_download_url"`
+	Id          int    `json:"id"`
+	Size        int    `json:"size"`
+}
+
+type release struct {
+	Name      string          `json:"name"`
+	Tag       string          `json:"tag_name"`
+	Published string          `json:"published_at"`
+	Url       string          `json:"html_url"`
+	Body      string          `json:"body"`
+	Assets    []*releaseAsset `json:"assets"`
+	Id        int             `json:"id"`
+}
+
+// findAssetBySuffix returns the first available asset containing the specified suffix.
+func (r *release) findAssetBySuffix(suffix string) (*releaseAsset, error) {
+	if suffix != "" {
+		for _, asset := range r.Assets {
+			if strings.HasSuffix(asset.Name, suffix) {
+				return asset, nil
+			}
+		}
+	}
+
+	return nil, errors.New("missing asset containing " + suffix)
+}

src/hub/agent_connect.go

@@ -0,0 +1,321 @@
+package hub
+
+import (
+	"errors"
+	"net"
+	"net/http"
+	"strings"
+	"sync"
+	"time"
+
+	"github.com/henrygd/beszel/src/common"
+	"github.com/henrygd/beszel/src/hub/expirymap"
+	"github.com/henrygd/beszel/src/hub/ws"
+
+	"github.com/blang/semver"
+	"github.com/lxzan/gws"
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/core"
+)
+
+// agentConnectRequest holds information related to an agent's connection attempt.
+type agentConnectRequest struct {
+	hub         *Hub
+	req         *http.Request
+	res         http.ResponseWriter
+	token       string
+	agentSemVer semver.Version
+	// isUniversalToken is true if the token is a universal token.
+	isUniversalToken bool
+	// userId is the user ID associated with the universal token.
+	userId string
+}
+
+// universalTokenMap stores active universal tokens and their associated user IDs.
+var universalTokenMap tokenMap
+
+type tokenMap struct {
+	store *expirymap.ExpiryMap[string]
+	once  sync.Once
+}
+
+// getMap returns the expirymap, creating it if necessary.
+func (tm *tokenMap) GetMap() *expirymap.ExpiryMap[string] {
+	tm.once.Do(func() {
+		tm.store = expirymap.New[string](time.Hour)
+	})
+	return tm.store
+}
+
+// handleAgentConnect is the HTTP handler for an agent's connection request.
+func (h *Hub) handleAgentConnect(e *core.RequestEvent) error {
+	agentRequest := agentConnectRequest{req: e.Request, res: e.Response, hub: h}
+	_ = agentRequest.agentConnect()
+	return nil
+}
+
+// agentConnect validates agent credentials and upgrades the connection to a WebSocket.
+func (acr *agentConnectRequest) agentConnect() (err error) {
+	var agentVersion string
+
+	acr.token, agentVersion, err = acr.validateAgentHeaders(acr.req.Header)
+	if err != nil {
+		return acr.sendResponseError(acr.res, http.StatusBadRequest, "")
+	}
+
+	// Check if token is an active universal token
+	acr.userId, acr.isUniversalToken = universalTokenMap.GetMap().GetOk(acr.token)
+
+	// Find matching fingerprint records for this token
+	fpRecords := getFingerprintRecordsByToken(acr.token, acr.hub)
+	if len(fpRecords) == 0 && !acr.isUniversalToken {
+		// Invalid token - no records found and not a universal token
+		return acr.sendResponseError(acr.res, http.StatusUnauthorized, "Invalid token")
+	}
+
+	// Validate agent version
+	acr.agentSemVer, err = semver.Parse(agentVersion)
+	if err != nil {
+		return acr.sendResponseError(acr.res, http.StatusUnauthorized, "Invalid agent version")
+	}
+
+	// Upgrade connection to WebSocket
+	conn, err := ws.GetUpgrader().Upgrade(acr.res, acr.req)
+	if err != nil {
+		return acr.sendResponseError(acr.res, http.StatusInternalServerError, "WebSocket upgrade failed")
+	}
+
+	go acr.verifyWsConn(conn, fpRecords)
+
+	return nil
+}
+
+// verifyWsConn verifies the WebSocket connection using the agent's fingerprint and
+// SSH key signature, then adds the system to the system manager.
+func (acr *agentConnectRequest) verifyWsConn(conn *gws.Conn, fpRecords []ws.FingerprintRecord) (err error) {
+	wsConn := ws.NewWsConnection(conn)
+
+	// must set wsConn in connection store before the read loop
+	conn.Session().Store("wsConn", wsConn)
+
+	// make sure connection is closed if there is an error
+	defer func() {
+		if err != nil {
+			wsConn.Close([]byte(err.Error()))
+		}
+	}()
+
+	go conn.ReadLoop()
+
+	signer, err := acr.hub.GetSSHKey("")
+	if err != nil {
+		return err
+	}
+
+	agentFingerprint, err := wsConn.GetFingerprint(acr.token, signer, acr.isUniversalToken)
+	if err != nil {
+		return err
+	}
+
+	// Find or create the appropriate system for this token and fingerprint
+	fpRecord, err := acr.findOrCreateSystemForToken(fpRecords, agentFingerprint)
+	if err != nil {
+		return err
+	}
+
+	return acr.hub.sm.AddWebSocketSystem(fpRecord.SystemId, acr.agentSemVer, wsConn)
+}
+
+// validateAgentHeaders extracts and validates the token and agent version from HTTP headers.
+func (acr *agentConnectRequest) validateAgentHeaders(headers http.Header) (string, string, error) {
+	token := headers.Get("X-Token")
+	agentVersion := headers.Get("X-Beszel")
+
+	if agentVersion == "" || token == "" || len(token) > 64 {
+		return "", "", errors.New("")
+	}
+	return token, agentVersion, nil
+}
+
+// sendResponseError writes an HTTP error response.
+func (acr *agentConnectRequest) sendResponseError(res http.ResponseWriter, code int, message string) error {
+	res.WriteHeader(code)
+	if message != "" {
+		res.Write([]byte(message))
+	}
+	return nil
+}
+
+// getFingerprintRecordsByToken retrieves all fingerprint records associated with a given token.
+func getFingerprintRecordsByToken(token string, h *Hub) []ws.FingerprintRecord {
+	var records []ws.FingerprintRecord
+	// All will populate empty slice even on error
+	_ = h.DB().NewQuery("SELECT id, system, fingerprint, token FROM fingerprints WHERE token = {:token}").
+		Bind(dbx.Params{
+			"token": token,
+		}).
+		All(&records)
+	return records
+}
+
+// findOrCreateSystemForToken finds an existing system matching the token and fingerprint,
+// or creates a new one for a universal token.
+func (acr *agentConnectRequest) findOrCreateSystemForToken(fpRecords []ws.FingerprintRecord, agentFingerprint common.FingerprintResponse) (ws.FingerprintRecord, error) {
+	// No records - only valid for active universal tokens
+	if len(fpRecords) == 0 {
+		return acr.handleNoRecords(agentFingerprint)
+	}
+
+	// Single record - handle as regular token
+	if len(fpRecords) == 1 && !acr.isUniversalToken {
+		return acr.handleSingleRecord(fpRecords[0], agentFingerprint)
+	}
+
+	// Multiple records or universal token - look for matching fingerprint
+	return acr.handleMultipleRecordsOrUniversalToken(fpRecords, agentFingerprint)
+}
+
+// handleNoRecords handles the case where no fingerprint records are found for a token.
+// A new system is created if the token is a valid universal token.
+func (acr *agentConnectRequest) handleNoRecords(agentFingerprint common.FingerprintResponse) (ws.FingerprintRecord, error) {
+	var fpRecord ws.FingerprintRecord
+
+	if !acr.isUniversalToken || acr.userId == "" {
+		return fpRecord, errors.New("no matching fingerprints")
+	}
+
+	return acr.createNewSystemForUniversalToken(agentFingerprint)
+}
+
+// handleSingleRecord handles the case with a single fingerprint record. It validates
+// the agent's fingerprint against the stored one, or sets it on first connect.
+func (acr *agentConnectRequest) handleSingleRecord(fpRecord ws.FingerprintRecord, agentFingerprint common.FingerprintResponse) (ws.FingerprintRecord, error) {
+	// If no current fingerprint, update with new fingerprint (first time connecting)
+	if fpRecord.Fingerprint == "" {
+		if err := acr.hub.SetFingerprint(&fpRecord, agentFingerprint.Fingerprint); err != nil {
+			return fpRecord, err
+		}
+		// Update the record with the fingerprint that was set
+		fpRecord.Fingerprint = agentFingerprint.Fingerprint
+		return fpRecord, nil
+	}
+
+	// Abort if fingerprint exists but doesn't match (different machine)
+	if fpRecord.Fingerprint != agentFingerprint.Fingerprint {
+		return fpRecord, errors.New("fingerprint mismatch")
+	}
+
+	return fpRecord, nil
+}
+
+// handleMultipleRecordsOrUniversalToken finds a matching fingerprint from multiple records.
+// If no match is found and the token is a universal token, a new system is created.
+func (acr *agentConnectRequest) handleMultipleRecordsOrUniversalToken(fpRecords []ws.FingerprintRecord, agentFingerprint common.FingerprintResponse) (ws.FingerprintRecord, error) {
+	// Return existing record with matching fingerprint if found
+	for i := range fpRecords {
+		if fpRecords[i].Fingerprint == agentFingerprint.Fingerprint {
+			return fpRecords[i], nil
+		}
+	}
+
+	// No matching fingerprint record found, but it's
+	// an active universal token so create a new system
+	if acr.isUniversalToken {
+		return acr.createNewSystemForUniversalToken(agentFingerprint)
+	}
+
+	return ws.FingerprintRecord{}, errors.New("fingerprint mismatch")
+}
+
+// createNewSystemForUniversalToken creates a new system and fingerprint record for a universal token.
+func (acr *agentConnectRequest) createNewSystemForUniversalToken(agentFingerprint common.FingerprintResponse) (ws.FingerprintRecord, error) {
+	var fpRecord ws.FingerprintRecord
+	if !acr.isUniversalToken || acr.userId == "" {
+		return fpRecord, errors.New("invalid token")
+	}
+
+	fpRecord.Token = acr.token
+
+	systemId, err := acr.createSystem(agentFingerprint)
+	if err != nil {
+		return fpRecord, err
+	}
+	fpRecord.SystemId = systemId
+
+	// Set the fingerprint for the new system
+	if err := acr.hub.SetFingerprint(&fpRecord, agentFingerprint.Fingerprint); err != nil {
+		return fpRecord, err
+	}
+
+	// Update the record with the fingerprint that was set
+	fpRecord.Fingerprint = agentFingerprint.Fingerprint
+
+	return fpRecord, nil
+}
+
+// createSystem creates a new system record in the database using details from the agent.
+func (acr *agentConnectRequest) createSystem(agentFingerprint common.FingerprintResponse) (recordId string, err error) {
+	systemsCollection, err := acr.hub.FindCachedCollectionByNameOrId("systems")
+	if err != nil {
+		return "", err
+	}
+	remoteAddr := getRealIP(acr.req)
+	// separate port from address
+	if agentFingerprint.Hostname == "" {
+		agentFingerprint.Hostname = remoteAddr
+	}
+	if agentFingerprint.Port == "" {
+		agentFingerprint.Port = "45876"
+	}
+	// create new record
+	systemRecord := core.NewRecord(systemsCollection)
+	systemRecord.Set("name", agentFingerprint.Hostname)
+	systemRecord.Set("host", remoteAddr)
+	systemRecord.Set("port", agentFingerprint.Port)
+	systemRecord.Set("users", []string{acr.userId})
+
+	return systemRecord.Id, acr.hub.Save(systemRecord)
+}
+
+// SetFingerprint creates or updates a fingerprint record in the database.
+func (h *Hub) SetFingerprint(fpRecord *ws.FingerprintRecord, fingerprint string) (err error) {
+	// // can't use raw query here because it doesn't trigger SSE
+	var record *core.Record
+	switch fpRecord.Id {
+	case "":
+		// create new record for universal token
+		collection, _ := h.FindCachedCollectionByNameOrId("fingerprints")
+		record = core.NewRecord(collection)
+		record.Set("system", fpRecord.SystemId)
+	default:
+		record, err = h.FindRecordById("fingerprints", fpRecord.Id)
+	}
+	if err != nil {
+		return err
+	}
+	record.Set("token", fpRecord.Token)
+	record.Set("fingerprint", fingerprint)
+	return h.SaveNoValidate(record)
+}
+
+// getRealIP extracts the client's real IP address from request headers,
+// checking common proxy headers before falling back to the remote address.
+func getRealIP(r *http.Request) string {
+	if ip := r.Header.Get("CF-Connecting-IP"); ip != "" {
+		return ip
+	}
+	if ip := r.Header.Get("X-Forwarded-For"); ip != "" {
+		// X-Forwarded-For can contain a comma-separated list: "client_ip, proxy1, proxy2"
+		// Take the first one
+		ips := strings.Split(ip, ",")
+		if len(ips) > 0 {
+			return strings.TrimSpace(ips[0])
+		}
+	}
+	// Fallback to RemoteAddr
+	ip, _, err := net.SplitHostPort(r.RemoteAddr)
+	if err != nil {
+		return r.RemoteAddr
+	}
+	return ip
+}

src/hub/config/config.go

@@ -0,0 +1,290 @@
+// Package config provides functions for syncing systems with the config.yml file
+package config
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"path/filepath"
+
+	"github.com/google/uuid"
+	"github.com/henrygd/beszel/src/entities/system"
+
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/core"
+	"github.com/spf13/cast"
+	"gopkg.in/yaml.v3"
+)
+
+type config struct {
+	Systems []systemConfig `yaml:"systems"`
+}
+
+type systemConfig struct {
+	Name  string   `yaml:"name"`
+	Host  string   `yaml:"host"`
+	Port  uint16   `yaml:"port,omitempty"`
+	Token string   `yaml:"token,omitempty"`
+	Users []string `yaml:"users"`
+}
+
+// Syncs systems with the config.yml file
+func SyncSystems(e *core.ServeEvent) error {
+	h := e.App
+	configPath := filepath.Join(h.DataDir(), "config.yml")
+	configData, err := os.ReadFile(configPath)
+	if err != nil {
+		return nil
+	}
+
+	var config config
+	err = yaml.Unmarshal(configData, &config)
+	if err != nil {
+		return fmt.Errorf("failed to parse config.yml: %v", err)
+	}
+
+	if len(config.Systems) == 0 {
+		log.Println("No systems defined in config.yml.")
+		return nil
+	}
+
+	var firstUser *core.Record
+
+	// Create a map of email to user ID
+	userEmailToID := make(map[string]string)
+	users, err := h.FindAllRecords("users", dbx.NewExp("id != ''"))
+	if err != nil {
+		return err
+	}
+	if len(users) > 0 {
+		firstUser = users[0]
+		for _, user := range users {
+			userEmailToID[user.GetString("email")] = user.Id
+		}
+	}
+
+	// add default settings for systems if not defined in config
+	for i := range config.Systems {
+		system := &config.Systems[i]
+		if system.Port == 0 {
+			system.Port = 45876
+		}
+		if len(users) > 0 && len(system.Users) == 0 {
+			// default to first user if none are defined
+			system.Users = []string{firstUser.Id}
+		} else {
+			// Convert email addresses to user IDs
+			userIDs := make([]string, 0, len(system.Users))
+			for _, email := range system.Users {
+				if id, ok := userEmailToID[email]; ok {
+					userIDs = append(userIDs, id)
+				} else {
+					log.Printf("User %s not found", email)
+				}
+			}
+			system.Users = userIDs
+		}
+	}
+
+	// Get existing systems
+	existingSystems, err := h.FindAllRecords("systems", dbx.NewExp("id != ''"))
+	if err != nil {
+		return err
+	}
+
+	// Create a map of existing systems
+	existingSystemsMap := make(map[string]*core.Record)
+	for _, system := range existingSystems {
+		key := system.GetString("name") + system.GetString("host") + system.GetString("port")
+		existingSystemsMap[key] = system
+	}
+
+	// Process systems from config
+	for _, sysConfig := range config.Systems {
+		key := sysConfig.Name + sysConfig.Host + cast.ToString(sysConfig.Port)
+		if existingSystem, ok := existingSystemsMap[key]; ok {
+			// Update existing system
+			existingSystem.Set("name", sysConfig.Name)
+			existingSystem.Set("users", sysConfig.Users)
+			existingSystem.Set("port", sysConfig.Port)
+			if err := h.Save(existingSystem); err != nil {
+				return err
+			}
+
+			// Only update token if one is specified in config, otherwise preserve existing token
+			if sysConfig.Token != "" {
+				if err := updateFingerprintToken(h, existingSystem.Id, sysConfig.Token); err != nil {
+					return err
+				}
+			}
+
+			delete(existingSystemsMap, key)
+		} else {
+			// Create new system
+			systemsCollection, err := h.FindCollectionByNameOrId("systems")
+			if err != nil {
+				return fmt.Errorf("failed to find systems collection: %v", err)
+			}
+			newSystem := core.NewRecord(systemsCollection)
+			newSystem.Set("name", sysConfig.Name)
+			newSystem.Set("host", sysConfig.Host)
+			newSystem.Set("port", sysConfig.Port)
+			newSystem.Set("users", sysConfig.Users)
+			newSystem.Set("info", system.Info{})
+			newSystem.Set("status", "pending")
+			if err := h.Save(newSystem); err != nil {
+				return fmt.Errorf("failed to create new system: %v", err)
+			}
+
+			// For new systems, generate token if not provided
+			token := sysConfig.Token
+			if token == "" {
+				token = uuid.New().String()
+			}
+
+			// Create fingerprint record for new system
+			if err := createFingerprintRecord(h, newSystem.Id, token); err != nil {
+				return err
+			}
+		}
+	}
+
+	// Delete systems not in config (and their fingerprint records will cascade delete)
+	for _, system := range existingSystemsMap {
+		if err := h.Delete(system); err != nil {
+			return err
+		}
+	}
+
+	log.Println("Systems synced with config.yml")
+	return nil
+}
+
+// Generates content for the config.yml file as a YAML string
+func generateYAML(h core.App) (string, error) {
+	// Fetch all systems from the database
+	systems, err := h.FindRecordsByFilter("systems", "id != ''", "name", -1, 0)
+	if err != nil {
+		return "", err
+	}
+
+	// Create a Config struct to hold the data
+	config := config{
+		Systems: make([]systemConfig, 0, len(systems)),
+	}
+
+	// Fetch all users at once
+	allUserIDs := make([]string, 0)
+	for _, system := range systems {
+		allUserIDs = append(allUserIDs, system.GetStringSlice("users")...)
+	}
+	userEmailMap, err := getUserEmailMap(h, allUserIDs)
+	if err != nil {
+		return "", err
+	}
+
+	// Fetch all fingerprint records to get tokens
+	type fingerprintData struct {
+		ID     string `db:"id"`
+		System string `db:"system"`
+		Token  string `db:"token"`
+	}
+	var fingerprints []fingerprintData
+	err = h.DB().NewQuery("SELECT id, system, token FROM fingerprints").All(&fingerprints)
+	if err != nil {
+		return "", err
+	}
+
+	// Create a map of system ID to token
+	systemTokenMap := make(map[string]string)
+	for _, fingerprint := range fingerprints {
+		systemTokenMap[fingerprint.System] = fingerprint.Token
+	}
+
+	// Populate the Config struct with system data
+	for _, system := range systems {
+		userIDs := system.GetStringSlice("users")
+		userEmails := make([]string, 0, len(userIDs))
+		for _, userID := range userIDs {
+			if email, ok := userEmailMap[userID]; ok {
+				userEmails = append(userEmails, email)
+			}
+		}
+
+		sysConfig := systemConfig{
+			Name:  system.GetString("name"),
+			Host:  system.GetString("host"),
+			Port:  cast.ToUint16(system.Get("port")),
+			Users: userEmails,
+			Token: systemTokenMap[system.Id],
+		}
+		config.Systems = append(config.Systems, sysConfig)
+	}
+
+	// Marshal the Config struct to YAML
+	yamlData, err := yaml.Marshal(&config)
+	if err != nil {
+		return "", err
+	}
+
+	// Add a header to the YAML
+	yamlData = append([]byte("# Values for port, users, and token are optional.\n# Defaults are port 45876, the first created user, and a generated UUID token.\n\n"), yamlData...)
+
+	return string(yamlData), nil
+}
+
+// New helper function to get a map of user IDs to emails
+func getUserEmailMap(h core.App, userIDs []string) (map[string]string, error) {
+	users, err := h.FindRecordsByIds("users", userIDs)
+	if err != nil {
+		return nil, err
+	}
+
+	userEmailMap := make(map[string]string, len(users))
+	for _, user := range users {
+		userEmailMap[user.Id] = user.GetString("email")
+	}
+
+	return userEmailMap, nil
+}
+
+// Helper function to update or create fingerprint token for an existing system
+func updateFingerprintToken(app core.App, systemID, token string) error {
+	// Try to find existing fingerprint record
+	fingerprint, err := app.FindFirstRecordByFilter("fingerprints", "system = {:system}", dbx.Params{"system": systemID})
+	if err != nil {
+		// If no fingerprint record exists, create one
+		return createFingerprintRecord(app, systemID, token)
+	}
+
+	// Update existing fingerprint record with new token (keep existing fingerprint)
+	fingerprint.Set("token", token)
+	return app.Save(fingerprint)
+}
+
+// Helper function to create a new fingerprint record for a system
+func createFingerprintRecord(app core.App, systemID, token string) error {
+	fingerprintsCollection, err := app.FindCollectionByNameOrId("fingerprints")
+	if err != nil {
+		return fmt.Errorf("failed to find fingerprints collection: %v", err)
+	}
+
+	newFingerprint := core.NewRecord(fingerprintsCollection)
+	newFingerprint.Set("system", systemID)
+	newFingerprint.Set("token", token)
+	newFingerprint.Set("fingerprint", "") // Empty fingerprint, will be set on first connection
+
+	return app.Save(newFingerprint)
+}
+
+// Returns the current config.yml file as a JSON object
+func GetYamlConfig(e *core.RequestEvent) error {
+	if e.Auth.GetString("role") != "admin" {
+		return e.ForbiddenError("Requires admin role", nil)
+	}
+	configContent, err := generateYAML(e.App)
+	if err != nil {
+		return err
+	}
+	return e.JSON(200, map[string]string{"config": configContent})
+}

src/hub/config/config_test.go

@@ -0,0 +1,247 @@
+//go:build testing
+// +build testing
+
+package config_test
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+
+	"github.com/henrygd/beszel/src/tests"
+
+	"github.com/henrygd/beszel/src/hub/config"
+
+	"github.com/pocketbase/pocketbase/core"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"gopkg.in/yaml.v3"
+)
+
+// Config struct for testing (copied from config package since it's not exported)
+type testConfig struct {
+	Systems []testSystemConfig `yaml:"systems"`
+}
+
+type testSystemConfig struct {
+	Name  string   `yaml:"name"`
+	Host  string   `yaml:"host"`
+	Port  uint16   `yaml:"port,omitempty"`
+	Users []string `yaml:"users"`
+	Token string   `yaml:"token,omitempty"`
+}
+
+// Helper function to create a test system for config tests
+// func createConfigTestSystem(app core.App, name, host string, port uint16, userIDs []string) (*core.Record, error) {
+// 	systemCollection, err := app.FindCollectionByNameOrId("systems")
+// 	if err != nil {
+// 		return nil, err
+// 	}
+
+// 	system := core.NewRecord(systemCollection)
+// 	system.Set("name", name)
+// 	system.Set("host", host)
+// 	system.Set("port", port)
+// 	system.Set("users", userIDs)
+// 	system.Set("status", "pending")
+
+// 	return system, app.Save(system)
+// }
+
+// Helper function to create a fingerprint record
+func createConfigTestFingerprint(app core.App, systemID, token, fingerprint string) (*core.Record, error) {
+	fingerprintCollection, err := app.FindCollectionByNameOrId("fingerprints")
+	if err != nil {
+		return nil, err
+	}
+
+	fp := core.NewRecord(fingerprintCollection)
+	fp.Set("system", systemID)
+	fp.Set("token", token)
+	fp.Set("fingerprint", fingerprint)
+
+	return fp, app.Save(fp)
+}
+
+// TestConfigSyncWithTokens tests the config.SyncSystems function with various token scenarios
+func TestConfigSyncWithTokens(t *testing.T) {
+	testHub, err := tests.NewTestHub()
+	require.NoError(t, err)
+	defer testHub.Cleanup()
+
+	// Create test user
+	user, err := tests.CreateUser(testHub.App, "admin@example.com", "testtesttest")
+	require.NoError(t, err)
+
+	testCases := []struct {
+		name        string
+		setupFunc   func() (string, *core.Record, *core.Record) // Returns: existing token, system record, fingerprint record
+		configYAML  string
+		expectToken string // Expected token after sync
+		description string
+	}{
+		{
+			name: "new system with token in config",
+			setupFunc: func() (string, *core.Record, *core.Record) {
+				return "", nil, nil // No existing system
+			},
+			configYAML: `systems:
+  - name: "new-server"
+    host: "new.example.com"
+    port: 45876
+    users:
+      - "admin@example.com"
+    token: "explicit-token-123"`,
+			expectToken: "explicit-token-123",
+			description: "New system should use token from config",
+		},
+		{
+			name: "existing system without token in config (preserve existing)",
+			setupFunc: func() (string, *core.Record, *core.Record) {
+				// Create existing system and fingerprint
+				system, err := tests.CreateRecord(testHub.App, "systems", map[string]any{
+					"name":  "preserve-server",
+					"host":  "preserve.example.com",
+					"port":  45876,
+					"users": []string{user.Id},
+				})
+				require.NoError(t, err)
+
+				fingerprint, err := createConfigTestFingerprint(testHub.App, system.Id, "preserve-token-999", "preserve-fingerprint")
+				require.NoError(t, err)
+
+				return "preserve-token-999", system, fingerprint
+			},
+			configYAML: `systems:
+  - name: "preserve-server"
+    host: "preserve.example.com"
+    port: 45876
+    users:
+      - "admin@example.com"`,
+			expectToken: "preserve-token-999",
+			description: "Existing system should preserve original token when config doesn't specify one",
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			// Setup test data
+			_, existingSystem, existingFingerprint := tc.setupFunc()
+
+			// Write config file
+			configPath := filepath.Join(testHub.DataDir(), "config.yml")
+			err := os.WriteFile(configPath, []byte(tc.configYAML), 0644)
+			require.NoError(t, err)
+
+			// Create serve event and sync
+			event := &core.ServeEvent{App: testHub.App}
+			err = config.SyncSystems(event)
+			require.NoError(t, err)
+
+			// Parse the config to get the system name for verification
+			var configData testConfig
+			err = yaml.Unmarshal([]byte(tc.configYAML), &configData)
+			require.NoError(t, err)
+			require.Len(t, configData.Systems, 1)
+			systemName := configData.Systems[0].Name
+
+			// Find the system after sync
+			systems, err := testHub.FindRecordsByFilter("systems", "name = {:name}", "", -1, 0, map[string]any{"name": systemName})
+			require.NoError(t, err)
+			require.Len(t, systems, 1)
+			system := systems[0]
+
+			// Find the fingerprint record
+			fingerprints, err := testHub.FindRecordsByFilter("fingerprints", "system = {:system}", "", -1, 0, map[string]any{"system": system.Id})
+			require.NoError(t, err)
+			require.Len(t, fingerprints, 1)
+			fingerprint := fingerprints[0]
+
+			// Verify token
+			actualToken := fingerprint.GetString("token")
+			if tc.expectToken == "" {
+				// For generated tokens, just verify it's not empty and is a valid UUID format
+				assert.NotEmpty(t, actualToken, tc.description)
+				assert.Len(t, actualToken, 36, "Generated token should be UUID format") // UUID length
+			} else {
+				assert.Equal(t, tc.expectToken, actualToken, tc.description)
+			}
+
+			// For existing systems, verify fingerprint is preserved
+			if existingFingerprint != nil {
+				actualFingerprint := fingerprint.GetString("fingerprint")
+				expectedFingerprint := existingFingerprint.GetString("fingerprint")
+				assert.Equal(t, expectedFingerprint, actualFingerprint, "Fingerprint should be preserved")
+			}
+
+			// Cleanup for next test
+			if existingSystem != nil {
+				testHub.Delete(existingSystem)
+			}
+			if existingFingerprint != nil {
+				testHub.Delete(existingFingerprint)
+			}
+			// Clean up the new records
+			testHub.Delete(system)
+			testHub.Delete(fingerprint)
+		})
+	}
+}
+
+// TestConfigMigrationScenario tests the specific migration scenario mentioned in the discussion
+func TestConfigMigrationScenario(t *testing.T) {
+	testHub, err := tests.NewTestHub(t.TempDir())
+	require.NoError(t, err)
+	defer testHub.Cleanup()
+
+	// Create test user
+	user, err := tests.CreateUser(testHub.App, "admin@example.com", "testtesttest")
+	require.NoError(t, err)
+
+	// Simulate migration scenario: system exists with token from migration
+	existingSystem, err := tests.CreateRecord(testHub.App, "systems", map[string]any{
+		"name":  "migrated-server",
+		"host":  "migrated.example.com",
+		"port":  45876,
+		"users": []string{user.Id},
+	})
+	require.NoError(t, err)
+
+	migrationToken := "migration-generated-token-123"
+	existingFingerprint, err := createConfigTestFingerprint(testHub.App, existingSystem.Id, migrationToken, "existing-fingerprint-from-agent")
+	require.NoError(t, err)
+
+	// User exports config BEFORE this update (so no token field in YAML)
+	oldConfigYAML := `systems:
+  - name: "migrated-server"
+    host: "migrated.example.com"
+    port: 45876
+    users:
+      - "admin@example.com"`
+
+	// Write old config file and import
+	configPath := filepath.Join(testHub.DataDir(), "config.yml")
+	err = os.WriteFile(configPath, []byte(oldConfigYAML), 0644)
+	require.NoError(t, err)
+
+	event := &core.ServeEvent{App: testHub.App}
+	err = config.SyncSystems(event)
+	require.NoError(t, err)
+
+	// Verify the original token is preserved
+	updatedFingerprint, err := testHub.FindRecordById("fingerprints", existingFingerprint.Id)
+	require.NoError(t, err)
+
+	actualToken := updatedFingerprint.GetString("token")
+	assert.Equal(t, migrationToken, actualToken, "Migration token should be preserved when config doesn't specify a token")
+
+	// Verify fingerprint is also preserved
+	actualFingerprint := updatedFingerprint.GetString("fingerprint")
+	assert.Equal(t, "existing-fingerprint-from-agent", actualFingerprint, "Existing fingerprint should be preserved")
+
+	// Verify system still exists and is updated correctly
+	updatedSystem, err := testHub.FindRecordById("systems", existingSystem.Id)
+	require.NoError(t, err)
+	assert.Equal(t, "migrated-server", updatedSystem.GetString("name"))
+	assert.Equal(t, "migrated.example.com", updatedSystem.GetString("host"))
+}

src/hub/expirymap/expirymap.go

@@ -0,0 +1,104 @@
+package expirymap
+
+import (
+	"reflect"
+	"time"
+
+	"github.com/pocketbase/pocketbase/tools/store"
+)
+
+type val[T any] struct {
+	value   T
+	expires time.Time
+}
+
+type ExpiryMap[T any] struct {
+	store           *store.Store[string, *val[T]]
+	cleanupInterval time.Duration
+}
+
+// New creates a new expiry map with custom cleanup interval
+func New[T any](cleanupInterval time.Duration) *ExpiryMap[T] {
+	m := &ExpiryMap[T]{
+		store:           store.New(map[string]*val[T]{}),
+		cleanupInterval: cleanupInterval,
+	}
+	m.startCleaner()
+	return m
+}
+
+// Set stores a value with the given TTL
+func (m *ExpiryMap[T]) Set(key string, value T, ttl time.Duration) {
+	m.store.Set(key, &val[T]{
+		value:   value,
+		expires: time.Now().Add(ttl),
+	})
+}
+
+// GetOk retrieves a value and checks if it exists and hasn't expired
+// Performs lazy cleanup of expired entries on access
+func (m *ExpiryMap[T]) GetOk(key string) (T, bool) {
+	value, ok := m.store.GetOk(key)
+	if !ok {
+		return *new(T), false
+	}
+
+	// Check if expired and perform lazy cleanup
+	if value.expires.Before(time.Now()) {
+		m.store.Remove(key)
+		return *new(T), false
+	}
+
+	return value.value, true
+}
+
+// GetByValue retrieves a value by value
+func (m *ExpiryMap[T]) GetByValue(val T) (key string, value T, ok bool) {
+	for key, v := range m.store.GetAll() {
+		if reflect.DeepEqual(v.value, val) {
+			// check if expired
+			if v.expires.Before(time.Now()) {
+				m.store.Remove(key)
+				break
+			}
+			return key, v.value, true
+		}
+	}
+	return "", *new(T), false
+}
+
+// Remove explicitly removes a key
+func (m *ExpiryMap[T]) Remove(key string) {
+	m.store.Remove(key)
+}
+
+// RemovebyValue removes a value by value
+func (m *ExpiryMap[T]) RemovebyValue(value T) (T, bool) {
+	for key, val := range m.store.GetAll() {
+		if reflect.DeepEqual(val.value, value) {
+			m.store.Remove(key)
+			return val.value, true
+		}
+	}
+	return *new(T), false
+}
+
+// startCleaner runs the background cleanup process
+func (m *ExpiryMap[T]) startCleaner() {
+	go func() {
+		tick := time.Tick(m.cleanupInterval)
+		for range tick {
+			m.cleanup()
+		}
+	}()
+}
+
+// cleanup removes all expired entries
+func (m *ExpiryMap[T]) cleanup() {
+	now := time.Now()
+	for key, val := range m.store.GetAll() {
+		if val.expires.Before(now) {
+			m.store.Remove(key)
+		}
+	}
+}

src/hub/expirymap/expirymap_test.go

@@ -0,0 +1,477 @@
+//go:build testing
+// +build testing
+
+package expirymap
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+// Not using the following methods but are useful for testing
+
+// TESTING: Has checks if a key exists and hasn't expired
+func (m *ExpiryMap[T]) Has(key string) bool {
+	_, ok := m.GetOk(key)
+	return ok
+}
+
+// TESTING: Get retrieves a value, returns zero value if not found or expired
+func (m *ExpiryMap[T]) Get(key string) T {
+	value, _ := m.GetOk(key)
+	return value
+}
+
+// TESTING: Len returns the number of non-expired entries
+func (m *ExpiryMap[T]) Len() int {
+	count := 0
+	now := time.Now()
+	for _, val := range m.store.Values() {
+		if val.expires.After(now) {
+			count++
+		}
+	}
+	return count
+}
+
+func TestExpiryMap_BasicOperations(t *testing.T) {
+	em := New[string](time.Hour)
+
+	// Test Set and GetOk
+	em.Set("key1", "value1", time.Hour)
+	value, ok := em.GetOk("key1")
+	assert.True(t, ok)
+	assert.Equal(t, "value1", value)
+
+	// Test Get
+	value = em.Get("key1")
+	assert.Equal(t, "value1", value)
+
+	// Test Has
+	assert.True(t, em.Has("key1"))
+	assert.False(t, em.Has("nonexistent"))
+
+	// Test Remove
+	em.Remove("key1")
+	assert.False(t, em.Has("key1"))
+}
+
+func TestExpiryMap_Expiration(t *testing.T) {
+	em := New[string](time.Hour)
+
+	// Set a value with very short TTL
+	em.Set("shortlived", "value", time.Millisecond*10)
+
+	// Should exist immediately
+	assert.True(t, em.Has("shortlived"))
+
+	// Wait for expiration
+	time.Sleep(time.Millisecond * 20)
+
+	// Should be expired and automatically cleaned up on access
+	assert.False(t, em.Has("shortlived"))
+	value, ok := em.GetOk("shortlived")
+	assert.False(t, ok)
+	assert.Equal(t, "", value) // zero value for string
+}
+
+func TestExpiryMap_LazyCleanup(t *testing.T) {
+	em := New[int](time.Hour)
+
+	// Set multiple values with short TTL
+	em.Set("key1", 1, time.Millisecond*10)
+	em.Set("key2", 2, time.Millisecond*10)
+	em.Set("key3", 3, time.Hour) // This one won't expire
+
+	// Wait for expiration
+	time.Sleep(time.Millisecond * 20)
+
+	// Access expired keys should trigger lazy cleanup
+	_, ok := em.GetOk("key1")
+	assert.False(t, ok)
+
+	// Non-expired key should still exist
+	value, ok := em.GetOk("key3")
+	assert.True(t, ok)
+	assert.Equal(t, 3, value)
+}
+
+func TestExpiryMap_Len(t *testing.T) {
+	em := New[string](time.Hour)
+
+	// Initially empty
+	assert.Equal(t, 0, em.Len())
+
+	// Add some values
+	em.Set("key1", "value1", time.Hour)
+	em.Set("key2", "value2", time.Hour)
+	em.Set("key3", "value3", time.Millisecond*10) // Will expire soon
+
+	// Should count all initially
+	assert.Equal(t, 3, em.Len())
+
+	// Wait for one to expire
+	time.Sleep(time.Millisecond * 20)
+
+	// Len should reflect only non-expired entries
+	assert.Equal(t, 2, em.Len())
+}
+
+func TestExpiryMap_CustomInterval(t *testing.T) {
+	// Create with very short cleanup interval for testing
+	em := New[string](time.Millisecond * 50)
+
+	// Set a value that expires quickly
+	em.Set("test", "value", time.Millisecond*10)
+
+	// Should exist initially
+	assert.True(t, em.Has("test"))
+
+	// Wait for expiration + cleanup cycle
+	time.Sleep(time.Millisecond * 100)
+
+	// Should be cleaned up by background process
+	// Note: This test might be flaky due to timing, but demonstrates the concept
+	assert.False(t, em.Has("test"))
+}
+
+func TestExpiryMap_GenericTypes(t *testing.T) {
+	// Test with different types
+	t.Run("Int", func(t *testing.T) {
+		em := New[int](time.Hour)
+
+		em.Set("num", 42, time.Hour)
+		value, ok := em.GetOk("num")
+		assert.True(t, ok)
+		assert.Equal(t, 42, value)
+	})
+
+	t.Run("Struct", func(t *testing.T) {
+		type TestStruct struct {
+			Name string
+			Age  int
+		}
+
+		em := New[TestStruct](time.Hour)
+
+		expected := TestStruct{Name: "John", Age: 30}
+		em.Set("person", expected, time.Hour)
+
+		value, ok := em.GetOk("person")
+		assert.True(t, ok)
+		assert.Equal(t, expected, value)
+	})
+
+	t.Run("Pointer", func(t *testing.T) {
+		em := New[*string](time.Hour)
+
+		str := "hello"
+		em.Set("ptr", &str, time.Hour)
+
+		value, ok := em.GetOk("ptr")
+		assert.True(t, ok)
+		require.NotNil(t, value)
+		assert.Equal(t, "hello", *value)
+	})
+}
+
+func TestExpiryMap_ZeroValues(t *testing.T) {
+	em := New[string](time.Hour)
+
+	// Test getting non-existent key returns zero value
+	value := em.Get("nonexistent")
+	assert.Equal(t, "", value)
+
+	// Test getting expired key returns zero value
+	em.Set("expired", "value", time.Millisecond*10)
+	time.Sleep(time.Millisecond * 20)
+
+	value = em.Get("expired")
+	assert.Equal(t, "", value)
+}
+
+func TestExpiryMap_Concurrent(t *testing.T) {
+	em := New[int](time.Hour)
+
+	// Simple concurrent access test
+	done := make(chan bool, 2)
+
+	// Writer goroutine
+	go func() {
+		for i := 0; i < 100; i++ {
+			em.Set("key", i, time.Hour)
+			time.Sleep(time.Microsecond)
+		}
+		done <- true
+	}()
+
+	// Reader goroutine
+	go func() {
+		for i := 0; i < 100; i++ {
+			_ = em.Get("key")
+			time.Sleep(time.Microsecond)
+		}
+		done <- true
+	}()
+
+	// Wait for both to complete
+	<-done
+	<-done
+
+	// Should not panic and should have some value
+	assert.True(t, em.Has("key"))
+}
+
+func TestExpiryMap_GetByValue(t *testing.T) {
+	em := New[string](time.Hour)
+
+	// Test getting by value when value exists
+	em.Set("key1", "value1", time.Hour)
+	em.Set("key2", "value2", time.Hour)
+	em.Set("key3", "value1", time.Hour) // Duplicate value - should return first match
+
+	// Test successful retrieval
+	key, value, ok := em.GetByValue("value1")
+	assert.True(t, ok)
+	assert.Equal(t, "value1", value)
+	assert.Contains(t, []string{"key1", "key3"}, key) // Should be one of the keys with this value
+
+	// Test retrieval of unique value
+	key, value, ok = em.GetByValue("value2")
+	assert.True(t, ok)
+	assert.Equal(t, "value2", value)
+	assert.Equal(t, "key2", key)
+
+	// Test getting non-existent value
+	key, value, ok = em.GetByValue("nonexistent")
+	assert.False(t, ok)
+	assert.Equal(t, "", value) // zero value for string
+	assert.Equal(t, "", key)   // zero value for string
+}
+
+func TestExpiryMap_GetByValue_Expiration(t *testing.T) {
+	em := New[string](time.Hour)
+
+	// Set a value with short TTL
+	em.Set("shortkey", "shortvalue", time.Millisecond*10)
+	em.Set("longkey", "longvalue", time.Hour)
+
+	// Should find the short-lived value initially
+	key, value, ok := em.GetByValue("shortvalue")
+	assert.True(t, ok)
+	assert.Equal(t, "shortvalue", value)
+	assert.Equal(t, "shortkey", key)
+
+	// Wait for expiration
+	time.Sleep(time.Millisecond * 20)
+
+	// Should not find expired value and should trigger lazy cleanup
+	key, value, ok = em.GetByValue("shortvalue")
+	assert.False(t, ok)
+	assert.Equal(t, "", value)
+	assert.Equal(t, "", key)
+
+	// Should still find non-expired value
+	key, value, ok = em.GetByValue("longvalue")
+	assert.True(t, ok)
+	assert.Equal(t, "longvalue", value)
+	assert.Equal(t, "longkey", key)
+}
+
+func TestExpiryMap_GetByValue_GenericTypes(t *testing.T) {
+	t.Run("Int", func(t *testing.T) {
+		em := New[int](time.Hour)
+
+		em.Set("num1", 42, time.Hour)
+		em.Set("num2", 84, time.Hour)
+
+		key, value, ok := em.GetByValue(42)
+		assert.True(t, ok)
+		assert.Equal(t, 42, value)
+		assert.Equal(t, "num1", key)
+
+		key, value, ok = em.GetByValue(99)
+		assert.False(t, ok)
+		assert.Equal(t, 0, value)
+		assert.Equal(t, "", key)
+	})
+
+	t.Run("Struct", func(t *testing.T) {
+		type TestStruct struct {
+			Name string
+			Age  int
+		}
+
+		em := New[TestStruct](time.Hour)
+
+		person1 := TestStruct{Name: "John", Age: 30}
+		person2 := TestStruct{Name: "Jane", Age: 25}
+
+		em.Set("person1", person1, time.Hour)
+		em.Set("person2", person2, time.Hour)
+
+		key, value, ok := em.GetByValue(person1)
+		assert.True(t, ok)
+		assert.Equal(t, person1, value)
+		assert.Equal(t, "person1", key)
+
+		nonexistent := TestStruct{Name: "Bob", Age: 40}
+		key, value, ok = em.GetByValue(nonexistent)
+		assert.False(t, ok)
+		assert.Equal(t, TestStruct{}, value)
+		assert.Equal(t, "", key)
+	})
+}
+
+func TestExpiryMap_RemoveValue(t *testing.T) {
+	em := New[string](time.Hour)
+
+	// Test removing existing value
+	em.Set("key1", "value1", time.Hour)
+	em.Set("key2", "value2", time.Hour)
+	em.Set("key3", "value1", time.Hour) // Duplicate value
+
+	// Remove by value should remove one instance
+	removedValue, ok := em.RemovebyValue("value1")
+	assert.True(t, ok)
+	assert.Equal(t, "value1", removedValue)
+
+	// Should still have the other instance or value2
+	assert.True(t, em.Has("key2")) // value2 should still exist
+
+	// Check if one of the duplicate values was removed
+	// At least one key with "value1" should be gone
+	key1Exists := em.Has("key1")
+	key3Exists := em.Has("key3")
+	assert.False(t, key1Exists && key3Exists) // Both shouldn't exist
+	assert.True(t, key1Exists || key3Exists)  // At least one should be gone
+
+	// Test removing non-existent value
+	removedValue, ok = em.RemovebyValue("nonexistent")
+	assert.False(t, ok)
+	assert.Equal(t, "", removedValue) // zero value for string
+}
+
+func TestExpiryMap_RemoveValue_GenericTypes(t *testing.T) {
+	t.Run("Int", func(t *testing.T) {
+		em := New[int](time.Hour)
+
+		em.Set("num1", 42, time.Hour)
+		em.Set("num2", 84, time.Hour)
+
+		// Remove existing value
+		removedValue, ok := em.RemovebyValue(42)
+		assert.True(t, ok)
+		assert.Equal(t, 42, removedValue)
+		assert.False(t, em.Has("num1"))
+		assert.True(t, em.Has("num2"))
+
+		// Remove non-existent value
+		removedValue, ok = em.RemovebyValue(99)
+		assert.False(t, ok)
+		assert.Equal(t, 0, removedValue)
+	})
+
+	t.Run("Struct", func(t *testing.T) {
+		type TestStruct struct {
+			Name string
+			Age  int
+		}
+
+		em := New[TestStruct](time.Hour)
+
+		person1 := TestStruct{Name: "John", Age: 30}
+		person2 := TestStruct{Name: "Jane", Age: 25}
+
+		em.Set("person1", person1, time.Hour)
+		em.Set("person2", person2, time.Hour)
+
+		// Remove existing struct
+		removedValue, ok := em.RemovebyValue(person1)
+		assert.True(t, ok)
+		assert.Equal(t, person1, removedValue)
+		assert.False(t, em.Has("person1"))
+		assert.True(t, em.Has("person2"))
+
+		// Remove non-existent struct
+		nonexistent := TestStruct{Name: "Bob", Age: 40}
+		removedValue, ok = em.RemovebyValue(nonexistent)
+		assert.False(t, ok)
+		assert.Equal(t, TestStruct{}, removedValue)
+	})
+}
+
+func TestExpiryMap_RemoveValue_WithExpiration(t *testing.T) {
+	em := New[string](time.Hour)
+
+	// Set values with different TTLs
+	em.Set("key1", "value1", time.Millisecond*10) // Will expire
+	em.Set("key2", "value2", time.Hour)           // Won't expire
+	em.Set("key3", "value1", time.Hour)           // Won't expire, duplicate value
+
+	// Wait for first value to expire
+	time.Sleep(time.Millisecond * 20)
+
+	// Try to remove the expired value - should remove one of the "value1" entries
+	removedValue, ok := em.RemovebyValue("value1")
+	assert.True(t, ok)
+	assert.Equal(t, "value1", removedValue)
+
+	// Should still have key2 (different value)
+	assert.True(t, em.Has("key2"))
+
+	// Should have removed one of the "value1" entries (either key1 or key3)
+	// But we can't predict which one due to map iteration order
+	key1Exists := em.Has("key1")
+	key3Exists := em.Has("key3")
+
+	// Exactly one of key1 or key3 should be gone
+	assert.False(t, key1Exists && key3Exists) // Both shouldn't exist
+	assert.True(t, key1Exists || key3Exists)  // At least one should still exist
+}
+
+func TestExpiryMap_ValueOperations_Integration(t *testing.T) {
+	em := New[string](time.Hour)
+
+	// Test integration of GetByValue and RemoveValue
+	em.Set("key1", "shared", time.Hour)
+	em.Set("key2", "unique", time.Hour)
+	em.Set("key3", "shared", time.Hour)
+
+	// Find shared value
+	key, value, ok := em.GetByValue("shared")
+	assert.True(t, ok)
+	assert.Equal(t, "shared", value)
+	assert.Contains(t, []string{"key1", "key3"}, key)
+
+	// Remove shared value
+	removedValue, ok := em.RemovebyValue("shared")
+	assert.True(t, ok)
+	assert.Equal(t, "shared", removedValue)
+
+	// Should still be able to find the other shared value
+	key, value, ok = em.GetByValue("shared")
+	assert.True(t, ok)
+	assert.Equal(t, "shared", value)
+	assert.Contains(t, []string{"key1", "key3"}, key)
+
+	// Remove the other shared value
+	removedValue, ok = em.RemovebyValue("shared")
+	assert.True(t, ok)
+	assert.Equal(t, "shared", removedValue)
+
+	// Should not find shared value anymore
+	key, value, ok = em.GetByValue("shared")
+	assert.False(t, ok)
+	assert.Equal(t, "", value)
+	assert.Equal(t, "", key)
+
+	// Unique value should still exist
+	key, value, ok = em.GetByValue("unique")
+	assert.True(t, ok)
+	assert.Equal(t, "unique", value)
+	assert.Equal(t, "key2", key)
+}

src/hub/hub.go

@@ -0,0 +1,300 @@
+// Package hub handles updating systems and serving the web UI.
+package hub
+
+import (
+	"crypto/ed25519"
+	"encoding/pem"
+	"fmt"
+	"net/http"
+	"net/url"
+	"os"
+	"path"
+	"strings"
+	"time"
+
+	"github.com/henrygd/beszel"
+	"github.com/henrygd/beszel/src/alerts"
+	"github.com/henrygd/beszel/src/hub/config"
+	"github.com/henrygd/beszel/src/hub/systems"
+	"github.com/henrygd/beszel/src/records"
+	"github.com/henrygd/beszel/src/users"
+
+	"github.com/google/uuid"
+	"github.com/pocketbase/pocketbase"
+	"github.com/pocketbase/pocketbase/apis"
+	"github.com/pocketbase/pocketbase/core"
+	"golang.org/x/crypto/ssh"
+)
+
+type Hub struct {
+	core.App
+	*alerts.AlertManager
+	um     *users.UserManager
+	rm     *records.RecordManager
+	sm     *systems.SystemManager
+	pubKey string
+	signer ssh.Signer
+	appURL string
+}
+
+// NewHub creates a new Hub instance with default configuration
+func NewHub(app core.App) *Hub {
+	hub := &Hub{}
+	hub.App = app
+
+	hub.AlertManager = alerts.NewAlertManager(hub)
+	hub.um = users.NewUserManager(hub)
+	hub.rm = records.NewRecordManager(hub)
+	hub.sm = systems.NewSystemManager(hub)
+	hub.appURL, _ = GetEnv("APP_URL")
+	return hub
+}
+
+// GetEnv retrieves an environment variable with a "BESZEL_HUB_" prefix, or falls back to the unprefixed key.
+func GetEnv(key string) (value string, exists bool) {
+	if value, exists = os.LookupEnv("BESZEL_HUB_" + key); exists {
+		return value, exists
+	}
+	// Fallback to the old unprefixed key
+	return os.LookupEnv(key)
+}
+
+func (h *Hub) StartHub() error {
+	h.App.OnServe().BindFunc(func(e *core.ServeEvent) error {
+		// initialize settings / collections
+		if err := h.initialize(e); err != nil {
+			return err
+		}
+		// sync systems with config
+		if err := config.SyncSystems(e); err != nil {
+			return err
+		}
+		// register api routes
+		if err := h.registerApiRoutes(e); err != nil {
+			return err
+		}
+		// register cron jobs
+		if err := h.registerCronJobs(e); err != nil {
+			return err
+		}
+		// start server
+		if err := h.startServer(e); err != nil {
+			return err
+		}
+		// start system updates
+		if err := h.sm.Initialize(); err != nil {
+			return err
+		}
+		return e.Next()
+	})
+
+	// TODO: move to users package
+	// handle default values for user / user_settings creation
+	h.App.OnRecordCreate("users").BindFunc(h.um.InitializeUserRole)
+	h.App.OnRecordCreate("user_settings").BindFunc(h.um.InitializeUserSettings)
+
+	if pb, ok := h.App.(*pocketbase.PocketBase); ok {
+		// log.Println("Starting pocketbase")
+		err := pb.Start()
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+// initialize sets up initial configuration (collections, settings, etc.)
+func (h *Hub) initialize(e *core.ServeEvent) error {
+	// set general settings
+	settings := e.App.Settings()
+	// batch requests (for global alerts)
+	settings.Batch.Enabled = true
+	// set URL if BASE_URL env is set
+	if h.appURL != "" {
+		settings.Meta.AppURL = h.appURL
+	}
+	if err := e.App.Save(settings); err != nil {
+		return err
+	}
+	// set auth settings
+	usersCollection, err := e.App.FindCollectionByNameOrId("users")
+	if err != nil {
+		return err
+	}
+	// disable email auth if DISABLE_PASSWORD_AUTH env var is set
+	disablePasswordAuth, _ := GetEnv("DISABLE_PASSWORD_AUTH")
+	usersCollection.PasswordAuth.Enabled = disablePasswordAuth != "true"
+	usersCollection.PasswordAuth.IdentityFields = []string{"email"}
+	// disable oauth if no providers are configured (todo: remove this in post 0.9.0 release)
+	if usersCollection.OAuth2.Enabled {
+		usersCollection.OAuth2.Enabled = len(usersCollection.OAuth2.Providers) > 0
+	}
+	// allow oauth user creation if USER_CREATION is set
+	if userCreation, _ := GetEnv("USER_CREATION"); userCreation == "true" {
+		cr := "@request.context = 'oauth2'"
+		usersCollection.CreateRule = &cr
+	} else {
+		usersCollection.CreateRule = nil
+	}
+	if err := e.App.Save(usersCollection); err != nil {
+		return err
+	}
+	// allow all users to access systems if SHARE_ALL_SYSTEMS is set
+	systemsCollection, err := e.App.FindCachedCollectionByNameOrId("systems")
+	if err != nil {
+		return err
+	}
+	shareAllSystems, _ := GetEnv("SHARE_ALL_SYSTEMS")
+	systemsReadRule := "@request.auth.id != \"\""
+	if shareAllSystems != "true" {
+		// default is to only show systems that the user id is assigned to
+		systemsReadRule += " && users.id ?= @request.auth.id"
+	}
+	updateDeleteRule := systemsReadRule + " && @request.auth.role != \"readonly\""
+	systemsCollection.ListRule = &systemsReadRule
+	systemsCollection.ViewRule = &systemsReadRule
+	systemsCollection.UpdateRule = &updateDeleteRule
+	systemsCollection.DeleteRule = &updateDeleteRule
+	if err := e.App.Save(systemsCollection); err != nil {
+		return err
+	}
+	return nil
+}
+
+// registerCronJobs sets up scheduled tasks
+func (h *Hub) registerCronJobs(_ *core.ServeEvent) error {
+	// delete old system_stats and alerts_history records once every hour
+	h.Cron().MustAdd("delete old records", "8 * * * *", h.rm.DeleteOldRecords)
+	// create longer records every 10 minutes
+	h.Cron().MustAdd("create longer records", "*/10 * * * *", h.rm.CreateLongerRecords)
+	return nil
+}
+
+// custom api routes
+func (h *Hub) registerApiRoutes(se *core.ServeEvent) error {
+	// auth protected routes
+	apiAuth := se.Router.Group("/api/beszel")
+	apiAuth.Bind(apis.RequireAuth())
+	// auth optional routes
+	apiNoAuth := se.Router.Group("/api/beszel")
+
+	// create first user endpoint only needed if no users exist
+	if totalUsers, _ := se.App.CountRecords("users"); totalUsers == 0 {
+		apiNoAuth.POST("/create-user", h.um.CreateFirstUser)
+	}
+	// check if first time setup on login page
+	apiNoAuth.GET("/first-run", func(e *core.RequestEvent) error {
+		total, err := e.App.CountRecords("users")
+		return e.JSON(http.StatusOK, map[string]bool{"firstRun": err == nil && total == 0})
+	})
+	// get public key and version
+	apiAuth.GET("/getkey", func(e *core.RequestEvent) error {
+		return e.JSON(http.StatusOK, map[string]string{"key": h.pubKey, "v": beszel.Version})
+	})
+	// send test notification
+	apiAuth.POST("/test-notification", h.SendTestNotification)
+	// get config.yml content
+	apiAuth.GET("/config-yaml", config.GetYamlConfig)
+	// handle agent websocket connection
+	apiNoAuth.GET("/agent-connect", h.handleAgentConnect)
+	// get or create universal tokens
+	apiAuth.GET("/universal-token", h.getUniversalToken)
+	// update / delete user alerts
+	apiAuth.POST("/user-alerts", alerts.UpsertUserAlerts)
+	apiAuth.DELETE("/user-alerts", alerts.DeleteUserAlerts)
+
+	return nil
+}
+
+// Handler for universal token API endpoint (create, read, delete)
+func (h *Hub) getUniversalToken(e *core.RequestEvent) error {
+	tokenMap := universalTokenMap.GetMap()
+	userID := e.Auth.Id
+	query := e.Request.URL.Query()
+	token := query.Get("token")
+
+	if token == "" {
+		// return existing token if it exists
+		if token, _, ok := tokenMap.GetByValue(userID); ok {
+			return e.JSON(http.StatusOK, map[string]any{"token": token, "active": true})
+		}
+		// if no token is provided, generate a new one
+		token = uuid.New().String()
+	}
+	response := map[string]any{"token": token}
+
+	switch query.Get("enable") {
+	case "1":
+		tokenMap.Set(token, userID, time.Hour)
+	case "0":
+		tokenMap.RemovebyValue(userID)
+	}
+	_, response["active"] = tokenMap.GetOk(token)
+	return e.JSON(http.StatusOK, response)
+}
+
+// generates key pair if it doesn't exist and returns signer
+func (h *Hub) GetSSHKey(dataDir string) (ssh.Signer, error) {
+	if h.signer != nil {
+		return h.signer, nil
+	}
+
+	if dataDir == "" {
+		dataDir = h.DataDir()
+	}
+
+	privateKeyPath := path.Join(dataDir, "id_ed25519")
+
+	// check if the key pair already exists
+	existingKey, err := os.ReadFile(privateKeyPath)
+	if err == nil {
+		private, err := ssh.ParsePrivateKey(existingKey)
+		if err != nil {
+			return nil, fmt.Errorf("failed to parse private key: %s", err)
+		}
+		pubKeyBytes := ssh.MarshalAuthorizedKey(private.PublicKey())
+		h.pubKey = strings.TrimSuffix(string(pubKeyBytes), "\n")
+		return private, nil
+	} else if !os.IsNotExist(err) {
+		// File exists but couldn't be read for some other reason
+		return nil, fmt.Errorf("failed to read %s: %w", privateKeyPath, err)
+	}
+
+	// Generate the Ed25519 key pair
+	_, privKey, err := ed25519.GenerateKey(nil)
+	if err != nil {
+		return nil, err
+	}
+	privKeyPem, err := ssh.MarshalPrivateKey(privKey, "")
+	if err != nil {
+		return nil, err
+	}
+
+	if err := os.WriteFile(privateKeyPath, pem.EncodeToMemory(privKeyPem), 0600); err != nil {
+		return nil, fmt.Errorf("failed to write private key to %q: err: %w", privateKeyPath, err)
+	}
+
+	// These are fine to ignore the errors on, as we've literally just created a crypto.PublicKey | crypto.Signer
+	sshPrivate, _ := ssh.NewSignerFromSigner(privKey)
+	pubKeyBytes := ssh.MarshalAuthorizedKey(sshPrivate.PublicKey())
+	h.pubKey = strings.TrimSuffix(string(pubKeyBytes), "\n")
+
+	h.Logger().Info("ed25519 key pair generated successfully.")
+	h.Logger().Info("Saved to: " + privateKeyPath)
+
+	return sshPrivate, err
+}
+
+// MakeLink formats a link with the app URL and path segments.
+// Only path segments should be provided.
+func (h *Hub) MakeLink(parts ...string) string {
+	base := strings.TrimSuffix(h.Settings().Meta.AppURL, "/")
+	for _, part := range parts {
+		if part == "" {
+			continue
+		}
+		base = fmt.Sprintf("%s/%s", base, url.PathEscape(part))
+	}
+	return base
+}

src/hub/hub_test.go

@@ -0,0 +1,713 @@
+//go:build testing
+// +build testing
+
+package hub_test
+
+import (
+	"bytes"
+	"crypto/ed25519"
+	"encoding/json"
+	"encoding/pem"
+	"io"
+	"net/http"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+
+	"github.com/henrygd/beszel/src/migrations"
+	beszelTests "github.com/henrygd/beszel/src/tests"
+
+	"github.com/pocketbase/pocketbase/core"
+	pbTests "github.com/pocketbase/pocketbase/tests"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"golang.org/x/crypto/ssh"
+)
+
+// marshal to json and return an io.Reader (for use in ApiScenario.Body)
+func jsonReader(v any) io.Reader {
+	data, err := json.Marshal(v)
+	if err != nil {
+		panic(err)
+	}
+	return bytes.NewReader(data)
+}
+
+func TestMakeLink(t *testing.T) {
+	hub, _ := beszelTests.NewTestHub(t.TempDir())
+
+	tests := []struct {
+		name     string
+		appURL   string
+		parts    []string
+		expected string
+	}{
+		{
+			name:     "no parts, no trailing slash in AppURL",
+			appURL:   "http://localhost:8090",
+			parts:    []string{},
+			expected: "http://localhost:8090",
+		},
+		{
+			name:     "no parts, with trailing slash in AppURL",
+			appURL:   "http://localhost:8090/",
+			parts:    []string{},
+			expected: "http://localhost:8090", // TrimSuffix should handle the trailing slash
+		},
+		{
+			name:     "one part",
+			appURL:   "http://example.com",
+			parts:    []string{"one"},
+			expected: "http://example.com/one",
+		},
+		{
+			name:     "multiple parts",
+			appURL:   "http://example.com",
+			parts:    []string{"alpha", "beta", "gamma"},
+			expected: "http://example.com/alpha/beta/gamma",
+		},
+		{
+			name:     "parts with spaces needing escaping",
+			appURL:   "http://example.com",
+			parts:    []string{"path with spaces", "another part"},
+			expected: "http://example.com/path%20with%20spaces/another%20part",
+		},
+		{
+			name:     "parts with slashes needing escaping",
+			appURL:   "http://example.com",
+			parts:    []string{"a/b", "c"},
+			expected: "http://example.com/a%2Fb/c", // url.PathEscape escapes '/'
+		},
+		{
+			name:     "AppURL with subpath, no trailing slash",
+			appURL:   "http://localhost/sub",
+			parts:    []string{"resource"},
+			expected: "http://localhost/sub/resource",
+		},
+		{
+			name:     "AppURL with subpath, with trailing slash",
+			appURL:   "http://localhost/sub/",
+			parts:    []string{"item"},
+			expected: "http://localhost/sub/item",
+		},
+		{
+			name:     "empty parts in the middle",
+			appURL:   "http://localhost",
+			parts:    []string{"first", "", "third"},
+			expected: "http://localhost/first/third",
+		},
+		{
+			name:     "leading and trailing empty parts",
+			appURL:   "http://localhost",
+			parts:    []string{"", "path", ""},
+			expected: "http://localhost/path",
+		},
+		{
+			name:     "parts with various special characters",
+			appURL:   "https://test.dev/",
+			parts:    []string{"p@th?", "key=value&"},
+			expected: "https://test.dev/p@th%3F/key=value&",
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Store original app URL and restore it after the test
+			originalAppURL := hub.Settings().Meta.AppURL
+			hub.Settings().Meta.AppURL = tt.appURL
+			defer func() { hub.Settings().Meta.AppURL = originalAppURL }()
+
+			got := hub.MakeLink(tt.parts...)
+			assert.Equal(t, tt.expected, got, "MakeLink generated URL does not match expected")
+		})
+	}
+}
+
+func TestGetSSHKey(t *testing.T) {
+	hub, _ := beszelTests.NewTestHub(t.TempDir())
+
+	// Test Case 1: Key generation (no existing key)
+	t.Run("KeyGeneration", func(t *testing.T) {
+		tempDir := t.TempDir()
+
+		// Ensure pubKey is initially empty or different to ensure GetSSHKey sets it
+		hub.SetPubkey("")
+
+		signer, err := hub.GetSSHKey(tempDir)
+		assert.NoError(t, err, "GetSSHKey should not error when generating a new key")
+		assert.NotNil(t, signer, "GetSSHKey should return a non-nil signer")
+
+		// Check if private key file was created
+		privateKeyPath := filepath.Join(tempDir, "id_ed25519")
+		info, err := os.Stat(privateKeyPath)
+		assert.NoError(t, err, "Private key file should be created")
+		assert.False(t, info.IsDir(), "Private key path should be a file, not a directory")
+
+		// Check if h.pubKey was set
+		assert.NotEmpty(t, hub.GetPubkey(), "h.pubKey should be set after key generation")
+		assert.True(t, strings.HasPrefix(hub.GetPubkey(), "ssh-ed25519 "), "h.pubKey should start with 'ssh-ed25519 '")
+
+		// Verify the generated private key is parsable
+		keyData, err := os.ReadFile(privateKeyPath)
+		require.NoError(t, err)
+		_, err = ssh.ParsePrivateKey(keyData)
+		assert.NoError(t, err, "Generated private key should be parsable by ssh.ParsePrivateKey")
+	})
+
+	// Test Case 2: Existing key
+	t.Run("ExistingKey", func(t *testing.T) {
+		tempDir := t.TempDir()
+
+		// Manually create a valid key pair for the test
+		rawPubKey, rawPrivKey, err := ed25519.GenerateKey(nil)
+		require.NoError(t, err, "Failed to generate raw ed25519 key pair for pre-existing key test")
+
+		// Marshal the private key into OpenSSH PEM format
+		pemBlock, err := ssh.MarshalPrivateKey(rawPrivKey, "")
+		require.NoError(t, err, "Failed to marshal private key to PEM block for pre-existing key test")
+
+		privateKeyBytes := pem.EncodeToMemory(pemBlock)
+		require.NotNil(t, privateKeyBytes, "PEM encoded private key bytes should not be nil")
+
+		privateKeyPath := filepath.Join(tempDir, "id_ed25519")
+		err = os.WriteFile(privateKeyPath, privateKeyBytes, 0600)
+		require.NoError(t, err, "Failed to write pre-existing private key")
+
+		// Determine the expected public key string
+		sshPubKey, err := ssh.NewPublicKey(rawPubKey)
+		require.NoError(t, err)
+		expectedPubKeyStr := strings.TrimSpace(string(ssh.MarshalAuthorizedKey(sshPubKey)))
+
+		// Reset h.pubKey to ensure it's set by GetSSHKey from the file
+		hub.SetPubkey("")
+
+		signer, err := hub.GetSSHKey(tempDir)
+		assert.NoError(t, err, "GetSSHKey should not error when reading an existing key")
+		assert.NotNil(t, signer, "GetSSHKey should return a non-nil signer for an existing key")
+
+		// Check if h.pubKey was set correctly to the public key from the file
+		assert.Equal(t, expectedPubKeyStr, hub.GetPubkey(), "h.pubKey should match the existing public key")
+
+		// Verify the signer's public key matches the original public key
+		signerPubKey := signer.PublicKey()
+		marshaledSignerPubKey := strings.TrimSpace(string(ssh.MarshalAuthorizedKey(signerPubKey)))
+		assert.Equal(t, expectedPubKeyStr, marshaledSignerPubKey, "Signer's public key should match the existing public key")
+	})
+
+	// Test Case 3: Error cases
+	t.Run("ErrorCases", func(t *testing.T) {
+		tests := []struct {
+			name       string
+			setupFunc  func(dir string) error
+			errorCheck func(t *testing.T, err error)
+		}{
+			{
+				name: "CorruptedKey",
+				setupFunc: func(dir string) error {
+					return os.WriteFile(filepath.Join(dir, "id_ed25519"), []byte("this is not a valid SSH key"), 0600)
+				},
+				errorCheck: func(t *testing.T, err error) {
+					assert.Error(t, err)
+					assert.Contains(t, err.Error(), "ssh: no key found")
+				},
+			},
+			{
+				name: "PermissionDenied",
+				setupFunc: func(dir string) error {
+					// Create the key file
+					keyPath := filepath.Join(dir, "id_ed25519")
+					if err := os.WriteFile(keyPath, []byte("dummy content"), 0600); err != nil {
+						return err
+					}
+					// Make it read-only (can't be opened for writing in case a new key needs to be written)
+					return os.Chmod(keyPath, 0400)
+				},
+				errorCheck: func(t *testing.T, err error) {
+					// On read-only key, the parser will attempt to parse it and fail with "ssh: no key found"
+					assert.Error(t, err)
+				},
+			},
+			{
+				name: "EmptyFile",
+				setupFunc: func(dir string) error {
+					// Create an empty file
+					return os.WriteFile(filepath.Join(dir, "id_ed25519"), []byte{}, 0600)
+				},
+				errorCheck: func(t *testing.T, err error) {
+					assert.Error(t, err)
+					// The error from attempting to parse an empty file
+					assert.Contains(t, err.Error(), "ssh: no key found")
+				},
+			},
+		}
+
+		for _, tc := range tests {
+			t.Run(tc.name, func(t *testing.T) {
+				tempDir := t.TempDir()
+
+				// Setup the test case
+				err := tc.setupFunc(tempDir)
+				require.NoError(t, err, "Setup failed")
+
+				// Reset h.pubKey before each test case
+				hub.SetPubkey("")
+
+				// Attempt to get SSH key
+				_, err = hub.GetSSHKey(tempDir)
+
+				// Verify the error
+				tc.errorCheck(t, err)
+
+				// Check that pubKey was not set in error cases
+				assert.Empty(t, hub.GetPubkey(), "h.pubKey should not be set if there was an error")
+			})
+		}
+	})
+}
+
+func TestApiRoutesAuthentication(t *testing.T) {
+	hub, _ := beszelTests.NewTestHub(t.TempDir())
+	defer hub.Cleanup()
+
+	hub.StartHub()
+
+	// Create test user and get auth token
+	user, err := beszelTests.CreateUser(hub, "testuser@example.com", "password123")
+	require.NoError(t, err, "Failed to create test user")
+
+	adminUser, err := beszelTests.CreateRecord(hub, "users", map[string]any{
+		"email":    "admin@example.com",
+		"password": "password123",
+		"role":     "admin",
+	})
+	require.NoError(t, err, "Failed to create admin user")
+	adminUserToken, err := adminUser.NewAuthToken()
+
+	// superUser, err := beszelTests.CreateRecord(hub, core.CollectionNameSuperusers, map[string]any{
+	// 	"email":    "superuser@example.com",
+	// 	"password": "password123",
+	// })
+	// require.NoError(t, err, "Failed to create superuser")
+
+	userToken, err := user.NewAuthToken()
+	require.NoError(t, err, "Failed to create auth token")
+
+	// Create test system for user-alerts endpoints
+	system, err := beszelTests.CreateRecord(hub, "systems", map[string]any{
+		"name":  "test-system",
+		"users": []string{user.Id},
+		"host":  "127.0.0.1",
+	})
+	require.NoError(t, err, "Failed to create test system")
+
+	testAppFactory := func(t testing.TB) *pbTests.TestApp {
+		return hub.TestApp
+	}
+
+	scenarios := []beszelTests.ApiScenario{
+		// Auth Protected Routes - Should require authentication
+		{
+			Name:            "POST /test-notification - no auth should fail",
+			Method:          http.MethodPost,
+			URL:             "/api/beszel/test-notification",
+			ExpectedStatus:  401,
+			ExpectedContent: []string{"requires valid"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"url": "generic://127.0.0.1",
+			}),
+		},
+		{
+			Name:           "POST /test-notification - with auth should succeed",
+			Method:         http.MethodPost,
+			URL:            "/api/beszel/test-notification",
+			TestAppFactory: testAppFactory,
+			Headers: map[string]string{
+				"Authorization": userToken,
+			},
+			Body: jsonReader(map[string]any{
+				"url": "generic://127.0.0.1",
+			}),
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"sending message"},
+		},
+		{
+			Name:            "GET /config-yaml - no auth should fail",
+			Method:          http.MethodGet,
+			URL:             "/api/beszel/config-yaml",
+			ExpectedStatus:  401,
+			ExpectedContent: []string{"requires valid"},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:   "GET /config-yaml - with user auth should fail",
+			Method: http.MethodGet,
+			URL:    "/api/beszel/config-yaml",
+			Headers: map[string]string{
+				"Authorization": userToken,
+			},
+			ExpectedStatus:  403,
+			ExpectedContent: []string{"Requires admin"},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:   "GET /config-yaml - with admin auth should succeed",
+			Method: http.MethodGet,
+			URL:    "/api/beszel/config-yaml",
+			Headers: map[string]string{
+				"Authorization": adminUserToken,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"test-system"},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:            "GET /universal-token - no auth should fail",
+			Method:          http.MethodGet,
+			URL:             "/api/beszel/universal-token",
+			ExpectedStatus:  401,
+			ExpectedContent: []string{"requires valid"},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:   "GET /universal-token - with auth should succeed",
+			Method: http.MethodGet,
+			URL:    "/api/beszel/universal-token",
+			Headers: map[string]string{
+				"Authorization": userToken,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"active", "token"},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:            "POST /user-alerts - no auth should fail",
+			Method:          http.MethodPost,
+			URL:             "/api/beszel/user-alerts",
+			ExpectedStatus:  401,
+			ExpectedContent: []string{"requires valid"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":    "CPU",
+				"value":   80,
+				"min":     10,
+				"systems": []string{system.Id},
+			}),
+		},
+		{
+			Name:   "POST /user-alerts - with auth should succeed",
+			Method: http.MethodPost,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": userToken,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"\"success\":true"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":    "CPU",
+				"value":   80,
+				"min":     10,
+				"systems": []string{system.Id},
+			}),
+		},
+		{
+			Name:            "DELETE /user-alerts - no auth should fail",
+			Method:          http.MethodDelete,
+			URL:             "/api/beszel/user-alerts",
+			ExpectedStatus:  401,
+			ExpectedContent: []string{"requires valid"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":    "CPU",
+				"systems": []string{system.Id},
+			}),
+		},
+		{
+			Name:   "DELETE /user-alerts - with auth should succeed",
+			Method: http.MethodDelete,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": userToken,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"\"success\":true"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":    "CPU",
+				"systems": []string{system.Id},
+			}),
+			BeforeTestFunc: func(t testing.TB, app *pbTests.TestApp, e *core.ServeEvent) {
+				// Create an alert to delete
+				beszelTests.CreateRecord(app, "alerts", map[string]any{
+					"name":   "CPU",
+					"system": system.Id,
+					"user":   user.Id,
+					"value":  80,
+					"min":    10,
+				})
+			},
+		},
+
+		// Auth Optional Routes - Should work without authentication
+		{
+			Name:            "GET /getkey - no auth should fail",
+			Method:          http.MethodGet,
+			URL:             "/api/beszel/getkey",
+			ExpectedStatus:  401,
+			ExpectedContent: []string{"requires valid"},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:   "GET /getkey - with auth should also succeed",
+			Method: http.MethodGet,
+			URL:    "/api/beszel/getkey",
+			Headers: map[string]string{
+				"Authorization": userToken,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"\"key\":", "\"v\":"},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:            "GET /first-run - no auth should succeed",
+			Method:          http.MethodGet,
+			URL:             "/api/beszel/first-run",
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"\"firstRun\":false"},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:   "GET /first-run - with auth should also succeed",
+			Method: http.MethodGet,
+			URL:    "/api/beszel/first-run",
+			Headers: map[string]string{
+				"Authorization": userToken,
+			},
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"\"firstRun\":false"},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:            "GET /agent-connect - no auth should succeed (websocket upgrade fails but route is accessible)",
+			Method:          http.MethodGet,
+			URL:             "/api/beszel/agent-connect",
+			ExpectedStatus:  400,
+			ExpectedContent: []string{},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:   "POST /test-notification - invalid auth token should fail",
+			Method: http.MethodPost,
+			URL:    "/api/beszel/test-notification",
+			Body: jsonReader(map[string]any{
+				"url": "generic://127.0.0.1",
+			}),
+			Headers: map[string]string{
+				"Authorization": "invalid-token",
+			},
+			ExpectedStatus:  401,
+			ExpectedContent: []string{"requires valid"},
+			TestAppFactory:  testAppFactory,
+		},
+		{
+			Name:   "POST /user-alerts - invalid auth token should fail",
+			Method: http.MethodPost,
+			URL:    "/api/beszel/user-alerts",
+			Headers: map[string]string{
+				"Authorization": "invalid-token",
+			},
+			ExpectedStatus:  401,
+			ExpectedContent: []string{"requires valid"},
+			TestAppFactory:  testAppFactory,
+			Body: jsonReader(map[string]any{
+				"name":    "CPU",
+				"value":   80,
+				"min":     10,
+				"systems": []string{system.Id},
+			}),
+		},
+	}
+
+	for _, scenario := range scenarios {
+		scenario.Test(t)
+	}
+}
+
+func TestFirstUserCreation(t *testing.T) {
+	t.Run("CreateUserEndpoint available when no users exist", func(t *testing.T) {
+		hub, _ := beszelTests.NewTestHub(t.TempDir())
+		defer hub.Cleanup()
+
+		hub.StartHub()
+
+		testAppFactoryExisting := func(t testing.TB) *pbTests.TestApp {
+			return hub.TestApp
+		}
+
+		scenarios := []beszelTests.ApiScenario{
+			{
+				Name:   "POST /create-user - should be available when no users exist",
+				Method: http.MethodPost,
+				URL:    "/api/beszel/create-user",
+				Body: jsonReader(map[string]any{
+					"email":    "firstuser@example.com",
+					"password": "password123",
+				}),
+				ExpectedStatus:  200,
+				ExpectedContent: []string{"User created"},
+				TestAppFactory:  testAppFactoryExisting,
+				BeforeTestFunc: func(t testing.TB, app *pbTests.TestApp, e *core.ServeEvent) {
+					userCount, err := hub.CountRecords("users")
+					require.NoError(t, err)
+					require.Zero(t, userCount, "Should start with no users")
+					superusers, err := hub.FindAllRecords(core.CollectionNameSuperusers)
+					require.NoError(t, err)
+					require.EqualValues(t, 1, len(superusers), "Should start with one temporary superuser")
+					require.EqualValues(t, migrations.TempAdminEmail, superusers[0].GetString("email"), "Should have created one temporary superuser")
+				},
+				AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
+					userCount, err := hub.CountRecords("users")
+					require.NoError(t, err)
+					require.EqualValues(t, 1, userCount, "Should have created one user")
+					superusers, err := hub.FindAllRecords(core.CollectionNameSuperusers)
+					require.NoError(t, err)
+					require.EqualValues(t, 1, len(superusers), "Should have created one superuser")
+					require.EqualValues(t, "firstuser@example.com", superusers[0].GetString("email"), "Should have created one superuser")
+				},
+			},
+			{
+				Name:   "POST /create-user - should not be available when users exist",
+				Method: http.MethodPost,
+				URL:    "/api/beszel/create-user",
+				Body: jsonReader(map[string]any{
+					"email":    "firstuser@example.com",
+					"password": "password123",
+				}),
+				ExpectedStatus:  404,
+				ExpectedContent: []string{"wasn't found"},
+				TestAppFactory:  testAppFactoryExisting,
+			},
+		}
+
+		for _, scenario := range scenarios {
+			scenario.Test(t)
+		}
+	})
+
+	t.Run("CreateUserEndpoint not available when USER_EMAIL, USER_PASSWORD are set", func(t *testing.T) {
+		os.Setenv("BESZEL_HUB_USER_EMAIL", "me@example.com")
+		os.Setenv("BESZEL_HUB_USER_PASSWORD", "password123")
+		defer os.Unsetenv("BESZEL_HUB_USER_EMAIL")
+		defer os.Unsetenv("BESZEL_HUB_USER_PASSWORD")
+
+		hub, _ := beszelTests.NewTestHub(t.TempDir())
+		defer hub.Cleanup()
+
+		hub.StartHub()
+
+		testAppFactory := func(t testing.TB) *pbTests.TestApp {
+			return hub.TestApp
+		}
+
+		scenario := beszelTests.ApiScenario{
+			Name:            "POST /create-user - should not be available when USER_EMAIL, USER_PASSWORD are set",
+			Method:          http.MethodPost,
+			URL:             "/api/beszel/create-user",
+			ExpectedStatus:  404,
+			ExpectedContent: []string{"wasn't found"},
+			TestAppFactory:  testAppFactory,
+			BeforeTestFunc: func(t testing.TB, app *pbTests.TestApp, e *core.ServeEvent) {
+				users, err := hub.FindAllRecords("users")
+				require.NoError(t, err)
+				require.EqualValues(t, 1, len(users), "Should start with one user")
+				require.EqualValues(t, "me@example.com", users[0].GetString("email"), "Should have created one user")
+				superusers, err := hub.FindAllRecords(core.CollectionNameSuperusers)
+				require.NoError(t, err)
+				require.EqualValues(t, 1, len(superusers), "Should start with one superuser")
+				require.EqualValues(t, "me@example.com", superusers[0].GetString("email"), "Should have created one superuser")
+			},
+			AfterTestFunc: func(t testing.TB, app *pbTests.TestApp, res *http.Response) {
+				users, err := hub.FindAllRecords("users")
+				require.NoError(t, err)
+				require.EqualValues(t, 1, len(users), "Should still have one user")
+				require.EqualValues(t, "me@example.com", users[0].GetString("email"), "Should have created one user")
+				superusers, err := hub.FindAllRecords(core.CollectionNameSuperusers)
+				require.NoError(t, err)
+				require.EqualValues(t, 1, len(superusers), "Should still have one superuser")
+				require.EqualValues(t, "me@example.com", superusers[0].GetString("email"), "Should have created one superuser")
+			},
+		}
+
+		scenario.Test(t)
+	})
+}
+
+func TestCreateUserEndpointAvailability(t *testing.T) {
+	t.Run("CreateUserEndpoint available when no users exist", func(t *testing.T) {
+		hub, _ := beszelTests.NewTestHub(t.TempDir())
+		defer hub.Cleanup()
+
+		// Ensure no users exist
+		userCount, err := hub.CountRecords("users")
+		require.NoError(t, err)
+		require.Zero(t, userCount, "Should start with no users")
+
+		hub.StartHub()
+
+		testAppFactory := func(t testing.TB) *pbTests.TestApp {
+			return hub.TestApp
+		}
+
+		scenario := beszelTests.ApiScenario{
+			Name:   "POST /create-user - should be available when no users exist",
+			Method: http.MethodPost,
+			URL:    "/api/beszel/create-user",
+			Body: jsonReader(map[string]any{
+				"email":    "firstuser@example.com",
+				"password": "password123",
+			}),
+			ExpectedStatus:  200,
+			ExpectedContent: []string{"User created"},
+			TestAppFactory:  testAppFactory,
+		}
+
+		scenario.Test(t)
+
+		// Verify user was created
+		userCount, err = hub.CountRecords("users")
+		require.NoError(t, err)
+		require.EqualValues(t, 1, userCount, "Should have created one user")
+	})
+
+	t.Run("CreateUserEndpoint not available when users exist", func(t *testing.T) {
+		hub, _ := beszelTests.NewTestHub(t.TempDir())
+		defer hub.Cleanup()
+
+		// Create a user first
+		_, err := beszelTests.CreateUser(hub, "existing@example.com", "password")
+		require.NoError(t, err)
+
+		hub.StartHub()
+
+		testAppFactory := func(t testing.TB) *pbTests.TestApp {
+			return hub.TestApp
+		}
+
+		scenario := beszelTests.ApiScenario{
+			Name:   "POST /create-user - should not be available when users exist",
+			Method: http.MethodPost,
+			URL:    "/api/beszel/create-user",
+			Body: jsonReader(map[string]any{
+				"email":    "another@example.com",
+				"password": "password123",
+			}),
+			ExpectedStatus:  404,
+			ExpectedContent: []string{"wasn't found"},
+			TestAppFactory:  testAppFactory,
+		}
+
+		scenario.Test(t)
+	})
+}

src/hub/hub_test_helpers.go

@@ -0,0 +1,21 @@
+//go:build testing
+// +build testing
+
+package hub
+
+import "github.com/henrygd/beszel/src/hub/systems"
+
+// TESTING ONLY: GetSystemManager returns the system manager
+func (h *Hub) GetSystemManager() *systems.SystemManager {
+	return h.sm
+}
+
+// TESTING ONLY: GetPubkey returns the public key
+func (h *Hub) GetPubkey() string {
+	return h.pubKey
+}
+
+// TESTING ONLY: SetPubkey sets the public key
+func (h *Hub) SetPubkey(pubkey string) {
+	h.pubKey = pubkey
+}

src/hub/server_development.go

@@ -0,0 +1,82 @@
+//go:build development
+
+package hub
+
+import (
+	"fmt"
+	"io"
+	"log/slog"
+	"net/http"
+	"net/http/httputil"
+	"net/url"
+	"strings"
+
+	"github.com/henrygd/beszel"
+
+	"github.com/pocketbase/pocketbase/core"
+	"github.com/pocketbase/pocketbase/tools/osutils"
+)
+
+// Wraps http.RoundTripper to modify dev proxy HTML responses
+type responseModifier struct {
+	transport http.RoundTripper
+	hub       *Hub
+}
+
+func (rm *responseModifier) RoundTrip(req *http.Request) (*http.Response, error) {
+	resp, err := rm.transport.RoundTrip(req)
+	if err != nil {
+		return resp, err
+	}
+	// Only modify HTML responses
+	contentType := resp.Header.Get("Content-Type")
+	if !strings.Contains(contentType, "text/html") {
+		return resp, nil
+	}
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return resp, err
+	}
+	resp.Body.Close()
+	// Create a new response with the modified body
+	modifiedBody := rm.modifyHTML(string(body))
+	resp.Body = io.NopCloser(strings.NewReader(modifiedBody))
+	resp.ContentLength = int64(len(modifiedBody))
+	resp.Header.Set("Content-Length", fmt.Sprintf("%d", len(modifiedBody)))
+
+	return resp, nil
+}
+
+func (rm *responseModifier) modifyHTML(html string) string {
+	parsedURL, err := url.Parse(rm.hub.appURL)
+	if err != nil {
+		return html
+	}
+	// fix base paths in html if using subpath
+	basePath := strings.TrimSuffix(parsedURL.Path, "/") + "/"
+	html = strings.ReplaceAll(html, "./", basePath)
+	html = strings.Replace(html, "{{V}}", beszel.Version, 1)
+	html = strings.Replace(html, "{{HUB_URL}}", rm.hub.appURL, 1)
+	return html
+}
+
+// startServer sets up the development server for Beszel
+func (h *Hub) startServer(se *core.ServeEvent) error {
+	slog.Info("starting server", "appURL", h.appURL)
+	proxy := httputil.NewSingleHostReverseProxy(&url.URL{
+		Scheme: "http",
+		Host:   "localhost:5173",
+	})
+
+	proxy.Transport = &responseModifier{
+		transport: http.DefaultTransport,
+		hub:       h,
+	}
+
+	se.Router.GET("/{path...}", func(e *core.RequestEvent) error {
+		proxy.ServeHTTP(e.Response, e.Request)
+		return nil
+	})
+	_ = osutils.LaunchURL(h.appURL)
+	return nil
+}

src/hub/server_production.go

@@ -0,0 +1,52 @@
+//go:build !development
+
+package hub
+
+import (
+	"io/fs"
+	"net/http"
+	"net/url"
+	"strings"
+
+	"github.com/henrygd/beszel"
+	"github.com/henrygd/beszel/src/site"
+
+	"github.com/pocketbase/pocketbase/apis"
+	"github.com/pocketbase/pocketbase/core"
+)
+
+// startServer sets up the production server for Beszel
+func (h *Hub) startServer(se *core.ServeEvent) error {
+	// parse app url
+	parsedURL, err := url.Parse(h.appURL)
+	if err != nil {
+		return err
+	}
+	// fix base paths in html if using subpath
+	basePath := strings.TrimSuffix(parsedURL.Path, "/") + "/"
+	indexFile, _ := fs.ReadFile(site.DistDirFS, "index.html")
+	html := strings.ReplaceAll(string(indexFile), "./", basePath)
+	html = strings.Replace(html, "{{V}}", beszel.Version, 1)
+	html = strings.Replace(html, "{{HUB_URL}}", h.appURL, 1)
+	// set up static asset serving
+	staticPaths := [2]string{"/static/", "/assets/"}
+	serveStatic := apis.Static(site.DistDirFS, false)
+	// get CSP configuration
+	csp, cspExists := GetEnv("CSP")
+	// add route
+	se.Router.GET("/{path...}", func(e *core.RequestEvent) error {
+		// serve static assets if path is in staticPaths
+		for i := range staticPaths {
+			if strings.Contains(e.Request.URL.Path, staticPaths[i]) {
+				e.Response.Header().Set("Cache-Control", "public, max-age=2592000")
+				return serveStatic(e)
+			}
+		}
+		if cspExists {
+			e.Response.Header().Del("X-Frame-Options")
+			e.Response.Header().Set("Content-Security-Policy", csp)
+		}
+		return e.HTML(http.StatusOK, html)
+	})
+	return nil
+}

src/hub/systems/system.go

@@ -0,0 +1,390 @@
+package systems
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"math/rand"
+	"net"
+	"strings"
+	"time"
+
+	"github.com/henrygd/beszel/src/hub/ws"
+
+	"github.com/henrygd/beszel/src/entities/system"
+
+	"github.com/henrygd/beszel"
+
+	"github.com/blang/semver"
+	"github.com/fxamacker/cbor/v2"
+	"github.com/pocketbase/pocketbase/core"
+	"golang.org/x/crypto/ssh"
+)
+
+type System struct {
+	Id           string               `db:"id"`
+	Host         string               `db:"host"`
+	Port         string               `db:"port"`
+	Status       string               `db:"status"`
+	manager      *SystemManager       // Manager that this system belongs to
+	client       *ssh.Client          // SSH client for fetching data
+	data         *system.CombinedData // system data from agent
+	ctx          context.Context      // Context for stopping the updater
+	cancel       context.CancelFunc   // Stops and removes system from updater
+	WsConn       *ws.WsConn           // Handler for agent WebSocket connection
+	agentVersion semver.Version       // Agent version
+	updateTicker *time.Ticker         // Ticker for updating the system
+}
+
+func (sm *SystemManager) NewSystem(systemId string) *System {
+	system := &System{
+		Id:   systemId,
+		data: &system.CombinedData{},
+	}
+	system.ctx, system.cancel = system.getContext()
+	return system
+}
+
+// StartUpdater starts the system updater.
+// It first fetches the data from the agent then updates the records.
+// If the data is not found or the system is down, it sets the system down.
+func (sys *System) StartUpdater() {
+	// Channel that can be used to set the system down. Currently only used to
+	// allow a short delay for reconnection after websocket connection is closed.
+	var downChan chan struct{}
+
+	// Add random jitter to first WebSocket connection to prevent
+	// clustering if all agents are started at the same time.
+	// SSH connections during hub startup are already staggered.
+	var jitter <-chan time.Time
+	if sys.WsConn != nil {
+		jitter = getJitter()
+		// use the websocket connection's down channel to set the system down
+		downChan = sys.WsConn.DownChan
+	} else {
+		// if the system does not have a websocket connection, wait before updating
+		// to allow the agent to connect via websocket (makes sure fingerprint is set).
+		time.Sleep(11 * time.Second)
+	}
+
+	// update immediately if system is not paused (only for ws connections)
+	// we'll wait a minute before connecting via SSH to prioritize ws connections
+	if sys.Status != paused && sys.ctx.Err() == nil {
+		if err := sys.update(); err != nil {
+			_ = sys.setDown(err)
+		}
+	}
+
+	sys.updateTicker = time.NewTicker(time.Duration(interval) * time.Millisecond)
+	// Go 1.23+ will automatically stop the ticker when the system is garbage collected, however we seem to need this or testing/synctest will block even if calling runtime.GC()
+	defer sys.updateTicker.Stop()
+
+	for {
+		select {
+		case <-sys.ctx.Done():
+			return
+		case <-sys.updateTicker.C:
+			if err := sys.update(); err != nil {
+				_ = sys.setDown(err)
+			}
+		case <-downChan:
+			sys.WsConn = nil
+			downChan = nil
+			_ = sys.setDown(nil)
+		case <-jitter:
+			sys.updateTicker.Reset(time.Duration(interval) * time.Millisecond)
+			if err := sys.update(); err != nil {
+				_ = sys.setDown(err)
+			}
+		}
+	}
+}
+
+// update updates the system data and records.
+func (sys *System) update() error {
+	if sys.Status == paused {
+		sys.handlePaused()
+		return nil
+	}
+	data, err := sys.fetchDataFromAgent()
+	if err == nil {
+		_, err = sys.createRecords(data)
+	}
+	return err
+}
+
+func (sys *System) handlePaused() {
+	if sys.WsConn == nil {
+		// if the system is paused and there's no websocket connection, remove the system
+		_ = sys.manager.RemoveSystem(sys.Id)
+	} else {
+		// Send a ping to the agent to keep the connection alive if the system is paused
+		if err := sys.WsConn.Ping(); err != nil {
+			sys.manager.hub.Logger().Warn("Failed to ping agent", "system", sys.Id, "err", err)
+			_ = sys.manager.RemoveSystem(sys.Id)
+		}
+	}
+}
+
+// createRecords updates the system record and adds system_stats and container_stats records
+func (sys *System) createRecords(data *system.CombinedData) (*core.Record, error) {
+	systemRecord, err := sys.getRecord()
+	if err != nil {
+		return nil, err
+	}
+	hub := sys.manager.hub
+	// add system_stats and container_stats records
+	systemStatsCollection, err := hub.FindCachedCollectionByNameOrId("system_stats")
+	if err != nil {
+		return nil, err
+	}
+
+	systemStatsRecord := core.NewRecord(systemStatsCollection)
+	systemStatsRecord.Set("system", systemRecord.Id)
+	systemStatsRecord.Set("stats", data.Stats)
+	systemStatsRecord.Set("type", "1m")
+	if err := hub.SaveNoValidate(systemStatsRecord); err != nil {
+		return nil, err
+	}
+	// add new container_stats record
+	if len(data.Containers) > 0 {
+		containerStatsCollection, err := hub.FindCachedCollectionByNameOrId("container_stats")
+		if err != nil {
+			return nil, err
+		}
+		containerStatsRecord := core.NewRecord(containerStatsCollection)
+		containerStatsRecord.Set("system", systemRecord.Id)
+		containerStatsRecord.Set("stats", data.Containers)
+		containerStatsRecord.Set("type", "1m")
+		if err := hub.SaveNoValidate(containerStatsRecord); err != nil {
+			return nil, err
+		}
+	}
+	// update system record (do this last because it triggers alerts and we need above records to be inserted first)
+	systemRecord.Set("status", up)
+
+	systemRecord.Set("info", data.Info)
+	if err := hub.SaveNoValidate(systemRecord); err != nil {
+		return nil, err
+	}
+	return systemRecord, nil
+}
+
+// getRecord retrieves the system record from the database.
+// If the record is not found, it removes the system from the manager.
+func (sys *System) getRecord() (*core.Record, error) {
+	record, err := sys.manager.hub.FindRecordById("systems", sys.Id)
+	if err != nil || record == nil {
+		_ = sys.manager.RemoveSystem(sys.Id)
+		return nil, err
+	}
+	return record, nil
+}
+
+// setDown marks a system as down in the database.
+// It takes the original error that caused the system to go down and returns any error
+// encountered during the process of updating the system status.
+func (sys *System) setDown(originalError error) error {
+	if sys.Status == down || sys.Status == paused {
+		return nil
+	}
+	record, err := sys.getRecord()
+	if err != nil {
+		return err
+	}
+	if originalError != nil {
+		sys.manager.hub.Logger().Error("System down", "system", record.GetString("name"), "err", originalError)
+	}
+	record.Set("status", down)
+	return sys.manager.hub.SaveNoValidate(record)
+}
+
+func (sys *System) getContext() (context.Context, context.CancelFunc) {
+	if sys.ctx == nil {
+		sys.ctx, sys.cancel = context.WithCancel(context.Background())
+	}
+	return sys.ctx, sys.cancel
+}
+
+// fetchDataFromAgent attempts to fetch data from the agent,
+// prioritizing WebSocket if available.
+func (sys *System) fetchDataFromAgent() (*system.CombinedData, error) {
+	if sys.data == nil {
+		sys.data = &system.CombinedData{}
+	}
+
+	if sys.WsConn != nil && sys.WsConn.IsConnected() {
+		wsData, err := sys.fetchDataViaWebSocket()
+		if err == nil {
+			return wsData, nil
+		}
+		// close the WebSocket connection if error and try SSH
+		sys.closeWebSocketConnection()
+	}
+
+	sshData, err := sys.fetchDataViaSSH()
+	if err != nil {
+		return nil, err
+	}
+	return sshData, nil
+}
+
+func (sys *System) fetchDataViaWebSocket() (*system.CombinedData, error) {
+	if sys.WsConn == nil || !sys.WsConn.IsConnected() {
+		return nil, errors.New("no websocket connection")
+	}
+	err := sys.WsConn.RequestSystemData(sys.data)
+	if err != nil {
+		return nil, err
+	}
+	return sys.data, nil
+}
+
+// fetchDataViaSSH handles fetching data using SSH.
+// This function encapsulates the original SSH logic.
+// It updates sys.data directly upon successful fetch.
+func (sys *System) fetchDataViaSSH() (*system.CombinedData, error) {
+	maxRetries := 1
+	for attempt := 0; attempt <= maxRetries; attempt++ {
+		if sys.client == nil || sys.Status == down {
+			if err := sys.createSSHClient(); err != nil {
+				return nil, err
+			}
+		}
+
+		session, err := sys.createSessionWithTimeout(4 * time.Second)
+		if err != nil {
+			if attempt >= maxRetries {
+				return nil, err
+			}
+			sys.manager.hub.Logger().Warn("Session closed. Retrying...", "host", sys.Host, "port", sys.Port, "err", err)
+			sys.closeSSHConnection()
+			// Reset format detection on connection failure - agent might have been upgraded
+			continue
+		}
+		defer session.Close()
+
+		stdout, err := session.StdoutPipe()
+		if err != nil {
+			return nil, err
+		}
+		if err := session.Shell(); err != nil {
+			return nil, err
+		}
+
+		*sys.data = system.CombinedData{}
+
+		if sys.agentVersion.GTE(beszel.MinVersionCbor) {
+			err = cbor.NewDecoder(stdout).Decode(sys.data)
+		} else {
+			err = json.NewDecoder(stdout).Decode(sys.data)
+		}
+
+		if err != nil {
+			sys.closeSSHConnection()
+			if attempt < maxRetries {
+				continue
+			}
+			return nil, err
+		}
+
+		// wait for the session to complete
+		if err := session.Wait(); err != nil {
+			return nil, err
+		}
+
+		return sys.data, nil
+	}
+
+	// this should never be reached due to the return in the loop
+	return nil, fmt.Errorf("failed to fetch data")
+}
+
+// createSSHClient creates a new SSH client for the system
+func (s *System) createSSHClient() error {
+	if s.manager.sshConfig == nil {
+		if err := s.manager.createSSHClientConfig(); err != nil {
+			return err
+		}
+	}
+	network := "tcp"
+	host := s.Host
+	if strings.HasPrefix(host, "/") {
+		network = "unix"
+	} else {
+		host = net.JoinHostPort(host, s.Port)
+	}
+	var err error
+	s.client, err = ssh.Dial(network, host, s.manager.sshConfig)
+	if err != nil {
+		return err
+	}
+	s.agentVersion, _ = extractAgentVersion(string(s.client.Conn.ServerVersion()))
+	return nil
+}
+
+// createSessionWithTimeout creates a new SSH session with a timeout to avoid hanging
+// in case of network issues
+func (sys *System) createSessionWithTimeout(timeout time.Duration) (*ssh.Session, error) {
+	if sys.client == nil {
+		return nil, fmt.Errorf("client not initialized")
+	}
+
+	ctx, cancel := context.WithTimeout(sys.ctx, timeout)
+	defer cancel()
+
+	sessionChan := make(chan *ssh.Session, 1)
+	errChan := make(chan error, 1)
+
+	go func() {
+		if session, err := sys.client.NewSession(); err != nil {
+			errChan <- err
+		} else {
+			sessionChan <- session
+		}
+	}()
+
+	select {
+	case session := <-sessionChan:
+		return session, nil
+	case err := <-errChan:
+		return nil, err
+	case <-ctx.Done():
+		return nil, fmt.Errorf("timeout")
+	}
+}
+
+// closeSSHConnection closes the SSH connection but keeps the system in the manager
+func (sys *System) closeSSHConnection() {
+	if sys.client != nil {
+		sys.client.Close()
+		sys.client = nil
+	}
+}
+
+// closeWebSocketConnection closes the WebSocket connection but keeps the system in the manager
+// to allow updating via SSH. It will be removed if the WS connection is re-established.
+// The system will be set as down a few seconds later if the connection is not re-established.
+func (sys *System) closeWebSocketConnection() {
+	if sys.WsConn != nil {
+		sys.WsConn.Close(nil)
+	}
+}
+
+// extractAgentVersion extracts the beszel version from SSH server version string
+func extractAgentVersion(versionString string) (semver.Version, error) {
+	_, after, _ := strings.Cut(versionString, "_")
+	return semver.Parse(after)
+}
+
+// getJitter returns a channel that will be triggered after a random delay
+// between 40% and 90% of the interval.
+// This is used to stagger the initial WebSocket connections to prevent clustering.
+func getJitter() <-chan time.Time {
+	minPercent := 40
+	maxPercent := 90
+	jitterRange := maxPercent - minPercent
+	msDelay := (interval * minPercent / 100) + rand.Intn(interval*jitterRange/100)
+	return time.After(time.Duration(msDelay) * time.Millisecond)
+}

src/hub/systems/system_manager.go

@@ -0,0 +1,348 @@
+package systems
+
+import (
+	"errors"
+	"fmt"
+	"time"
+
+	"github.com/henrygd/beszel/src/hub/ws"
+
+	"github.com/henrygd/beszel/src/entities/system"
+
+	"github.com/henrygd/beszel/src/common"
+
+	"github.com/henrygd/beszel"
+
+	"github.com/blang/semver"
+	"github.com/pocketbase/pocketbase/core"
+	"github.com/pocketbase/pocketbase/tools/store"
+	"golang.org/x/crypto/ssh"
+)
+
+// System status constants
+const (
+	up      string = "up"      // System is online and responding
+	down    string = "down"    // System is offline or not responding
+	paused  string = "paused"  // System monitoring is paused
+	pending string = "pending" // System is waiting on initial connection result
+
+	// interval is the default update interval in milliseconds (60 seconds)
+	interval int = 60_000
+	// interval int = 10_000 // Debug interval for faster updates
+
+	// sessionTimeout is the maximum time to wait for SSH connections
+	sessionTimeout = 4 * time.Second
+)
+
+// errSystemExists is returned when attempting to add a system that already exists
+var errSystemExists = errors.New("system exists")
+
+// SystemManager manages a collection of monitored systems and their connections.
+// It handles system lifecycle, status updates, and maintains both SSH and WebSocket connections.
+type SystemManager struct {
+	hub       hubLike                       // Hub interface for database and alert operations
+	systems   *store.Store[string, *System] // Thread-safe store of active systems
+	sshConfig *ssh.ClientConfig             // SSH client configuration for system connections
+}
+
+// hubLike defines the interface requirements for the hub dependency.
+// It extends core.App with system-specific functionality.
+type hubLike interface {
+	core.App
+	GetSSHKey(dataDir string) (ssh.Signer, error)
+	HandleSystemAlerts(systemRecord *core.Record, data *system.CombinedData) error
+	HandleStatusAlerts(status string, systemRecord *core.Record) error
+}
+
+// NewSystemManager creates a new SystemManager instance with the provided hub.
+// The hub must implement the hubLike interface to provide database and alert functionality.
+func NewSystemManager(hub hubLike) *SystemManager {
+	return &SystemManager{
+		systems: store.New(map[string]*System{}),
+		hub:     hub,
+	}
+}
+
+// Initialize sets up the system manager by binding event hooks and starting existing systems.
+// It configures SSH client settings and begins monitoring all non-paused systems from the database.
+// Systems are started with staggered delays to prevent overwhelming the hub during startup.
+func (sm *SystemManager) Initialize() error {
+	sm.bindEventHooks()
+
+	// Initialize SSH client configuration
+	err := sm.createSSHClientConfig()
+	if err != nil {
+		return err
+	}
+
+	// Load existing systems from database (excluding paused ones)
+	var systems []*System
+	err = sm.hub.DB().NewQuery("SELECT id, host, port, status FROM systems WHERE status != 'paused'").All(&systems)
+	if err != nil || len(systems) == 0 {
+		return err
+	}
+
+	// Start systems in background with staggered timing
+	go func() {
+		// Calculate staggered delay between system starts (max 2 seconds per system)
+		delta := interval / max(1, len(systems))
+		delta = min(delta, 2_000)
+		sleepTime := time.Duration(delta) * time.Millisecond
+
+		for _, system := range systems {
+			time.Sleep(sleepTime)
+			_ = sm.AddSystem(system)
+		}
+	}()
+	return nil
+}
+
+// bindEventHooks registers event handlers for system and fingerprint record changes.
+// These hooks ensure the system manager stays synchronized with database changes.
+func (sm *SystemManager) bindEventHooks() {
+	sm.hub.OnRecordCreate("systems").BindFunc(sm.onRecordCreate)
+	sm.hub.OnRecordAfterCreateSuccess("systems").BindFunc(sm.onRecordAfterCreateSuccess)
+	sm.hub.OnRecordUpdate("systems").BindFunc(sm.onRecordUpdate)
+	sm.hub.OnRecordAfterUpdateSuccess("systems").BindFunc(sm.onRecordAfterUpdateSuccess)
+	sm.hub.OnRecordAfterDeleteSuccess("systems").BindFunc(sm.onRecordAfterDeleteSuccess)
+	sm.hub.OnRecordAfterUpdateSuccess("fingerprints").BindFunc(sm.onTokenRotated)
+}
+
+// onTokenRotated handles fingerprint token rotation events.
+// When a system's authentication token is rotated, any existing WebSocket connection
+// must be closed to force re-authentication with the new token.
+func (sm *SystemManager) onTokenRotated(e *core.RecordEvent) error {
+	systemID := e.Record.GetString("system")
+	system, ok := sm.systems.GetOk(systemID)
+	if !ok {
+		return e.Next()
+	}
+	// No need to close connection if not connected via websocket
+	if system.WsConn == nil {
+		return e.Next()
+	}
+	system.setDown(nil)
+	sm.RemoveSystem(systemID)
+	return e.Next()
+}
+
+// onRecordCreate is called before a new system record is committed to the database.
+// It initializes the record with default values: empty info and pending status.
+func (sm *SystemManager) onRecordCreate(e *core.RecordEvent) error {
+	e.Record.Set("info", system.Info{})
+	e.Record.Set("status", pending)
+	return e.Next()
+}
+
+// onRecordAfterCreateSuccess is called after a new system record is successfully created.
+// It adds the new system to the manager to begin monitoring.
+func (sm *SystemManager) onRecordAfterCreateSuccess(e *core.RecordEvent) error {
+	if err := sm.AddRecord(e.Record, nil); err != nil {
+		e.App.Logger().Error("Error adding record", "err", err)
+	}
+	return e.Next()
+}
+
+// onRecordUpdate is called before a system record is updated in the database.
+// It clears system info when the status is changed to paused.
+func (sm *SystemManager) onRecordUpdate(e *core.RecordEvent) error {
+	if e.Record.GetString("status") == paused {
+		e.Record.Set("info", system.Info{})
+	}
+	return e.Next()
+}
+
+// onRecordAfterUpdateSuccess handles system record updates after they're committed to the database.
+// It manages system lifecycle based on status changes and triggers appropriate alerts.
+// Status transitions are handled as follows:
+// - paused: Closes SSH connection and deactivates alerts
+// - pending: Starts monitoring (reuses WebSocket if available)
+// - up: Triggers system alerts
+// - down: Triggers status change alerts
+func (sm *SystemManager) onRecordAfterUpdateSuccess(e *core.RecordEvent) error {
+	newStatus := e.Record.GetString("status")
+	prevStatus := pending
+	system, ok := sm.systems.GetOk(e.Record.Id)
+	if ok {
+		prevStatus = system.Status
+		system.Status = newStatus
+	}
+
+	switch newStatus {
+	case paused:
+		if ok {
+			// Pause monitoring but keep system in manager for potential resume
+			system.closeSSHConnection()
+		}
+		_ = deactivateAlerts(e.App, e.Record.Id)
+		return e.Next()
+	case pending:
+		// Resume monitoring, preferring existing WebSocket connection
+		if ok && system.WsConn != nil {
+			go system.update()
+			return e.Next()
+		}
+		// Start new monitoring session
+		if err := sm.AddRecord(e.Record, nil); err != nil {
+			e.App.Logger().Error("Error adding record", "err", err)
+		}
+		_ = deactivateAlerts(e.App, e.Record.Id)
+		return e.Next()
+	}
+
+	// Handle systems not in manager
+	if !ok {
+		return sm.AddRecord(e.Record, nil)
+	}
+
+	// Trigger system alerts when system comes online
+	if newStatus == up {
+		if err := sm.hub.HandleSystemAlerts(e.Record, system.data); err != nil {
+			e.App.Logger().Error("Error handling system alerts", "err", err)
+		}
+	}
+
+	// Trigger status change alerts for up/down transitions
+	if (newStatus == down && prevStatus == up) || (newStatus == up && prevStatus == down) {
+		if err := sm.hub.HandleStatusAlerts(newStatus, e.Record); err != nil {
+			e.App.Logger().Error("Error handling status alerts", "err", err)
+		}
+	}
+	return e.Next()
+}
+
+// onRecordAfterDeleteSuccess is called after a system record is successfully deleted.
+// It removes the system from the manager and cleans up all associated resources.
+func (sm *SystemManager) onRecordAfterDeleteSuccess(e *core.RecordEvent) error {
+	sm.RemoveSystem(e.Record.Id)
+	return e.Next()
+}
+
+// AddSystem adds a system to the manager and starts monitoring it.
+// It validates required fields, initializes the system context, and starts the update goroutine.
+// Returns error if a system with the same ID already exists.
+func (sm *SystemManager) AddSystem(sys *System) error {
+	if sm.systems.Has(sys.Id) {
+		return errSystemExists
+	}
+	if sys.Id == "" || sys.Host == "" {
+		return errors.New("system missing required fields")
+	}
+
+	// Initialize system for monitoring
+	sys.manager = sm
+	sys.ctx, sys.cancel = sys.getContext()
+	sys.data = &system.CombinedData{}
+	sm.systems.Set(sys.Id, sys)
+
+	// Start monitoring in background
+	go sys.StartUpdater()
+	return nil
+}
+
+// RemoveSystem removes a system from the manager and cleans up all associated resources.
+// It cancels the system's context, closes all connections, and removes it from the store.
+// Returns an error if the system is not found.
+func (sm *SystemManager) RemoveSystem(systemID string) error {
+	system, ok := sm.systems.GetOk(systemID)
+	if !ok {
+		return errors.New("system not found")
+	}
+
+	// Stop the update goroutine
+	if system.cancel != nil {
+		system.cancel()
+	}
+
+	// Clean up all connections
+	system.closeSSHConnection()
+	system.closeWebSocketConnection()
+	sm.systems.Remove(systemID)
+	return nil
+}
+
+// AddRecord creates a System instance from a database record and adds it to the manager.
+// If a system with the same ID already exists, it's removed first to ensure clean state.
+// If no system instance is provided, a new one is created.
+// This method is typically called when systems are created or their status changes to pending.
+func (sm *SystemManager) AddRecord(record *core.Record, system *System) (err error) {
+	// Remove existing system to ensure clean state
+	if sm.systems.Has(record.Id) {
+		_ = sm.RemoveSystem(record.Id)
+	}
+
+	// Create new system if none provided
+	if system == nil {
+		system = sm.NewSystem(record.Id)
+	}
+
+	// Populate system from record
+	system.Status = record.GetString("status")
+	system.Host = record.GetString("host")
+	system.Port = record.GetString("port")
+
+	return sm.AddSystem(system)
+}
+
+// AddWebSocketSystem creates and adds a system with an established WebSocket connection.
+// This method is called when an agent connects via WebSocket with valid authentication.
+// The system is immediately added to monitoring with the provided connection and version info.
+func (sm *SystemManager) AddWebSocketSystem(systemId string, agentVersion semver.Version, wsConn *ws.WsConn) error {
+	systemRecord, err := sm.hub.FindRecordById("systems", systemId)
+	if err != nil {
+		return err
+	}
+
+	system := sm.NewSystem(systemId)
+	system.WsConn = wsConn
+	system.agentVersion = agentVersion
+
+	if err := sm.AddRecord(systemRecord, system); err != nil {
+		return err
+	}
+	return nil
+}
+
+// createSSHClientConfig initializes the SSH client configuration for connecting to an agent's server
+func (sm *SystemManager) createSSHClientConfig() error {
+	privateKey, err := sm.hub.GetSSHKey("")
+	if err != nil {
+		return err
+	}
+
+	sm.sshConfig = &ssh.ClientConfig{
+		User: "u",
+		Auth: []ssh.AuthMethod{
+			ssh.PublicKeys(privateKey),
+		},
+		Config: ssh.Config{
+			Ciphers:      common.DefaultCiphers,
+			KeyExchanges: common.DefaultKeyExchanges,
+			MACs:         common.DefaultMACs,
+		},
+		HostKeyCallback: ssh.InsecureIgnoreHostKey(),
+		ClientVersion:   fmt.Sprintf("SSH-2.0-%s_%s", beszel.AppName, beszel.Version),
+		Timeout:         sessionTimeout,
+	}
+	return nil
+}
+
+// deactivateAlerts finds all triggered alerts for a system and sets them to inactive.
+// This is called when a system is paused or goes offline to prevent continued alerts.
+func deactivateAlerts(app core.App, systemID string) error {
+	// Note: Direct SQL updates don't trigger SSE, so we use the PocketBase API
+	// _, err := app.DB().NewQuery(fmt.Sprintf("UPDATE alerts SET triggered = false WHERE system = '%s'", systemID)).Execute()
+
+	alerts, err := app.FindRecordsByFilter("alerts", fmt.Sprintf("system = '%s' && triggered = 1", systemID), "", -1, 0)
+	if err != nil {
+		return err
+	}
+
+	for _, alert := range alerts {
+		alert.Set("triggered", false)
+		if err := app.SaveNoValidate(alert); err != nil {
+			return err
+		}
+	}
+	return nil
+}

src/hub/systems/systems_test.go

@@ -0,0 +1,422 @@
+//go:build testing
+// +build testing
+
+package systems_test
+
+import (
+	"fmt"
+	"sync"
+	"testing"
+	"testing/synctest"
+	"time"
+
+	"github.com/henrygd/beszel/src/entities/container"
+	"github.com/henrygd/beszel/src/entities/system"
+	"github.com/henrygd/beszel/src/hub/systems"
+	"github.com/henrygd/beszel/src/tests"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestSystemManagerNew(t *testing.T) {
+	hub, err := tests.NewTestHub(t.TempDir())
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer hub.Cleanup()
+	sm := hub.GetSystemManager()
+
+	user, err := tests.CreateUser(hub, "test@test.com", "testtesttest")
+	require.NoError(t, err)
+
+	synctest.Test(t, func(t *testing.T) {
+		sm.Initialize()
+
+		record, err := tests.CreateRecord(hub, "systems", map[string]any{
+			"name":  "it-was-coney-island",
+			"host":  "the-playground-of-the-world",
+			"port":  "33914",
+			"users": []string{user.Id},
+		})
+		require.NoError(t, err)
+
+		assert.Equal(t, "pending", record.GetString("status"), "System status should be 'pending'")
+		assert.Equal(t, "pending", sm.GetSystemStatusFromStore(record.Id), "System status should be 'pending'")
+
+		// Verify the system host and port
+		host, port := sm.GetSystemHostPort(record.Id)
+		assert.Equal(t, record.GetString("host"), host, "System host should match")
+		assert.Equal(t, record.GetString("port"), port, "System port should match")
+
+		time.Sleep(13 * time.Second)
+		synctest.Wait()
+
+		assert.Equal(t, "pending", record.Fresh().GetString("status"), "System status should be 'pending'")
+		// Verify the system was added by checking if it exists
+		assert.True(t, sm.HasSystem(record.Id), "System should exist in the store")
+
+		time.Sleep(10 * time.Second)
+		synctest.Wait()
+
+		// system should be set to down after 15 seconds (no websocket connection)
+		assert.Equal(t, "down", sm.GetSystemStatusFromStore(record.Id), "System status should be 'down'")
+		// make sure the system is down in the db
+		record, err = hub.FindRecordById("systems", record.Id)
+		require.NoError(t, err)
+		assert.Equal(t, "down", record.GetString("status"), "System status should be 'down'")
+
+		assert.Equal(t, 1, sm.GetSystemCount(), "System count should be 1")
+
+		err = sm.RemoveSystem(record.Id)
+		assert.NoError(t, err)
+
+		assert.Equal(t, 0, sm.GetSystemCount(), "System count should be 0")
+		assert.False(t, sm.HasSystem(record.Id), "System should not exist in the store after removal")
+
+		// let's also make sure a system is removed from the store when the record is deleted
+		record, err = tests.CreateRecord(hub, "systems", map[string]any{
+			"name":  "there-was-no-place-like-it",
+			"host":  "in-the-whole-world",
+			"port":  "33914",
+			"users": []string{user.Id},
+		})
+		require.NoError(t, err)
+
+		assert.True(t, sm.HasSystem(record.Id), "System should exist in the store after creation")
+
+		time.Sleep(8 * time.Second)
+		synctest.Wait()
+		assert.Equal(t, "pending", sm.GetSystemStatusFromStore(record.Id), "System status should be 'pending'")
+
+		sm.SetSystemStatusInDB(record.Id, "up")
+		time.Sleep(time.Second)
+		synctest.Wait()
+		assert.Equal(t, "up", sm.GetSystemStatusFromStore(record.Id), "System status should be 'up'")
+
+		// make sure the system switches to down after 11 seconds
+		sm.RemoveSystem(record.Id)
+		sm.AddRecord(record, nil)
+		assert.Equal(t, "pending", sm.GetSystemStatusFromStore(record.Id), "System status should be 'pending'")
+		time.Sleep(12 * time.Second)
+		synctest.Wait()
+		assert.Equal(t, "down", sm.GetSystemStatusFromStore(record.Id), "System status should be 'down'")
+
+		// sm.SetSystemStatusInDB(record.Id, "paused")
+		// time.Sleep(time.Second)
+		// synctest.Wait()
+		// assert.Equal(t, "paused", sm.GetSystemStatusFromStore(record.Id), "System status should be 'paused'")
+
+		// delete the record
+		err = hub.Delete(record)
+		require.NoError(t, err)
+		assert.False(t, sm.HasSystem(record.Id), "System should not exist in the store after deletion")
+	})
+
+	testOld(t, hub)
+
+	synctest.Test(t, func(t *testing.T) {
+		time.Sleep(time.Second)
+		synctest.Wait()
+
+		for _, systemId := range sm.GetAllSystemIDs() {
+			err = sm.RemoveSystem(systemId)
+			require.NoError(t, err)
+			assert.False(t, sm.HasSystem(systemId), "System should not exist in the store after deletion")
+		}
+
+		assert.Equal(t, 0, sm.GetSystemCount(), "System count should be 0")
+
+		// TODO: test with websocket client
+	})
+}
+
+func testOld(t *testing.T, hub *tests.TestHub) {
+	user, err := tests.CreateUser(hub, "test@testy.com", "testtesttest")
+	require.NoError(t, err)
+
+	sm := hub.GetSystemManager()
+	assert.NotNil(t, sm)
+
+	// error expected when creating a user with a duplicate email
+	_, err = tests.CreateUser(hub, "test@test.com", "testtesttest")
+	require.Error(t, err)
+
+	// Test collection existence. todo: move to hub package tests
+	t.Run("CollectionExistence", func(t *testing.T) {
+		// Verify that required collections exist
+		systems, err := hub.FindCachedCollectionByNameOrId("systems")
+		require.NoError(t, err)
+		assert.NotNil(t, systems)
+
+		systemStats, err := hub.FindCachedCollectionByNameOrId("system_stats")
+		require.NoError(t, err)
+		assert.NotNil(t, systemStats)
+
+		containerStats, err := hub.FindCachedCollectionByNameOrId("container_stats")
+		require.NoError(t, err)
+		assert.NotNil(t, containerStats)
+	})
+
+	t.Run("RemoveSystem", func(t *testing.T) {
+		// Get the count before adding the system
+		countBefore := sm.GetSystemCount()
+
+		// Create a test system record
+		record, err := tests.CreateRecord(hub, "systems", map[string]any{
+			"name":  "i-even-got-lost-at-coney-island",
+			"host":  "but-they-found-me",
+			"port":  "33914",
+			"users": []string{user.Id},
+		})
+		require.NoError(t, err)
+
+		// Verify the system count increased
+		countAfterAdd := sm.GetSystemCount()
+		assert.Equal(t, countBefore+1, countAfterAdd, "System count should increase after adding a system via event hook")
+
+		// Verify the system exists
+		assert.True(t, sm.HasSystem(record.Id), "System should exist in the store")
+
+		// Remove the system
+		err = sm.RemoveSystem(record.Id)
+		assert.NoError(t, err)
+
+		// Check that the system count decreased
+		countAfterRemove := sm.GetSystemCount()
+		assert.Equal(t, countAfterAdd-1, countAfterRemove, "System count should decrease after removing a system")
+
+		// Verify the system no longer exists
+		assert.False(t, sm.HasSystem(record.Id), "System should not exist in the store after removal")
+
+		// Verify the system is not in the list of all system IDs
+		ids := sm.GetAllSystemIDs()
+		assert.NotContains(t, ids, record.Id, "System ID should not be in the list of all system IDs after removal")
+
+		// Verify the system status is empty
+		status := sm.GetSystemStatusFromStore(record.Id)
+		assert.Equal(t, "", status, "System status should be empty after removal")
+
+		// Try to remove it again - should return an error since it's already removed
+		err = sm.RemoveSystem(record.Id)
+		assert.Error(t, err)
+	})
+
+	t.Run("NewRecordPending", func(t *testing.T) {
+		// Create a test system
+		record, err := tests.CreateRecord(hub, "systems", map[string]any{
+			"name":  "and-you-know",
+			"host":  "i-feel-very-bad",
+			"port":  "33914",
+			"users": []string{user.Id},
+		})
+		require.NoError(t, err)
+
+		// Add the record to the system manager
+		err = sm.AddRecord(record, nil)
+		require.NoError(t, err)
+
+		// Test filtering records by status - should be "pending" now
+		filter := "status = 'pending'"
+		pendingSystems, err := hub.FindRecordsByFilter("systems", filter, "-created", 0, 0, nil)
+		require.NoError(t, err)
+		assert.GreaterOrEqual(t, len(pendingSystems), 1)
+	})
+
+	t.Run("SystemStatusUpdate", func(t *testing.T) {
+		// Create a test system record
+		record, err := tests.CreateRecord(hub, "systems", map[string]any{
+			"name":  "we-used-to-sleep-on-the-beach",
+			"host":  "sleep-overnight-here",
+			"port":  "33914",
+			"users": []string{user.Id},
+		})
+		require.NoError(t, err)
+
+		// Add the record to the system manager
+		err = sm.AddRecord(record, nil)
+		require.NoError(t, err)
+
+		// Test status changes
+		initialStatus := sm.GetSystemStatusFromStore(record.Id)
+
+		// Set a new status
+		sm.SetSystemStatusInDB(record.Id, "up")
+
+		// Verify status was updated
+		newStatus := sm.GetSystemStatusFromStore(record.Id)
+		assert.Equal(t, "up", newStatus, "System status should be updated to 'up'")
+		assert.NotEqual(t, initialStatus, newStatus, "Status should have changed")
+
+		// Verify the database was updated
+		updatedRecord, err := hub.FindRecordById("systems", record.Id)
+		require.NoError(t, err)
+		assert.Equal(t, "up", updatedRecord.Get("status"), "Database status should match")
+	})
+
+	t.Run("HandleSystemData", func(t *testing.T) {
+		// Create a test system record
+		record, err := tests.CreateRecord(hub, "systems", map[string]any{
+			"name":  "things-changed-you-know",
+			"host":  "they-dont-sleep-anymore-on-the-beach",
+			"port":  "33914",
+			"users": []string{user.Id},
+		})
+		require.NoError(t, err)
+
+		// Create test system data
+		testData := &system.CombinedData{
+			Info: system.Info{
+				Hostname:      "data-test.example.com",
+				KernelVersion: "5.15.0-generic",
+				Cores:         4,
+				Threads:       8,
+				CpuModel:      "Test CPU",
+				Uptime:        3600,
+				Cpu:           25.5,
+				MemPct:        40.2,
+				DiskPct:       60.0,
+				Bandwidth:     100.0,
+				AgentVersion:  "1.0.0",
+			},
+			Stats: system.Stats{
+				Cpu:         25.5,
+				Mem:         16384.0,
+				MemUsed:     6553.6,
+				MemPct:      40.0,
+				DiskTotal:   1024000.0,
+				DiskUsed:    614400.0,
+				DiskPct:     60.0,
+				NetworkSent: 1024.0,
+				NetworkRecv: 2048.0,
+			},
+			Containers: []*container.Stats{},
+		}
+
+		// Test handling system data. todo: move to hub/alerts package tests
+		err = hub.HandleSystemAlerts(record, testData)
+		assert.NoError(t, err)
+	})
+
+	t.Run("ErrorHandling", func(t *testing.T) {
+		// Try to add a non-existent record
+		nonExistentId := "non_existent_id"
+		err := sm.RemoveSystem(nonExistentId)
+		assert.Error(t, err)
+
+		// Try to add a system with invalid host
+		system := &systems.System{
+			Host: "",
+		}
+		err = sm.AddSystem(system)
+		assert.Error(t, err)
+	})
+
+	t.Run("ConcurrentOperations", func(t *testing.T) {
+		// Create a test system
+		record, err := tests.CreateRecord(hub, "systems", map[string]any{
+			"name":  "jfkjahkfajs",
+			"host":  "localhost",
+			"port":  "33914",
+			"users": []string{user.Id},
+		})
+		require.NoError(t, err)
+
+		// Run concurrent operations
+		const goroutines = 5
+		var wg sync.WaitGroup
+		wg.Add(goroutines)
+
+		for i := range goroutines {
+			go func(i int) {
+				defer wg.Done()
+
+				// Alternate between different operations
+				switch i % 3 {
+				case 0:
+					status := fmt.Sprintf("status-%d", i)
+					sm.SetSystemStatusInDB(record.Id, status)
+				case 1:
+					_ = sm.GetSystemStatusFromStore(record.Id)
+				case 2:
+					_, _ = sm.GetSystemHostPort(record.Id)
+				}
+			}(i)
+		}
+
+		wg.Wait()
+
+		// Verify system still exists and is in a valid state
+		assert.True(t, sm.HasSystem(record.Id), "System should still exist after concurrent operations")
+		status := sm.GetSystemStatusFromStore(record.Id)
+		assert.NotEmpty(t, status, "System should have a status after concurrent operations")
+	})
+
+	t.Run("ContextCancellation", func(t *testing.T) {
+		// Create a test system record
+		record, err := tests.CreateRecord(hub, "systems", map[string]any{
+			"name":  "lkhsdfsjf",
+			"host":  "localhost",
+			"port":  "33914",
+			"users": []string{user.Id},
+		})
+		require.NoError(t, err)
+
+		// Verify the system exists in the store
+		assert.True(t, sm.HasSystem(record.Id), "System should exist in the store")
+
+		// Store the original context and cancel function
+		originalCtx, originalCancel, err := sm.GetSystemContextFromStore(record.Id)
+		assert.NoError(t, err)
+
+		// Ensure the context is not nil
+		assert.NotNil(t, originalCtx, "System context should not be nil")
+		assert.NotNil(t, originalCancel, "System cancel function should not be nil")
+
+		// Cancel the context
+		originalCancel()
+
+		// Wait a short time for cancellation to propagate
+		time.Sleep(10 * time.Millisecond)
+
+		// Verify the context is done
+		select {
+		case <-originalCtx.Done():
+			// Context was properly cancelled
+		default:
+			t.Fatal("Context was not cancelled")
+		}
+
+		// Verify the system is still in the store (cancellation shouldn't remove it)
+		assert.True(t, sm.HasSystem(record.Id), "System should still exist after context cancellation")
+
+		// Explicitly remove the system
+		err = sm.RemoveSystem(record.Id)
+		assert.NoError(t, err, "RemoveSystem should succeed")
+
+		// Verify the system is removed
+		assert.False(t, sm.HasSystem(record.Id), "System should be removed after RemoveSystem")
+
+		// Try to remove it again - should return an error
+		err = sm.RemoveSystem(record.Id)
+		assert.Error(t, err, "RemoveSystem should fail for non-existent system")
+
+		// Add the system back
+		err = sm.AddRecord(record, nil)
+		require.NoError(t, err, "AddRecord should succeed")
+
+		// Verify the system is back in the store
+		assert.True(t, sm.HasSystem(record.Id), "System should exist after re-adding")
+
+		// Verify a new context was created
+		newCtx, newCancel, err := sm.GetSystemContextFromStore(record.Id)
+		assert.NoError(t, err)
+		assert.NotNil(t, newCtx, "New system context should not be nil")
+		assert.NotNil(t, newCancel, "New system cancel function should not be nil")
+		assert.NotEqual(t, originalCtx, newCtx, "New context should be different from original")
+
+		// Clean up
+		err = sm.RemoveSystem(record.Id)
+		assert.NoError(t, err)
+	})
+}

src/hub/systems/systems_test_helpers.go

@@ -0,0 +1,110 @@
+//go:build testing
+// +build testing
+
+package systems
+
+import (
+	"context"
+	"fmt"
+
+	entities "github.com/henrygd/beszel/src/entities/system"
+)
+
+// TESTING ONLY: GetSystemCount returns the number of systems in the store
+func (sm *SystemManager) GetSystemCount() int {
+	return sm.systems.Length()
+}
+
+// TESTING ONLY: HasSystem checks if a system with the given ID exists in the store
+func (sm *SystemManager) HasSystem(systemID string) bool {
+	return sm.systems.Has(systemID)
+}
+
+// TESTING ONLY: GetSystemStatusFromStore returns the status of a system with the given ID
+// Returns an empty string if the system doesn't exist
+func (sm *SystemManager) GetSystemStatusFromStore(systemID string) string {
+	sys, ok := sm.systems.GetOk(systemID)
+	if !ok {
+		return ""
+	}
+	return sys.Status
+}
+
+// TESTING ONLY: GetSystemContextFromStore returns the context and cancel function for a system
+func (sm *SystemManager) GetSystemContextFromStore(systemID string) (context.Context, context.CancelFunc, error) {
+	sys, ok := sm.systems.GetOk(systemID)
+	if !ok {
+		return nil, nil, fmt.Errorf("no system")
+	}
+	return sys.ctx, sys.cancel, nil
+}
+
+// TESTING ONLY: GetSystemFromStore returns a store from the system
+func (sm *SystemManager) GetSystemFromStore(systemID string) (*System, error) {
+	sys, ok := sm.systems.GetOk(systemID)
+	if !ok {
+		return nil, fmt.Errorf("no system")
+	}
+	return sys, nil
+}
+
+// TESTING ONLY: GetAllSystemIDs returns a slice of all system IDs in the store
+func (sm *SystemManager) GetAllSystemIDs() []string {
+	data := sm.systems.GetAll()
+	ids := make([]string, 0, len(data))
+	for id := range data {
+		ids = append(ids, id)
+	}
+	return ids
+}
+
+// TESTING ONLY: GetSystemData returns the combined data for a system with the given ID
+// Returns nil if the system doesn't exist
+// This method is intended for testing
+func (sm *SystemManager) GetSystemData(systemID string) *entities.CombinedData {
+	sys, ok := sm.systems.GetOk(systemID)
+	if !ok {
+		return nil
+	}
+	return sys.data
+}
+
+// TESTING ONLY: GetSystemHostPort returns the host and port for a system with the given ID
+// Returns empty strings if the system doesn't exist
+func (sm *SystemManager) GetSystemHostPort(systemID string) (string, string) {
+	sys, ok := sm.systems.GetOk(systemID)
+	if !ok {
+		return "", ""
+	}
+	return sys.Host, sys.Port
+}
+
+// TESTING ONLY: SetSystemStatusInDB sets the status of a system directly and updates the database record
+// This is intended for testing
+// Returns false if the system doesn't exist
+func (sm *SystemManager) SetSystemStatusInDB(systemID string, status string) bool {
+	if !sm.HasSystem(systemID) {
+		return false
+	}
+
+	// Update the database record
+	record, err := sm.hub.FindRecordById("systems", systemID)
+	if err != nil {
+		return false
+	}
+
+	record.Set("status", status)
+	err = sm.hub.Save(record)
+	if err != nil {
+		return false
+	}
+
+	return true
+}
+
+// TESTING ONLY: RemoveAllSystems removes all systems from the store
+func (sm *SystemManager) RemoveAllSystems() {
+	for _, system := range sm.systems.GetAll() {
+		sm.RemoveSystem(system.Id)
+	}
+}

src/hub/update.go

@@ -0,0 +1,85 @@
+package hub
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"os/exec"
+
+	"github.com/henrygd/beszel/src/ghupdate"
+	"github.com/spf13/cobra"
+)
+
+// Update updates beszel to the latest version
+func Update(cmd *cobra.Command, _ []string) {
+	dataDir := os.TempDir()
+
+	// set dataDir to ./beszel_data if it exists
+	if _, err := os.Stat("./beszel_data"); err == nil {
+		dataDir = "./beszel_data"
+	}
+
+	// Check if china-mirrors flag is set
+	useMirror, _ := cmd.Flags().GetBool("china-mirrors")
+
+	updated, err := ghupdate.Update(ghupdate.Config{
+		ArchiveExecutable: "beszel",
+		DataDir:           dataDir,
+		UseMirror:         useMirror,
+	})
+	if err != nil {
+		log.Fatal(err)
+	}
+	if !updated {
+		return
+	}
+
+	// make sure the file is executable
+	exePath, err := os.Executable()
+	if err == nil {
+		if err := os.Chmod(exePath, 0755); err != nil {
+			fmt.Printf("Warning: failed to set executable permissions: %v\n", err)
+		}
+	}
+
+	// Try to restart the service if it's running
+	restartService()
+}
+
+// restartService attempts to restart the beszel service
+func restartService() {
+	// Check if we're running as a service by looking for systemd
+	if _, err := exec.LookPath("systemctl"); err == nil {
+		// Check if beszel service exists and is active
+		cmd := exec.Command("systemctl", "is-active", "beszel.service")
+		if err := cmd.Run(); err == nil {
+			ghupdate.ColorPrint(ghupdate.ColorYellow, "Restarting beszel service...")
+			restartCmd := exec.Command("systemctl", "restart", "beszel.service")
+			if err := restartCmd.Run(); err != nil {
+				ghupdate.ColorPrintf(ghupdate.ColorYellow, "Warning: Failed to restart service: %v\n", err)
+				ghupdate.ColorPrint(ghupdate.ColorYellow, "Please restart the service manually: sudo systemctl restart beszel")
+			} else {
+				ghupdate.ColorPrint(ghupdate.ColorGreen, "Service restarted successfully")
+			}
+			return
+		}
+	}
+
+	// Check for OpenRC (Alpine Linux)
+	if _, err := exec.LookPath("rc-service"); err == nil {
+		cmd := exec.Command("rc-service", "beszel", "status")
+		if err := cmd.Run(); err == nil {
+			ghupdate.ColorPrint(ghupdate.ColorYellow, "Restarting beszel service...")
+			restartCmd := exec.Command("rc-service", "beszel", "restart")
+			if err := restartCmd.Run(); err != nil {
+				ghupdate.ColorPrintf(ghupdate.ColorYellow, "Warning: Failed to restart service: %v\n", err)
+				ghupdate.ColorPrint(ghupdate.ColorYellow, "Please restart the service manually: sudo rc-service beszel restart")
+			} else {
+				ghupdate.ColorPrint(ghupdate.ColorGreen, "Service restarted successfully")
+			}
+			return
+		}
+	}
+
+	ghupdate.ColorPrint(ghupdate.ColorYellow, "Service restart not attempted. If running as a service, restart manually.")
+}

src/hub/ws/ws.go

@@ -0,0 +1,182 @@
+package ws
+
+import (
+	"errors"
+	"time"
+	"weak"
+
+	"github.com/henrygd/beszel/src/entities/system"
+
+	"github.com/henrygd/beszel/src/common"
+
+	"github.com/fxamacker/cbor/v2"
+	"github.com/lxzan/gws"
+	"golang.org/x/crypto/ssh"
+)
+
+const (
+	deadline = 70 * time.Second
+)
+
+// Handler implements the WebSocket event handler for agent connections.
+type Handler struct {
+	gws.BuiltinEventHandler
+}
+
+// WsConn represents a WebSocket connection to an agent.
+type WsConn struct {
+	conn         *gws.Conn
+	responseChan chan *gws.Message
+	DownChan     chan struct{}
+}
+
+// FingerprintRecord is fingerprints collection record data in the hub
+type FingerprintRecord struct {
+	Id          string `db:"id"`
+	SystemId    string `db:"system"`
+	Fingerprint string `db:"fingerprint"`
+	Token       string `db:"token"`
+}
+
+var upgrader *gws.Upgrader
+
+// GetUpgrader returns a singleton WebSocket upgrader instance.
+func GetUpgrader() *gws.Upgrader {
+	if upgrader != nil {
+		return upgrader
+	}
+	handler := &Handler{}
+	upgrader = gws.NewUpgrader(handler, &gws.ServerOption{})
+	return upgrader
+}
+
+// NewWsConnection creates a new WebSocket connection wrapper.
+func NewWsConnection(conn *gws.Conn) *WsConn {
+	return &WsConn{
+		conn:         conn,
+		responseChan: make(chan *gws.Message, 1),
+		DownChan:     make(chan struct{}, 1),
+	}
+}
+
+// OnOpen sets a deadline for the WebSocket connection.
+func (h *Handler) OnOpen(conn *gws.Conn) {
+	conn.SetDeadline(time.Now().Add(deadline))
+}
+
+// OnMessage routes incoming WebSocket messages to the response channel.
+func (h *Handler) OnMessage(conn *gws.Conn, message *gws.Message) {
+	conn.SetDeadline(time.Now().Add(deadline))
+	if message.Opcode != gws.OpcodeBinary || message.Data.Len() == 0 {
+		return
+	}
+	wsConn, ok := conn.Session().Load("wsConn")
+	if !ok {
+		_ = conn.WriteClose(1000, nil)
+		return
+	}
+	select {
+	case wsConn.(*WsConn).responseChan <- message:
+	default:
+		// close if the connection is not expecting a response
+		wsConn.(*WsConn).Close(nil)
+	}
+}
+
+// OnClose handles WebSocket connection closures and triggers system down status after delay.
+func (h *Handler) OnClose(conn *gws.Conn, err error) {
+	wsConn, ok := conn.Session().Load("wsConn")
+	if !ok {
+		return
+	}
+	wsConn.(*WsConn).conn = nil
+	// wait 5 seconds to allow reconnection before setting system down
+	// use a weak pointer to avoid keeping references if the system is removed
+	go func(downChan weak.Pointer[chan struct{}]) {
+		time.Sleep(5 * time.Second)
+		downChanValue := downChan.Value()
+		if downChanValue != nil {
+			*downChanValue <- struct{}{}
+		}
+	}(weak.Make(&wsConn.(*WsConn).DownChan))
+}
+
+// Close terminates the WebSocket connection gracefully.
+func (ws *WsConn) Close(msg []byte) {
+	if ws.IsConnected() {
+		ws.conn.WriteClose(1000, msg)
+	}
+}
+
+// Ping sends a ping frame to keep the connection alive.
+func (ws *WsConn) Ping() error {
+	ws.conn.SetDeadline(time.Now().Add(deadline))
+	return ws.conn.WritePing(nil)
+}
+
+// sendMessage encodes data to CBOR and sends it as a binary message to the agent.
+func (ws *WsConn) sendMessage(data common.HubRequest[any]) error {
+	if ws.conn == nil {
+		return gws.ErrConnClosed
+	}
+	bytes, err := cbor.Marshal(data)
+	if err != nil {
+		return err
+	}
+	return ws.conn.WriteMessage(gws.OpcodeBinary, bytes)
+}
+
+// RequestSystemData requests system metrics from the agent and unmarshals the response.
+func (ws *WsConn) RequestSystemData(data *system.CombinedData) error {
+	var message *gws.Message
+
+	ws.sendMessage(common.HubRequest[any]{
+		Action: common.GetData,
+	})
+	select {
+	case <-time.After(10 * time.Second):
+		ws.Close(nil)
+		return gws.ErrConnClosed
+	case message = <-ws.responseChan:
+	}
+	defer message.Close()
+	return cbor.Unmarshal(message.Data.Bytes(), data)
+}
+
+// GetFingerprint authenticates with the agent using SSH signature and returns the agent's fingerprint.
+func (ws *WsConn) GetFingerprint(token string, signer ssh.Signer, needSysInfo bool) (common.FingerprintResponse, error) {
+	var clientFingerprint common.FingerprintResponse
+	challenge := []byte(token)
+
+	signature, err := signer.Sign(nil, challenge)
+	if err != nil {
+		return clientFingerprint, err
+	}
+
+	err = ws.sendMessage(common.HubRequest[any]{
+		Action: common.CheckFingerprint,
+		Data: common.FingerprintRequest{
+			Signature:   signature.Blob,
+			NeedSysInfo: needSysInfo,
+		},
+	})
+	if err != nil {
+		return clientFingerprint, err
+	}
+
+	var message *gws.Message
+	select {
+	case message = <-ws.responseChan:
+	case <-time.After(10 * time.Second):
+		return clientFingerprint, errors.New("request expired")
+	}
+	defer message.Close()
+
+	err = cbor.Unmarshal(message.Data.Bytes(), &clientFingerprint)
+	return clientFingerprint, err
+}
+
+// IsConnected returns true if the WebSocket connection is active.
+func (ws *WsConn) IsConnected() bool {
+	return ws.conn != nil
+}

src/hub/ws/ws_test.go

@@ -0,0 +1,222 @@
+//go:build testing
+// +build testing
+
+package ws
+
+import (
+	"crypto/ed25519"
+	"testing"
+	"time"
+
+	"github.com/henrygd/beszel/src/common"
+
+	"github.com/fxamacker/cbor/v2"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"golang.org/x/crypto/ssh"
+)
+
+// TestGetUpgrader tests the singleton upgrader
+func TestGetUpgrader(t *testing.T) {
+	// Reset the global upgrader to test singleton behavior
+	upgrader = nil
+
+	// First call should create the upgrader
+	upgrader1 := GetUpgrader()
+	assert.NotNil(t, upgrader1, "Upgrader should not be nil")
+
+	// Second call should return the same instance
+	upgrader2 := GetUpgrader()
+	assert.Same(t, upgrader1, upgrader2, "Should return the same upgrader instance")
+
+	// Verify it's properly configured
+	assert.NotNil(t, upgrader1, "Upgrader should be configured")
+}
+
+// TestNewWsConnection tests WebSocket connection creation
+func TestNewWsConnection(t *testing.T) {
+	// We can't easily mock gws.Conn, so we'll pass nil and test the structure
+	wsConn := NewWsConnection(nil)
+
+	assert.NotNil(t, wsConn, "WebSocket connection should not be nil")
+	assert.Nil(t, wsConn.conn, "Connection should be nil as passed")
+	assert.NotNil(t, wsConn.responseChan, "Response channel should be initialized")
+	assert.NotNil(t, wsConn.DownChan, "Down channel should be initialized")
+	assert.Equal(t, 1, cap(wsConn.responseChan), "Response channel should have capacity of 1")
+	assert.Equal(t, 1, cap(wsConn.DownChan), "Down channel should have capacity of 1")
+}
+
+// TestWsConn_IsConnected tests the connection status check
+func TestWsConn_IsConnected(t *testing.T) {
+	// Test with nil connection
+	wsConn := NewWsConnection(nil)
+	assert.False(t, wsConn.IsConnected(), "Should not be connected when conn is nil")
+}
+
+// TestWsConn_Close tests the connection closing with nil connection
+func TestWsConn_Close(t *testing.T) {
+	wsConn := NewWsConnection(nil)
+
+	// Should handle nil connection gracefully
+	assert.NotPanics(t, func() {
+		wsConn.Close([]byte("test message"))
+	}, "Should not panic when closing nil connection")
+}
+
+// TestWsConn_SendMessage_CBOR tests CBOR encoding in sendMessage
+func TestWsConn_SendMessage_CBOR(t *testing.T) {
+	wsConn := NewWsConnection(nil)
+
+	testData := common.HubRequest[any]{
+		Action: common.GetData,
+		Data:   "test data",
+	}
+
+	// This will fail because conn is nil, but we can test the CBOR encoding logic
+	// by checking that the function properly encodes to CBOR before failing
+	err := wsConn.sendMessage(testData)
+	assert.Error(t, err, "Should error with nil connection")
+
+	// Test CBOR encoding separately
+	bytes, err := cbor.Marshal(testData)
+	assert.NoError(t, err, "Should encode to CBOR successfully")
+
+	// Verify we can decode it back
+	var decodedData common.HubRequest[any]
+	err = cbor.Unmarshal(bytes, &decodedData)
+	assert.NoError(t, err, "Should decode from CBOR successfully")
+	assert.Equal(t, testData.Action, decodedData.Action, "Action should match")
+}
+
+// TestWsConn_GetFingerprint_SignatureGeneration tests signature creation logic
+func TestWsConn_GetFingerprint_SignatureGeneration(t *testing.T) {
+	// Generate test key pair
+	_, privKey, err := ed25519.GenerateKey(nil)
+	require.NoError(t, err)
+
+	signer, err := ssh.NewSignerFromKey(privKey)
+	require.NoError(t, err)
+
+	token := "test-token"
+
+	// This will timeout since conn is nil, but we can verify the signature logic
+	// We can't test the full flow, but we can test that the signature is created properly
+	challenge := []byte(token)
+	signature, err := signer.Sign(nil, challenge)
+	assert.NoError(t, err, "Should create signature successfully")
+	assert.NotEmpty(t, signature.Blob, "Signature blob should not be empty")
+	assert.Equal(t, signer.PublicKey().Type(), signature.Format, "Signature format should match key type")
+
+	// Test the fingerprint request structure
+	fpRequest := common.FingerprintRequest{
+		Signature:   signature.Blob,
+		NeedSysInfo: true,
+	}
+
+	// Test CBOR encoding of fingerprint request
+	fpData, err := cbor.Marshal(fpRequest)
+	assert.NoError(t, err, "Should encode fingerprint request to CBOR")
+
+	var decodedFpRequest common.FingerprintRequest
+	err = cbor.Unmarshal(fpData, &decodedFpRequest)
+	assert.NoError(t, err, "Should decode fingerprint request from CBOR")
+	assert.Equal(t, fpRequest.Signature, decodedFpRequest.Signature, "Signature should match")
+	assert.Equal(t, fpRequest.NeedSysInfo, decodedFpRequest.NeedSysInfo, "NeedSysInfo should match")
+
+	// Test the full hub request structure
+	hubRequest := common.HubRequest[any]{
+		Action: common.CheckFingerprint,
+		Data:   fpRequest,
+	}
+
+	hubData, err := cbor.Marshal(hubRequest)
+	assert.NoError(t, err, "Should encode hub request to CBOR")
+
+	var decodedHubRequest common.HubRequest[cbor.RawMessage]
+	err = cbor.Unmarshal(hubData, &decodedHubRequest)
+	assert.NoError(t, err, "Should decode hub request from CBOR")
+	assert.Equal(t, common.CheckFingerprint, decodedHubRequest.Action, "Action should be CheckFingerprint")
+}
+
+// TestWsConn_RequestSystemData_RequestFormat tests system data request format
+func TestWsConn_RequestSystemData_RequestFormat(t *testing.T) {
+	// Test the request format that would be sent
+	request := common.HubRequest[any]{
+		Action: common.GetData,
+	}
+
+	// Test CBOR encoding
+	data, err := cbor.Marshal(request)
+	assert.NoError(t, err, "Should encode request to CBOR")
+
+	// Test decoding
+	var decodedRequest common.HubRequest[any]
+	err = cbor.Unmarshal(data, &decodedRequest)
+	assert.NoError(t, err, "Should decode request from CBOR")
+	assert.Equal(t, common.GetData, decodedRequest.Action, "Should have GetData action")
+}
+
+// TestFingerprintRecord tests the FingerprintRecord struct
+func TestFingerprintRecord(t *testing.T) {
+	record := FingerprintRecord{
+		Id:          "test-id",
+		SystemId:    "system-123",
+		Fingerprint: "test-fingerprint",
+		Token:       "test-token",
+	}
+
+	assert.Equal(t, "test-id", record.Id)
+	assert.Equal(t, "system-123", record.SystemId)
+	assert.Equal(t, "test-fingerprint", record.Fingerprint)
+	assert.Equal(t, "test-token", record.Token)
+}
+
+// TestDeadlineConstant tests that the deadline constant is reasonable
+func TestDeadlineConstant(t *testing.T) {
+	assert.Equal(t, 70*time.Second, deadline, "Deadline should be 70 seconds")
+}
+
+// TestCommonActions tests that the common actions are properly defined
+func TestCommonActions(t *testing.T) {
+	// Test that the actions we use exist and have expected values
+	assert.Equal(t, common.WebSocketAction(0), common.GetData, "GetData should be action 0")
+	assert.Equal(t, common.WebSocketAction(1), common.CheckFingerprint, "CheckFingerprint should be action 1")
+}
+
+// TestHandler tests that we can create a Handler
+func TestHandler(t *testing.T) {
+	handler := &Handler{}
+	assert.NotNil(t, handler, "Handler should be created successfully")
+
+	// The Handler embeds gws.BuiltinEventHandler, so it should have the embedded type
+	assert.NotNil(t, handler.BuiltinEventHandler, "Should have embedded BuiltinEventHandler")
+}
+
+// TestWsConnChannelBehavior tests channel behavior without WebSocket connections
+func TestWsConnChannelBehavior(t *testing.T) {
+	wsConn := NewWsConnection(nil)
+
+	// Test that channels are properly initialized and can be used
+	select {
+	case wsConn.DownChan <- struct{}{}:
+		// Should be able to write to channel
+	default:
+		t.Error("Should be able to write to DownChan")
+	}
+
+	// Test reading from DownChan
+	select {
+	case <-wsConn.DownChan:
+		// Should be able to read from channel
+	case <-time.After(10 * time.Millisecond):
+		t.Error("Should be able to read from DownChan")
+	}
+
+	// Response channel should be empty initially
+	select {
+	case <-wsConn.responseChan:
+		t.Error("Response channel should be empty initially")
+	default:
+		// Expected - channel should be empty
+	}
+}

src/migrations/0_collections_snapshot_0_12_0_7.go

@@ -0,0 +1,900 @@
+package migrations
+
+import (
+	"github.com/google/uuid"
+	"github.com/pocketbase/pocketbase/core"
+	m "github.com/pocketbase/pocketbase/migrations"
+)
+
+func init() {
+	m.Register(func(app core.App) error {
+		// update collections
+		jsonData := `[
+	{
+		"id": "elngm8x1l60zi2v",
+		"listRule": "@request.auth.id != \"\" && user.id = @request.auth.id",
+		"viewRule": "",
+		"createRule": "@request.auth.id != \"\" && user.id = @request.auth.id",
+		"updateRule": "@request.auth.id != \"\" && user.id = @request.auth.id",
+		"deleteRule": "@request.auth.id != \"\" && user.id = @request.auth.id",
+		"name": "alerts",
+		"type": "base",
+		"fields": [
+			{
+				"autogeneratePattern": "[a-z0-9]{15}",
+				"hidden": false,
+				"id": "text3208210256",
+				"max": 15,
+				"min": 15,
+				"name": "id",
+				"pattern": "^[a-z0-9]+$",
+				"presentable": false,
+				"primaryKey": true,
+				"required": true,
+				"system": true,
+				"type": "text"
+			},
+			{
+				"cascadeDelete": true,
+				"collectionId": "_pb_users_auth_",
+				"hidden": false,
+				"id": "hn5ly3vi",
+				"maxSelect": 1,
+				"minSelect": 0,
+				"name": "user",
+				"presentable": false,
+				"required": true,
+				"system": false,
+				"type": "relation"
+			},
+			{
+				"cascadeDelete": true,
+				"collectionId": "2hz5ncl8tizk5nx",
+				"hidden": false,
+				"id": "g5sl3jdg",
+				"maxSelect": 1,
+				"minSelect": 0,
+				"name": "system",
+				"presentable": false,
+				"required": true,
+				"system": false,
+				"type": "relation"
+			},
+			{
+				"hidden": false,
+				"id": "zj3ingrv",
+				"maxSelect": 1,
+				"name": "name",
+				"presentable": false,
+				"required": true,
+				"system": false,
+				"type": "select",
+				"values": [
+					"Status",
+					"CPU",
+					"Memory",
+					"Disk",
+					"Temperature",
+					"Bandwidth",
+					"LoadAvg1",
+					"LoadAvg5",
+					"LoadAvg15"
+				]
+			},
+			{
+				"hidden": false,
+				"id": "o2ablxvn",
+				"max": null,
+				"min": null,
+				"name": "value",
+				"onlyInt": false,
+				"presentable": false,
+				"required": false,
+				"system": false,
+				"type": "number"
+			},
+			{
+				"hidden": false,
+				"id": "fstdehcq",
+				"max": 60,
+				"min": null,
+				"name": "min",
+				"onlyInt": true,
+				"presentable": false,
+				"required": false,
+				"system": false,
+				"type": "number"
+			},
+			{
+				"hidden": false,
+				"id": "6hgdf6hs",
+				"name": "triggered",
+				"presentable": false,
+				"required": false,
+				"system": false,
+				"type": "bool"
+			},
+			{
+				"hidden": false,
+				"id": "autodate2990389176",
+				"name": "created",
+				"onCreate": true,
+				"onUpdate": false,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			},
+			{
+				"hidden": false,
+				"id": "autodate3332085495",
+				"name": "updated",
+				"onCreate": true,
+				"onUpdate": true,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			}
+		],
+		"indexes": [
+			"CREATE UNIQUE INDEX ` + "`" + `idx_MnhEt21L5r` + "`" + ` ON ` + "`" + `alerts` + "`" + ` (\n  ` + "`" + `user` + "`" + `,\n  ` + "`" + `system` + "`" + `,\n  ` + "`" + `name` + "`" + `\n)"
+		],
+		"system": false
+	},
+	{
+		"id": "pbc_1697146157",
+		"listRule": "@request.auth.id != \"\" && user.id = @request.auth.id",
+		"viewRule": "@request.auth.id != \"\" && user.id = @request.auth.id",
+		"createRule": null,
+		"updateRule": null,
+		"deleteRule": "@request.auth.id != \"\" && user.id = @request.auth.id",
+		"name": "alerts_history",
+		"type": "base",
+		"fields": [
+			{
+					"autogeneratePattern": "[a-z0-9]{15}",
+					"hidden": false,
+					"id": "text3208210256",
+					"max": 15,
+					"min": 15,
+					"name": "id",
+					"pattern": "^[a-z0-9]+$",
+					"presentable": false,
+					"primaryKey": true,
+					"required": true,
+					"system": true,
+					"type": "text"
+				},
+				{
+					"cascadeDelete": true,
+					"collectionId": "_pb_users_auth_",
+					"hidden": false,
+					"id": "relation2375276105",
+					"maxSelect": 1,
+					"minSelect": 0,
+					"name": "user",
+					"presentable": false,
+					"required": true,
+					"system": false,
+					"type": "relation"
+				},
+				{
+					"cascadeDelete": true,
+					"collectionId": "2hz5ncl8tizk5nx",
+					"hidden": false,
+					"id": "relation3377271179",
+					"maxSelect": 1,
+					"minSelect": 0,
+					"name": "system",
+					"presentable": false,
+					"required": true,
+					"system": false,
+					"type": "relation"
+				},
+				{
+					"autogeneratePattern": "",
+					"hidden": false,
+					"id": "text2466471794",
+					"max": 0,
+					"min": 0,
+					"name": "alert_id",
+					"pattern": "",
+					"presentable": false,
+					"primaryKey": false,
+					"required": false,
+					"system": false,
+					"type": "text"
+				},
+				{
+					"autogeneratePattern": "",
+					"hidden": false,
+					"id": "text1579384326",
+					"max": 0,
+					"min": 0,
+					"name": "name",
+					"pattern": "",
+					"presentable": false,
+					"primaryKey": false,
+					"required": true,
+					"system": false,
+					"type": "text"
+				},
+				{
+					"hidden": false,
+					"id": "number494360628",
+					"max": null,
+					"min": null,
+					"name": "value",
+					"onlyInt": false,
+					"presentable": false,
+					"required": false,
+					"system": false,
+					"type": "number"
+				},
+				{
+					"hidden": false,
+					"id": "autodate2990389176",
+					"name": "created",
+					"onCreate": true,
+					"onUpdate": false,
+					"presentable": false,
+					"system": false,
+					"type": "autodate"
+				},
+				{
+					"hidden": false,
+					"id": "date2276568630",
+					"max": "",
+					"min": "",
+					"name": "resolved",
+					"presentable": false,
+					"required": false,
+					"system": false,
+					"type": "date"
+				}
+		],
+		"indexes": [
+			"CREATE INDEX ` + "`" + `idx_YdGnup5aqB` + "`" + ` ON ` + "`" + `alerts_history` + "`" + ` (` + "`" + `user` + "`" + `)",
+			"CREATE INDEX ` + "`" + `idx_taLet9VdME` + "`" + ` ON ` + "`" + `alerts_history` + "`" + ` (` + "`" + `created` + "`" + `)"
+		],
+		"system": false
+	},
+	{
+		"id": "juohu4jipgc13v7",
+		"listRule": "@request.auth.id != \"\"",
+		"viewRule": null,
+		"createRule": null,
+		"updateRule": null,
+		"deleteRule": null,
+		"name": "container_stats",
+		"type": "base",
+		"fields": [
+			{
+				"autogeneratePattern": "[a-z0-9]{15}",
+				"hidden": false,
+				"id": "text3208210256",
+				"max": 15,
+				"min": 15,
+				"name": "id",
+				"pattern": "^[a-z0-9]+$",
+				"presentable": false,
+				"primaryKey": true,
+				"required": true,
+				"system": true,
+				"type": "text"
+			},
+			{
+				"cascadeDelete": true,
+				"collectionId": "2hz5ncl8tizk5nx",
+				"hidden": false,
+				"id": "hutcu6ps",
+				"maxSelect": 1,
+				"minSelect": 0,
+				"name": "system",
+				"presentable": false,
+				"required": true,
+				"system": false,
+				"type": "relation"
+			},
+			{
+				"hidden": false,
+				"id": "r39hhnil",
+				"maxSize": 2000000,
+				"name": "stats",
+				"presentable": false,
+				"required": true,
+				"system": false,
+				"type": "json"
+			},
+			{
+				"hidden": false,
+				"id": "vo7iuj96",
+				"maxSelect": 1,
+				"name": "type",
+				"presentable": false,
+				"required": true,
+				"system": false,
+				"type": "select",
+				"values": [
+					"1m",
+					"10m",
+					"20m",
+					"120m",
+					"480m"
+				]
+			},
+			{
+				"hidden": false,
+				"id": "autodate2990389176",
+				"name": "created",
+				"onCreate": true,
+				"onUpdate": false,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			},
+			{
+				"hidden": false,
+				"id": "autodate3332085495",
+				"name": "updated",
+				"onCreate": true,
+				"onUpdate": true,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			}
+		],
+		"indexes": [
+			"CREATE INDEX ` + "`" + `idx_d87OiXGZD8` + "`" + ` ON ` + "`" + `container_stats` + "`" + ` (\n  ` + "`" + `system` + "`" + `,\n  ` + "`" + `type` + "`" + `,\n  ` + "`" + `created` + "`" + `\n)"
+		],
+		"system": false
+	},
+	{
+		"id": "pbc_3663931638",
+		"listRule": "@request.auth.id != \"\" && system.users.id ?= @request.auth.id",
+		"viewRule": "@request.auth.id != \"\" && system.users.id ?= @request.auth.id",
+		"createRule": "@request.auth.id != \"\" && system.users.id ?= @request.auth.id && @request.auth.role != \"readonly\"",
+		"updateRule": "@request.auth.id != \"\" && system.users.id ?= @request.auth.id && @request.auth.role != \"readonly\"",
+		"deleteRule": null,
+		"name": "fingerprints",
+		"type": "base",
+		"fields": [
+			{
+				"autogeneratePattern": "[a-z0-9]{9}",
+				"hidden": false,
+				"id": "text3208210256",
+				"max": 15,
+				"min": 9,
+				"name": "id",
+				"pattern": "^[a-z0-9]+$",
+				"presentable": false,
+				"primaryKey": true,
+				"required": true,
+				"system": true,
+				"type": "text"
+			},
+			{
+				"cascadeDelete": true,
+				"collectionId": "2hz5ncl8tizk5nx",
+				"hidden": false,
+				"id": "relation3377271179",
+				"maxSelect": 1,
+				"minSelect": 0,
+				"name": "system",
+				"presentable": false,
+				"required": true,
+				"system": false,
+				"type": "relation"
+			},
+			{
+				"autogeneratePattern": "[a-zA-Z9-9]{20}",
+				"hidden": false,
+				"id": "text1597481275",
+				"max": 255,
+				"min": 9,
+				"name": "token",
+				"pattern": "",
+				"presentable": false,
+				"primaryKey": false,
+				"required": true,
+				"system": false,
+				"type": "text"
+			},
+			{
+				"autogeneratePattern": "",
+				"hidden": false,
+				"id": "text4228609354",
+				"max": 255,
+				"min": 9,
+				"name": "fingerprint",
+				"pattern": "",
+				"presentable": false,
+				"primaryKey": false,
+				"required": false,
+				"system": false,
+				"type": "text"
+			},
+			{
+				"hidden": false,
+				"id": "autodate3332085495",
+				"name": "updated",
+				"onCreate": true,
+				"onUpdate": true,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			}
+		],
+		"indexes": [
+			"CREATE INDEX ` + "`" + `idx_p9qZlu26po` + "`" + ` ON ` + "`" + `fingerprints` + "`" + ` (` + "`" + `token` + "`" + `)",
+			"CREATE UNIQUE INDEX ` + "`" + `idx_ngboulGMYw` + "`" + ` ON ` + "`" + `fingerprints` + "`" + ` (` + "`" + `system` + "`" + `)"
+		],
+		"system": false
+	},
+	{
+		"id": "ej9oowivz8b2mht",
+		"listRule": "@request.auth.id != \"\"",
+		"viewRule": null,
+		"createRule": null,
+		"updateRule": null,
+		"deleteRule": null,
+		"name": "system_stats",
+		"type": "base",
+		"fields": [
+			{
+				"autogeneratePattern": "[a-z0-9]{15}",
+				"hidden": false,
+				"id": "text3208210256",
+				"max": 15,
+				"min": 15,
+				"name": "id",
+				"pattern": "^[a-z0-9]+$",
+				"presentable": false,
+				"primaryKey": true,
+				"required": true,
+				"system": true,
+				"type": "text"
+			},
+			{
+				"cascadeDelete": true,
+				"collectionId": "2hz5ncl8tizk5nx",
+				"hidden": false,
+				"id": "h9sg148r",
+				"maxSelect": 1,
+				"minSelect": 0,
+				"name": "system",
+				"presentable": false,
+				"required": true,
+				"system": false,
+				"type": "relation"
+			},
+			{
+				"hidden": false,
+				"id": "azftn0be",
+				"maxSize": 2000000,
+				"name": "stats",
+				"presentable": false,
+				"required": true,
+				"system": false,
+				"type": "json"
+			},
+			{
+				"hidden": false,
+				"id": "m1ekhli3",
+				"maxSelect": 1,
+				"name": "type",
+				"presentable": false,
+				"required": true,
+				"system": false,
+				"type": "select",
+				"values": [
+					"1m",
+					"10m",
+					"20m",
+					"120m",
+					"480m"
+				]
+			},
+			{
+				"hidden": false,
+				"id": "autodate2990389176",
+				"name": "created",
+				"onCreate": true,
+				"onUpdate": false,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			},
+			{
+				"hidden": false,
+				"id": "autodate3332085495",
+				"name": "updated",
+				"onCreate": true,
+				"onUpdate": true,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			}
+		],
+		"indexes": [
+			"CREATE INDEX ` + "`" + `idx_GxIee0j` + "`" + ` ON ` + "`" + `system_stats` + "`" + ` (\n  ` + "`" + `system` + "`" + `,\n  ` + "`" + `type` + "`" + `,\n  ` + "`" + `created` + "`" + `\n)"
+		],
+		"system": false
+	},
+	{
+		"id": "4afacsdnlu8q8r2",
+		"listRule": "@request.auth.id != \"\" && user.id = @request.auth.id",
+		"viewRule": null,
+		"createRule": "@request.auth.id != \"\" && user.id = @request.auth.id",
+		"updateRule": "@request.auth.id != \"\" && user.id = @request.auth.id",
+		"deleteRule": null,
+		"name": "user_settings",
+		"type": "base",
+		"fields": [
+			{
+				"autogeneratePattern": "[a-z0-9]{15}",
+				"hidden": false,
+				"id": "text3208210256",
+				"max": 15,
+				"min": 15,
+				"name": "id",
+				"pattern": "^[a-z0-9]+$",
+				"presentable": false,
+				"primaryKey": true,
+				"required": true,
+				"system": true,
+				"type": "text"
+			},
+			{
+				"cascadeDelete": true,
+				"collectionId": "_pb_users_auth_",
+				"hidden": false,
+				"id": "d5vztyxa",
+				"maxSelect": 1,
+				"minSelect": 0,
+				"name": "user",
+				"presentable": false,
+				"required": true,
+				"system": false,
+				"type": "relation"
+			},
+			{
+				"hidden": false,
+				"id": "xcx4qgqq",
+				"maxSize": 2000000,
+				"name": "settings",
+				"presentable": false,
+				"required": false,
+				"system": false,
+				"type": "json"
+			},
+			{
+				"hidden": false,
+				"id": "autodate2990389176",
+				"name": "created",
+				"onCreate": true,
+				"onUpdate": false,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			},
+			{
+				"hidden": false,
+				"id": "autodate3332085495",
+				"name": "updated",
+				"onCreate": true,
+				"onUpdate": true,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			}
+		],
+		"indexes": [
+			"CREATE UNIQUE INDEX ` + "`" + `idx_30Lwgf2` + "`" + ` ON ` + "`" + `user_settings` + "`" + ` (` + "`" + `user` + "`" + `)"
+		],
+		"system": false
+	},
+	{
+		"id": "2hz5ncl8tizk5nx",
+		"listRule": "@request.auth.id != \"\" && users.id ?= @request.auth.id",
+		"viewRule": "@request.auth.id != \"\" && users.id ?= @request.auth.id",
+		"createRule": "@request.auth.id != \"\" && users.id ?= @request.auth.id && @request.auth.role != \"readonly\"",
+		"updateRule": "@request.auth.id != \"\" && users.id ?= @request.auth.id && @request.auth.role != \"readonly\"",
+		"deleteRule": "@request.auth.id != \"\" && users.id ?= @request.auth.id && @request.auth.role != \"readonly\"",
+		"name": "systems",
+		"type": "base",
+		"fields": [
+			{
+				"autogeneratePattern": "[a-z0-9]{15}",
+				"hidden": false,
+				"id": "text3208210256",
+				"max": 15,
+				"min": 15,
+				"name": "id",
+				"pattern": "^[a-z0-9]+$",
+				"presentable": false,
+				"primaryKey": true,
+				"required": true,
+				"system": true,
+				"type": "text"
+			},
+			{
+				"autogeneratePattern": "",
+				"hidden": false,
+				"id": "7xloxkwk",
+				"max": 0,
+				"min": 0,
+				"name": "name",
+				"pattern": "",
+				"presentable": false,
+				"primaryKey": false,
+				"required": true,
+				"system": false,
+				"type": "text"
+			},
+			{
+				"hidden": false,
+				"id": "waj7seaf",
+				"maxSelect": 1,
+				"name": "status",
+				"presentable": false,
+				"required": false,
+				"system": false,
+				"type": "select",
+				"values": [
+					"up",
+					"down",
+					"paused",
+					"pending"
+				]
+			},
+			{
+				"autogeneratePattern": "",
+				"hidden": false,
+				"id": "ve781smf",
+				"max": 0,
+				"min": 0,
+				"name": "host",
+				"pattern": "",
+				"presentable": false,
+				"primaryKey": false,
+				"required": true,
+				"system": false,
+				"type": "text"
+			},
+			{
+				"autogeneratePattern": "",
+				"hidden": false,
+				"id": "pij0k2jk",
+				"max": 0,
+				"min": 0,
+				"name": "port",
+				"pattern": "",
+				"presentable": false,
+				"primaryKey": false,
+				"required": false,
+				"system": false,
+				"type": "text"
+			},
+			{
+				"hidden": false,
+				"id": "qoq64ntl",
+				"maxSize": 2000000,
+				"name": "info",
+				"presentable": false,
+				"required": false,
+				"system": false,
+				"type": "json"
+			},
+			{
+				"cascadeDelete": true,
+				"collectionId": "_pb_users_auth_",
+				"hidden": false,
+				"id": "jcarjnjj",
+				"maxSelect": 2147483647,
+				"minSelect": 0,
+				"name": "users",
+				"presentable": false,
+				"required": true,
+				"system": false,
+				"type": "relation"
+			},
+			{
+				"hidden": false,
+				"id": "autodate2990389176",
+				"name": "created",
+				"onCreate": true,
+				"onUpdate": false,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			},
+			{
+				"hidden": false,
+				"id": "autodate3332085495",
+				"name": "updated",
+				"onCreate": true,
+				"onUpdate": true,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			}
+		],
+		"indexes": [],
+		"system": false
+	},
+	{
+		"id": "_pb_users_auth_",
+		"listRule": "id = @request.auth.id",
+		"viewRule": "id = @request.auth.id",
+		"createRule": null,
+		"updateRule": null,
+		"deleteRule": null,
+		"name": "users",
+		"type": "auth",
+		"fields": [
+			{
+				"autogeneratePattern": "[a-z0-9]{15}",
+				"hidden": false,
+				"id": "text3208210256",
+				"max": 15,
+				"min": 15,
+				"name": "id",
+				"pattern": "^[a-z0-9]+$",
+				"presentable": false,
+				"primaryKey": true,
+				"required": true,
+				"system": true,
+				"type": "text"
+			},
+			{
+				"cost": 10,
+				"hidden": true,
+				"id": "password901924565",
+				"max": 0,
+				"min": 8,
+				"name": "password",
+				"pattern": "",
+				"presentable": false,
+				"required": true,
+				"system": true,
+				"type": "password"
+			},
+			{
+				"autogeneratePattern": "[a-zA-Z0-9_]{50}",
+				"hidden": true,
+				"id": "text2504183744",
+				"max": 60,
+				"min": 30,
+				"name": "tokenKey",
+				"pattern": "",
+				"presentable": false,
+				"primaryKey": false,
+				"required": true,
+				"system": true,
+				"type": "text"
+			},
+			{
+				"exceptDomains": null,
+				"hidden": false,
+				"id": "email3885137012",
+				"name": "email",
+				"onlyDomains": null,
+				"presentable": false,
+				"required": true,
+				"system": true,
+				"type": "email"
+			},
+			{
+				"hidden": false,
+				"id": "bool1547992806",
+				"name": "emailVisibility",
+				"presentable": false,
+				"required": false,
+				"system": true,
+				"type": "bool"
+			},
+			{
+				"hidden": false,
+				"id": "bool256245529",
+				"name": "verified",
+				"presentable": false,
+				"required": false,
+				"system": true,
+				"type": "bool"
+			},
+			{
+				"autogeneratePattern": "users[0-9]{6}",
+				"hidden": false,
+				"id": "text4166911607",
+				"max": 150,
+				"min": 3,
+				"name": "username",
+				"pattern": "^[\\w][\\w\\.\\-]*$",
+				"presentable": false,
+				"primaryKey": false,
+				"required": false,
+				"system": false,
+				"type": "text"
+			},
+			{
+				"hidden": false,
+				"id": "qkbp58ae",
+				"maxSelect": 1,
+				"name": "role",
+				"presentable": false,
+				"required": false,
+				"system": false,
+				"type": "select",
+				"values": [
+					"user",
+					"admin",
+					"readonly"
+				]
+			},
+			{
+				"hidden": false,
+				"id": "autodate2990389176",
+				"name": "created",
+				"onCreate": true,
+				"onUpdate": false,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			},
+			{
+				"hidden": false,
+				"id": "autodate3332085495",
+				"name": "updated",
+				"onCreate": true,
+				"onUpdate": true,
+				"presentable": false,
+				"system": false,
+				"type": "autodate"
+			}
+		],
+		"indexes": [
+			"CREATE UNIQUE INDEX ` + "`" + `__pb_users_auth__username_idx` + "`" + ` ON ` + "`" + `users` + "`" + ` (username COLLATE NOCASE)",
+			"CREATE UNIQUE INDEX ` + "`" + `__pb_users_auth__email_idx` + "`" + ` ON ` + "`" + `users` + "`" + ` (` + "`" + `email` + "`" + `) WHERE ` + "`" + `email` + "`" + ` != ''",
+			"CREATE UNIQUE INDEX ` + "`" + `__pb_users_auth__tokenKey_idx` + "`" + ` ON ` + "`" + `users` + "`" + ` (` + "`" + `tokenKey` + "`" + `)"
+		],
+		"system": false,
+		"authRule": "verified=true",
+		"manageRule": null
+	}
+]`
+
+		err := app.ImportCollectionsByMarshaledJSON([]byte(jsonData), false)
+		if err != nil {
+			return err
+		}
+
+		// Get all systems that don't have fingerprint records
+		var systemIds []string
+		err = app.DB().NewQuery(`
+			SELECT s.id FROM systems s
+			LEFT JOIN fingerprints f ON s.id = f.system
+			WHERE f.system IS NULL
+		`).Column(&systemIds)
+		if err != nil {
+			return err
+		}
+		// Create fingerprint records with unique UUID tokens for each system
+		for _, systemId := range systemIds {
+			token := uuid.New().String()
+			_, err = app.DB().NewQuery(`
+				INSERT INTO fingerprints (system, token)
+				VALUES ({:system}, {:token})
+			`).Bind(map[string]any{
+				"system": systemId,
+				"token":  token,
+			}).Execute()
+			if err != nil {
+				return err
+			}
+		}
+
+		return nil
+	}, func(app core.App) error {
+		return nil
+	})
+}

src/migrations/initial-settings.go

@@ -0,0 +1,71 @@
+package migrations
+
+import (
+	"os"
+
+	"github.com/pocketbase/pocketbase/core"
+	m "github.com/pocketbase/pocketbase/migrations"
+)
+
+const (
+	TempAdminEmail = "_@b.b"
+)
+
+func init() {
+	m.Register(func(app core.App) error {
+		// initial settings
+		settings := app.Settings()
+		settings.Meta.AppName = "Beszel"
+		settings.Meta.HideControls = true
+		settings.Logs.MinLevel = 4
+		if err := app.Save(settings); err != nil {
+			return err
+		}
+
+		// create superuser
+		superuserCollection, _ := app.FindCollectionByNameOrId(core.CollectionNameSuperusers)
+		superUser := core.NewRecord(superuserCollection)
+
+		// set email
+		email, _ := GetEnv("USER_EMAIL")
+		password, _ := GetEnv("USER_PASSWORD")
+		didProvideUserDetails := email != "" && password != ""
+
+		// set superuser email
+		if email == "" {
+			email = TempAdminEmail
+		}
+		superUser.SetEmail(email)
+
+		// set superuser password
+		if password != "" {
+			superUser.SetPassword(password)
+		} else {
+			superUser.SetRandomPassword()
+		}
+
+		// if user details are provided, we create a regular user as well
+		if didProvideUserDetails {
+			usersCollection, _ := app.FindCollectionByNameOrId("users")
+			user := core.NewRecord(usersCollection)
+			user.SetEmail(email)
+			user.SetPassword(password)
+			user.SetVerified(true)
+			err := app.Save(user)
+			if err != nil {
+				return err
+			}
+		}
+
+		return app.Save(superUser)
+	}, nil)
+}
+
+// GetEnv retrieves an environment variable with a "BESZEL_HUB_" prefix, or falls back to the unprefixed key.
+func GetEnv(key string) (value string, exists bool) {
+	if value, exists = os.LookupEnv("BESZEL_HUB_" + key); exists {
+		return value, exists
+	}
+	// Fallback to the old unprefixed key
+	return os.LookupEnv(key)
+}

src/records/records.go

@@ -0,0 +1,463 @@
+// Package records handles creating longer records and deleting old records.
+package records
+
+import (
+	"encoding/json"
+	"fmt"
+	"log"
+	"math"
+	"strings"
+	"time"
+
+	"github.com/henrygd/beszel/src/entities/container"
+	"github.com/henrygd/beszel/src/entities/system"
+
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/core"
+)
+
+type RecordManager struct {
+	app core.App
+}
+
+type LongerRecordData struct {
+	shorterType        string
+	longerType         string
+	longerTimeDuration time.Duration
+	minShorterRecords  int
+}
+
+type RecordIds []struct {
+	Id string `db:"id"`
+}
+
+func NewRecordManager(app core.App) *RecordManager {
+	return &RecordManager{app}
+}
+
+type StatsRecord struct {
+	Stats []byte `db:"stats"`
+}
+
+// global variables for reusing allocations
+var (
+	statsRecord    StatsRecord
+	containerStats []container.Stats
+	sumStats       system.Stats
+	tempStats      system.Stats
+	queryParams    = make(dbx.Params, 1)
+	containerSums  = make(map[string]*container.Stats)
+)
+
+// Create longer records by averaging shorter records
+func (rm *RecordManager) CreateLongerRecords() {
+	// start := time.Now()
+	longerRecordData := []LongerRecordData{
+		{
+			shorterType: "1m",
+			// change to 9 from 10 to allow edge case timing or short pauses
+			minShorterRecords:  9,
+			longerType:         "10m",
+			longerTimeDuration: -10 * time.Minute,
+		},
+		{
+			shorterType:        "10m",
+			minShorterRecords:  2,
+			longerType:         "20m",
+			longerTimeDuration: -20 * time.Minute,
+		},
+		{
+			shorterType:        "20m",
+			minShorterRecords:  6,
+			longerType:         "120m",
+			longerTimeDuration: -120 * time.Minute,
+		},
+		{
+			shorterType:        "120m",
+			minShorterRecords:  4,
+			longerType:         "480m",
+			longerTimeDuration: -480 * time.Minute,
+		},
+	}
+	// wrap the operations in a transaction
+	rm.app.RunInTransaction(func(txApp core.App) error {
+		var err error
+		collections := [2]*core.Collection{}
+		collections[0], err = txApp.FindCachedCollectionByNameOrId("system_stats")
+		if err != nil {
+			return err
+		}
+		collections[1], err = txApp.FindCachedCollectionByNameOrId("container_stats")
+		if err != nil {
+			return err
+		}
+		var systems RecordIds
+		db := txApp.DB()
+
+		db.NewQuery("SELECT id FROM systems WHERE status='up'").All(&systems)
+
+		// loop through all active systems, time periods, and collections
+		for _, system := range systems {
+			// log.Println("processing system", system.GetString("name"))
+			for i := range longerRecordData {
+				recordData := longerRecordData[i]
+				// log.Println("processing longer record type", recordData.longerType)
+				// add one minute padding for longer records because they are created slightly later than the job start time
+				longerRecordPeriod := time.Now().UTC().Add(recordData.longerTimeDuration + time.Minute)
+				// shorter records are created independently of longer records, so we shouldn't need to add padding
+				shorterRecordPeriod := time.Now().UTC().Add(recordData.longerTimeDuration)
+				// loop through both collections
+				for _, collection := range collections {
+					// check creation time of last longer record if not 10m, since 10m is created every run
+					if recordData.longerType != "10m" {
+						count, err := txApp.CountRecords(
+							collection.Id,
+							dbx.NewExp(
+								"system = {:system} AND type = {:type} AND created > {:created}",
+								dbx.Params{"type": recordData.longerType, "system": system.Id, "created": longerRecordPeriod},
+							),
+						)
+						// continue if longer record exists
+						if err != nil || count > 0 {
+							continue
+						}
+					}
+					// get shorter records from the past x minutes
+					var recordIds RecordIds
+
+					err := txApp.DB().
+						Select("id").
+						From(collection.Name).
+						AndWhere(dbx.NewExp(
+							"system={:system} AND type={:type} AND created > {:created}",
+							dbx.Params{
+								"type":    recordData.shorterType,
+								"system":  system.Id,
+								"created": shorterRecordPeriod,
+							},
+						)).
+						All(&recordIds)
+
+					// continue if not enough shorter records
+					if err != nil || len(recordIds) < recordData.minShorterRecords {
+						continue
+					}
+					// average the shorter records and create longer record
+					longerRecord := core.NewRecord(collection)
+					longerRecord.Set("system", system.Id)
+					longerRecord.Set("type", recordData.longerType)
+					switch collection.Name {
+					case "system_stats":
+						longerRecord.Set("stats", rm.AverageSystemStats(db, recordIds))
+					case "container_stats":
+
+						longerRecord.Set("stats", rm.AverageContainerStats(db, recordIds))
+					}
+					if err := txApp.SaveNoValidate(longerRecord); err != nil {
+						log.Println("failed to save longer record", "err", err)
+					}
+				}
+			}
+		}
+
+		return nil
+	})
+
+	statsRecord.Stats = statsRecord.Stats[:0]
+
+	// log.Println("finished creating longer records", "time (ms)", time.Since(start).Milliseconds())
+}
+
+// Calculate the average stats of a list of system_stats records without reflect
+func (rm *RecordManager) AverageSystemStats(db dbx.Builder, records RecordIds) *system.Stats {
+	// Clear/reset global structs for reuse
+	sumStats = system.Stats{}
+	tempStats = system.Stats{}
+	sum := &sumStats
+	stats := &tempStats
+	// necessary because uint8 is not big enough for the sum
+	batterySum := 0
+
+	count := float64(len(records))
+	tempCount := float64(0)
+
+	// Accumulate totals
+	for _, record := range records {
+		id := record.Id
+		// clear global statsRecord for reuse
+		statsRecord.Stats = statsRecord.Stats[:0]
+
+		queryParams["id"] = id
+		db.NewQuery("SELECT stats FROM system_stats WHERE id = {:id}").Bind(queryParams).One(&statsRecord)
+		if err := json.Unmarshal(statsRecord.Stats, stats); err != nil {
+			continue
+		}
+
+		sum.Cpu += stats.Cpu
+		sum.Mem += stats.Mem
+		sum.MemUsed += stats.MemUsed
+		sum.MemPct += stats.MemPct
+		sum.MemBuffCache += stats.MemBuffCache
+		sum.MemZfsArc += stats.MemZfsArc
+		sum.Swap += stats.Swap
+		sum.SwapUsed += stats.SwapUsed
+		sum.DiskTotal += stats.DiskTotal
+		sum.DiskUsed += stats.DiskUsed
+		sum.DiskPct += stats.DiskPct
+		sum.DiskReadPs += stats.DiskReadPs
+		sum.DiskWritePs += stats.DiskWritePs
+		sum.NetworkSent += stats.NetworkSent
+		sum.NetworkRecv += stats.NetworkRecv
+		sum.LoadAvg[0] += stats.LoadAvg[0]
+		sum.LoadAvg[1] += stats.LoadAvg[1]
+		sum.LoadAvg[2] += stats.LoadAvg[2]
+		sum.Bandwidth[0] += stats.Bandwidth[0]
+		sum.Bandwidth[1] += stats.Bandwidth[1]
+		batterySum += int(stats.Battery[0])
+		sum.Battery[1] = stats.Battery[1]
+		// Set peak values
+		sum.MaxCpu = max(sum.MaxCpu, stats.MaxCpu, stats.Cpu)
+		sum.MaxMem = max(sum.MaxMem, stats.MaxMem, stats.MemUsed)
+		sum.MaxNetworkSent = max(sum.MaxNetworkSent, stats.MaxNetworkSent, stats.NetworkSent)
+		sum.MaxNetworkRecv = max(sum.MaxNetworkRecv, stats.MaxNetworkRecv, stats.NetworkRecv)
+		sum.MaxDiskReadPs = max(sum.MaxDiskReadPs, stats.MaxDiskReadPs, stats.DiskReadPs)
+		sum.MaxDiskWritePs = max(sum.MaxDiskWritePs, stats.MaxDiskWritePs, stats.DiskWritePs)
+		sum.MaxBandwidth[0] = max(sum.MaxBandwidth[0], stats.MaxBandwidth[0], stats.Bandwidth[0])
+		sum.MaxBandwidth[1] = max(sum.MaxBandwidth[1], stats.MaxBandwidth[1], stats.Bandwidth[1])
+
+		// Accumulate temperatures
+		if stats.Temperatures != nil {
+			if sum.Temperatures == nil {
+				sum.Temperatures = make(map[string]float64, len(stats.Temperatures))
+			}
+			tempCount++
+			for key, value := range stats.Temperatures {
+				sum.Temperatures[key] += value
+			}
+		}
+
+		// Accumulate extra filesystem stats
+		if stats.ExtraFs != nil {
+			if sum.ExtraFs == nil {
+				sum.ExtraFs = make(map[string]*system.FsStats, len(stats.ExtraFs))
+			}
+			for key, value := range stats.ExtraFs {
+				if _, ok := sum.ExtraFs[key]; !ok {
+					sum.ExtraFs[key] = &system.FsStats{}
+				}
+				fs := sum.ExtraFs[key]
+				fs.DiskTotal += value.DiskTotal
+				fs.DiskUsed += value.DiskUsed
+				fs.DiskWritePs += value.DiskWritePs
+				fs.DiskReadPs += value.DiskReadPs
+				fs.MaxDiskReadPS = max(fs.MaxDiskReadPS, value.MaxDiskReadPS, value.DiskReadPs)
+				fs.MaxDiskWritePS = max(fs.MaxDiskWritePS, value.MaxDiskWritePS, value.DiskWritePs)
+			}
+		}
+
+		// Accumulate GPU data
+		if stats.GPUData != nil {
+			if sum.GPUData == nil {
+				sum.GPUData = make(map[string]system.GPUData, len(stats.GPUData))
+			}
+			for id, value := range stats.GPUData {
+				gpu, ok := sum.GPUData[id]
+				if !ok {
+					gpu = system.GPUData{Name: value.Name}
+				}
+				gpu.Temperature += value.Temperature
+				gpu.MemoryUsed += value.MemoryUsed
+				gpu.MemoryTotal += value.MemoryTotal
+				gpu.Usage += value.Usage
+				gpu.Power += value.Power
+				gpu.Count += value.Count
+				sum.GPUData[id] = gpu
+			}
+		}
+	}
+
+	// Compute averages in place
+	if count > 0 {
+		sum.Cpu = twoDecimals(sum.Cpu / count)
+		sum.Mem = twoDecimals(sum.Mem / count)
+		sum.MemUsed = twoDecimals(sum.MemUsed / count)
+		sum.MemPct = twoDecimals(sum.MemPct / count)
+		sum.MemBuffCache = twoDecimals(sum.MemBuffCache / count)
+		sum.MemZfsArc = twoDecimals(sum.MemZfsArc / count)
+		sum.Swap = twoDecimals(sum.Swap / count)
+		sum.SwapUsed = twoDecimals(sum.SwapUsed / count)
+		sum.DiskTotal = twoDecimals(sum.DiskTotal / count)
+		sum.DiskUsed = twoDecimals(sum.DiskUsed / count)
+		sum.DiskPct = twoDecimals(sum.DiskPct / count)
+		sum.DiskReadPs = twoDecimals(sum.DiskReadPs / count)
+		sum.DiskWritePs = twoDecimals(sum.DiskWritePs / count)
+		sum.NetworkSent = twoDecimals(sum.NetworkSent / count)
+		sum.NetworkRecv = twoDecimals(sum.NetworkRecv / count)
+		sum.LoadAvg[0] = twoDecimals(sum.LoadAvg[0] / count)
+		sum.LoadAvg[1] = twoDecimals(sum.LoadAvg[1] / count)
+		sum.LoadAvg[2] = twoDecimals(sum.LoadAvg[2] / count)
+		sum.Bandwidth[0] = sum.Bandwidth[0] / uint64(count)
+		sum.Bandwidth[1] = sum.Bandwidth[1] / uint64(count)
+		sum.Battery[0] = uint8(batterySum / int(count))
+		// Average temperatures
+		if sum.Temperatures != nil && tempCount > 0 {
+			for key := range sum.Temperatures {
+				sum.Temperatures[key] = twoDecimals(sum.Temperatures[key] / tempCount)
+			}
+		}
+
+		// Average extra filesystem stats
+		if sum.ExtraFs != nil {
+			for key := range sum.ExtraFs {
+				fs := sum.ExtraFs[key]
+				fs.DiskTotal = twoDecimals(fs.DiskTotal / count)
+				fs.DiskUsed = twoDecimals(fs.DiskUsed / count)
+				fs.DiskWritePs = twoDecimals(fs.DiskWritePs / count)
+				fs.DiskReadPs = twoDecimals(fs.DiskReadPs / count)
+			}
+		}
+
+		// Average GPU data
+		if sum.GPUData != nil {
+			for id := range sum.GPUData {
+				gpu := sum.GPUData[id]
+				gpu.Temperature = twoDecimals(gpu.Temperature / count)
+				gpu.MemoryUsed = twoDecimals(gpu.MemoryUsed / count)
+				gpu.MemoryTotal = twoDecimals(gpu.MemoryTotal / count)
+				gpu.Usage = twoDecimals(gpu.Usage / count)
+				gpu.Power = twoDecimals(gpu.Power / count)
+				gpu.Count = twoDecimals(gpu.Count / count)
+				sum.GPUData[id] = gpu
+			}
+		}
+	}
+
+	return sum
+}
+
+// Calculate the average stats of a list of container_stats records
+func (rm *RecordManager) AverageContainerStats(db dbx.Builder, records RecordIds) []container.Stats {
+	// Clear global map for reuse
+	for k := range containerSums {
+		delete(containerSums, k)
+	}
+	sums := containerSums
+	count := float64(len(records))
+
+	for i := range records {
+		id := records[i].Id
+		// clear global statsRecord and containerStats for reuse
+		statsRecord.Stats = statsRecord.Stats[:0]
+		containerStats = containerStats[:0]
+
+		queryParams["id"] = id
+		db.NewQuery("SELECT stats FROM container_stats WHERE id = {:id}").Bind(queryParams).One(&statsRecord)
+
+		if err := json.Unmarshal(statsRecord.Stats, &containerStats); err != nil {
+			return []container.Stats{}
+		}
+		for i := range containerStats {
+			stat := containerStats[i]
+			if _, ok := sums[stat.Name]; !ok {
+				sums[stat.Name] = &container.Stats{Name: stat.Name}
+			}
+			sums[stat.Name].Cpu += stat.Cpu
+			sums[stat.Name].Mem += stat.Mem
+			sums[stat.Name].NetworkSent += stat.NetworkSent
+			sums[stat.Name].NetworkRecv += stat.NetworkRecv
+		}
+	}
+
+	result := make([]container.Stats, 0, len(sums))
+	for _, value := range sums {
+		result = append(result, container.Stats{
+			Name:        value.Name,
+			Cpu:         twoDecimals(value.Cpu / count),
+			Mem:         twoDecimals(value.Mem / count),
+			NetworkSent: twoDecimals(value.NetworkSent / count),
+			NetworkRecv: twoDecimals(value.NetworkRecv / count),
+		})
+	}
+	return result
+}
+
+// Delete old records
+func (rm *RecordManager) DeleteOldRecords() {
+	rm.app.RunInTransaction(func(txApp core.App) error {
+		err := deleteOldSystemStats(txApp)
+		if err != nil {
+			return err
+		}
+		err = deleteOldAlertsHistory(txApp, 200, 250)
+		if err != nil {
+			return err
+		}
+		return nil
+	})
+}
+
+// Delete old alerts history records
+func deleteOldAlertsHistory(app core.App, countToKeep, countBeforeDeletion int) error {
+	db := app.DB()
+	var users []struct {
+		Id string `db:"user"`
+	}
+	err := db.NewQuery("SELECT user, COUNT(*) as count FROM alerts_history GROUP BY user HAVING count > {:countBeforeDeletion}").Bind(dbx.Params{"countBeforeDeletion": countBeforeDeletion}).All(&users)
+	if err != nil {
+		return err
+	}
+	for _, user := range users {
+		_, err = db.NewQuery("DELETE FROM alerts_history WHERE user = {:user} AND id NOT IN (SELECT id FROM alerts_history WHERE user = {:user} ORDER BY created DESC LIMIT {:countToKeep})").Bind(dbx.Params{"user": user.Id, "countToKeep": countToKeep}).Execute()
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// Deletes system_stats records older than what is displayed in the UI
+func deleteOldSystemStats(app core.App) error {
+	// Collections to process
+	collections := [2]string{"system_stats", "container_stats"}
+
+	// Record types and their retention periods
+	type RecordDeletionData struct {
+		recordType string
+		retention  time.Duration
+	}
+	recordData := []RecordDeletionData{
+		{recordType: "1m", retention: time.Hour},             // 1 hour
+		{recordType: "10m", retention: 12 * time.Hour},       // 12 hours
+		{recordType: "20m", retention: 24 * time.Hour},       // 1 day
+		{recordType: "120m", retention: 7 * 24 * time.Hour},  // 7 days
+		{recordType: "480m", retention: 30 * 24 * time.Hour}, // 30 days
+	}
+
+	now := time.Now().UTC()
+
+	for _, collection := range collections {
+		// Build the WHERE clause
+		var conditionParts []string
+		var params dbx.Params = make(map[string]any)
+		for i := range recordData {
+			rd := recordData[i]
+			// Create parameterized condition for this record type
+			dateParam := fmt.Sprintf("date%d", i)
+			conditionParts = append(conditionParts, fmt.Sprintf("(type = '%s' AND created < {:%s})", rd.recordType, dateParam))
+			params[dateParam] = now.Add(-rd.retention)
+		}
+		// Combine conditions with OR
+		conditionStr := strings.Join(conditionParts, " OR ")
+		// Construct and execute the full raw query
+		rawQuery := fmt.Sprintf("DELETE FROM %s WHERE %s", collection, conditionStr)
+		if _, err := app.DB().NewQuery(rawQuery).Bind(params).Execute(); err != nil {
+			return fmt.Errorf("failed to delete from %s: %v", collection, err)
+		}
+	}
+	return nil
+}
+
+/* Round float to two decimals */
+func twoDecimals(value float64) float64 {
+	return math.Round(value*100) / 100
+}

src/records/records_test.go

@@ -0,0 +1,382 @@
+//go:build testing
+// +build testing
+
+package records_test
+
+import (
+	"fmt"
+	"testing"
+	"time"
+
+	"github.com/henrygd/beszel/src/records"
+	"github.com/henrygd/beszel/src/tests"
+
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/core"
+	"github.com/pocketbase/pocketbase/tools/types"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+// TestDeleteOldRecords tests the main DeleteOldRecords function
+func TestDeleteOldRecords(t *testing.T) {
+	hub, err := tests.NewTestHub(t.TempDir())
+	require.NoError(t, err)
+	defer hub.Cleanup()
+
+	rm := records.NewRecordManager(hub)
+
+	// Create test user for alerts history
+	user, err := tests.CreateUser(hub, "test@example.com", "testtesttest")
+	require.NoError(t, err)
+
+	// Create test system
+	system, err := tests.CreateRecord(hub, "systems", map[string]any{
+		"name":   "test-system",
+		"host":   "localhost",
+		"port":   "45876",
+		"status": "up",
+		"users":  []string{user.Id},
+	})
+	require.NoError(t, err)
+
+	now := time.Now()
+
+	// Create old system_stats records that should be deleted
+	var record *core.Record
+	record, err = tests.CreateRecord(hub, "system_stats", map[string]any{
+		"system": system.Id,
+		"type":   "1m",
+		"stats":  `{"cpu": 50.0, "mem": 1024}`,
+	})
+	require.NoError(t, err)
+	// created is autodate field, so we need to set it manually
+	record.SetRaw("created", now.UTC().Add(-2*time.Hour).Format(types.DefaultDateLayout))
+	err = hub.SaveNoValidate(record)
+	require.NoError(t, err)
+	require.NotNil(t, record)
+	require.InDelta(t, record.GetDateTime("created").Time().UTC().Unix(), now.UTC().Add(-2*time.Hour).Unix(), 1)
+	require.Equal(t, record.Get("system"), system.Id)
+	require.Equal(t, record.Get("type"), "1m")
+
+	// Create recent system_stats record that should be kept
+	_, err = tests.CreateRecord(hub, "system_stats", map[string]any{
+		"system":  system.Id,
+		"type":    "1m",
+		"stats":   `{"cpu": 30.0, "mem": 512}`,
+		"created": now.Add(-30 * time.Minute), // 30 minutes old, should be kept
+	})
+	require.NoError(t, err)
+
+	// Create many alerts history records to trigger deletion
+	for i := range 260 { // More than countBeforeDeletion (250)
+		_, err = tests.CreateRecord(hub, "alerts_history", map[string]any{
+			"user":    user.Id,
+			"name":    "CPU",
+			"value":   i + 1,
+			"system":  system.Id,
+			"created": now.Add(-time.Duration(i) * time.Minute),
+		})
+		require.NoError(t, err)
+	}
+
+	// Count records before deletion
+	systemStatsCountBefore, err := hub.CountRecords("system_stats")
+	require.NoError(t, err)
+	alertsCountBefore, err := hub.CountRecords("alerts_history")
+	require.NoError(t, err)
+
+	// Run deletion
+	rm.DeleteOldRecords()
+
+	// Count records after deletion
+	systemStatsCountAfter, err := hub.CountRecords("system_stats")
+	require.NoError(t, err)
+	alertsCountAfter, err := hub.CountRecords("alerts_history")
+	require.NoError(t, err)
+
+	// Verify old system stats were deleted
+	assert.Less(t, systemStatsCountAfter, systemStatsCountBefore, "Old system stats should be deleted")
+
+	// Verify alerts history was trimmed
+	assert.Less(t, alertsCountAfter, alertsCountBefore, "Excessive alerts history should be deleted")
+	assert.Equal(t, alertsCountAfter, int64(200), "Alerts count should be equal to countToKeep (200)")
+}
+
+// TestDeleteOldSystemStats tests the deleteOldSystemStats function
+func TestDeleteOldSystemStats(t *testing.T) {
+	hub, err := tests.NewTestHub(t.TempDir())
+	require.NoError(t, err)
+	defer hub.Cleanup()
+
+	// Create test system
+	user, err := tests.CreateUser(hub, "test@example.com", "testtesttest")
+	require.NoError(t, err)
+
+	system, err := tests.CreateRecord(hub, "systems", map[string]any{
+		"name":   "test-system",
+		"host":   "localhost",
+		"port":   "45876",
+		"status": "up",
+		"users":  []string{user.Id},
+	})
+	require.NoError(t, err)
+
+	now := time.Now().UTC()
+
+	// Test data for different record types and their retention periods
+	testCases := []struct {
+		recordType   string
+		retention    time.Duration
+		shouldBeKept bool
+		ageFromNow   time.Duration
+		description  string
+	}{
+		{"1m", time.Hour, true, 30 * time.Minute, "1m record within 1 hour should be kept"},
+		{"1m", time.Hour, false, 2 * time.Hour, "1m record older than 1 hour should be deleted"},
+		{"10m", 12 * time.Hour, true, 6 * time.Hour, "10m record within 12 hours should be kept"},
+		{"10m", 12 * time.Hour, false, 24 * time.Hour, "10m record older than 12 hours should be deleted"},
+		{"20m", 24 * time.Hour, true, 12 * time.Hour, "20m record within 24 hours should be kept"},
+		{"20m", 24 * time.Hour, false, 48 * time.Hour, "20m record older than 24 hours should be deleted"},
+		{"120m", 7 * 24 * time.Hour, true, 3 * 24 * time.Hour, "120m record within 7 days should be kept"},
+		{"120m", 7 * 24 * time.Hour, false, 10 * 24 * time.Hour, "120m record older than 7 days should be deleted"},
+		{"480m", 30 * 24 * time.Hour, true, 15 * 24 * time.Hour, "480m record within 30 days should be kept"},
+		{"480m", 30 * 24 * time.Hour, false, 45 * 24 * time.Hour, "480m record older than 30 days should be deleted"},
+	}
+
+	// Create test records for both system_stats and container_stats
+	collections := []string{"system_stats", "container_stats"}
+	recordIds := make(map[string][]string)
+
+	for _, collection := range collections {
+		recordIds[collection] = make([]string, 0)
+
+		for i, tc := range testCases {
+			recordTime := now.Add(-tc.ageFromNow)
+
+			var stats string
+			if collection == "system_stats" {
+				stats = fmt.Sprintf(`{"cpu": %d.0, "mem": %d}`, i*10, i*100)
+			} else {
+				stats = fmt.Sprintf(`[{"name": "container%d", "cpu": %d.0, "mem": %d}]`, i, i*5, i*50)
+			}
+
+			record, err := tests.CreateRecord(hub, collection, map[string]any{
+				"system": system.Id,
+				"type":   tc.recordType,
+				"stats":  stats,
+			})
+			require.NoError(t, err)
+			record.SetRaw("created", recordTime.Format(types.DefaultDateLayout))
+			err = hub.SaveNoValidate(record)
+			require.NoError(t, err)
+			recordIds[collection] = append(recordIds[collection], record.Id)
+		}
+	}
+
+	// Run deletion
+	err = records.TestDeleteOldSystemStats(hub)
+	require.NoError(t, err)
+
+	// Verify results
+	for _, collection := range collections {
+		for i, tc := range testCases {
+			recordId := recordIds[collection][i]
+
+			// Try to find the record
+			_, err := hub.FindRecordById(collection, recordId)
+
+			if tc.shouldBeKept {
+				assert.NoError(t, err, "Record should exist: %s", tc.description)
+			} else {
+				assert.Error(t, err, "Record should be deleted: %s", tc.description)
+			}
+		}
+	}
+}
+
+// TestDeleteOldAlertsHistory tests the deleteOldAlertsHistory function
+func TestDeleteOldAlertsHistory(t *testing.T) {
+	hub, err := tests.NewTestHub(t.TempDir())
+	require.NoError(t, err)
+	defer hub.Cleanup()
+
+	// Create test users
+	user1, err := tests.CreateUser(hub, "user1@example.com", "testtesttest")
+	require.NoError(t, err)
+
+	user2, err := tests.CreateUser(hub, "user2@example.com", "testtesttest")
+	require.NoError(t, err)
+
+	system, err := tests.CreateRecord(hub, "systems", map[string]any{
+		"name":   "test-system",
+		"host":   "localhost",
+		"port":   "45876",
+		"status": "up",
+		"users":  []string{user1.Id, user2.Id},
+	})
+	require.NoError(t, err)
+	now := time.Now().UTC()
+
+	testCases := []struct {
+		name                  string
+		user                  *core.Record
+		alertCount            int
+		countToKeep           int
+		countBeforeDeletion   int
+		expectedAfterDeletion int
+		description           string
+	}{
+		{
+			name:                  "User with few alerts (below threshold)",
+			user:                  user1,
+			alertCount:            100,
+			countToKeep:           50,
+			countBeforeDeletion:   150,
+			expectedAfterDeletion: 100, // No deletion because below threshold
+			description:           "User with alerts below countBeforeDeletion should not have any deleted",
+		},
+		{
+			name:                  "User with many alerts (above threshold)",
+			user:                  user2,
+			alertCount:            300,
+			countToKeep:           100,
+			countBeforeDeletion:   200,
+			expectedAfterDeletion: 100, // Should be trimmed to countToKeep
+			description:           "User with alerts above countBeforeDeletion should be trimmed to countToKeep",
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			// Create alerts for this user
+			for i := 0; i < tc.alertCount; i++ {
+				_, err := tests.CreateRecord(hub, "alerts_history", map[string]any{
+					"user":    tc.user.Id,
+					"name":    "CPU",
+					"value":   i + 1,
+					"system":  system.Id,
+					"created": now.Add(-time.Duration(i) * time.Minute),
+				})
+				require.NoError(t, err)
+			}
+
+			// Count before deletion
+			countBefore, err := hub.CountRecords("alerts_history",
+				dbx.NewExp("user = {:user}", dbx.Params{"user": tc.user.Id}))
+			require.NoError(t, err)
+			assert.Equal(t, int64(tc.alertCount), countBefore, "Initial count should match")
+
+			// Run deletion
+			err = records.TestDeleteOldAlertsHistory(hub, tc.countToKeep, tc.countBeforeDeletion)
+			require.NoError(t, err)
+
+			// Count after deletion
+			countAfter, err := hub.CountRecords("alerts_history",
+				dbx.NewExp("user = {:user}", dbx.Params{"user": tc.user.Id}))
+			require.NoError(t, err)
+
+			assert.Equal(t, int64(tc.expectedAfterDeletion), countAfter, tc.description)
+
+			// If deletion occurred, verify the most recent records were kept
+			if tc.expectedAfterDeletion < tc.alertCount {
+				records, err := hub.FindRecordsByFilter("alerts_history",
+					"user = {:user}",
+					"-created", // Order by created DESC
+					tc.countToKeep,
+					0,
+					map[string]any{"user": tc.user.Id})
+				require.NoError(t, err)
+				assert.Len(t, records, tc.expectedAfterDeletion, "Should have exactly countToKeep records")
+
+				// Verify records are in descending order by created time
+				for i := 1; i < len(records); i++ {
+					prev := records[i-1].GetDateTime("created").Time()
+					curr := records[i].GetDateTime("created").Time()
+					assert.True(t, prev.After(curr) || prev.Equal(curr),
+						"Records should be ordered by created time (newest first)")
+				}
+			}
+		})
+	}
+}
+
+// TestDeleteOldAlertsHistoryEdgeCases tests edge cases for alerts history deletion
+func TestDeleteOldAlertsHistoryEdgeCases(t *testing.T) {
+	hub, err := tests.NewTestHub(t.TempDir())
+	require.NoError(t, err)
+	defer hub.Cleanup()
+
+	t.Run("No users with excessive alerts", func(t *testing.T) {
+		// Create user with few alerts
+		user, err := tests.CreateUser(hub, "few@example.com", "testtesttest")
+		require.NoError(t, err)
+
+		system, err := tests.CreateRecord(hub, "systems", map[string]any{
+			"name":   "test-system",
+			"host":   "localhost",
+			"port":   "45876",
+			"status": "up",
+			"users":  []string{user.Id},
+		})
+
+		// Create only 5 alerts (well below threshold)
+		for i := range 5 {
+			_, err := tests.CreateRecord(hub, "alerts_history", map[string]any{
+				"user":   user.Id,
+				"name":   "CPU",
+				"value":  i + 1,
+				"system": system.Id,
+			})
+			require.NoError(t, err)
+		}
+
+		// Should not error and should not delete anything
+		err = records.TestDeleteOldAlertsHistory(hub, 10, 20)
+		require.NoError(t, err)
+
+		count, err := hub.CountRecords("alerts_history")
+		require.NoError(t, err)
+		assert.Equal(t, int64(5), count, "All alerts should remain")
+	})
+
+	t.Run("Empty alerts_history table", func(t *testing.T) {
+		// Clear any existing alerts
+		_, err := hub.DB().NewQuery("DELETE FROM alerts_history").Execute()
+		require.NoError(t, err)
+
+		// Should not error with empty table
+		err = records.TestDeleteOldAlertsHistory(hub, 10, 20)
+		require.NoError(t, err)
+	})
+}
+
+// TestRecordManagerCreation tests RecordManager creation
+func TestRecordManagerCreation(t *testing.T) {
+	hub, err := tests.NewTestHub(t.TempDir())
+	require.NoError(t, err)
+	defer hub.Cleanup()
+
+	rm := records.NewRecordManager(hub)
+	assert.NotNil(t, rm, "RecordManager should not be nil")
+}
+
+// TestTwoDecimals tests the twoDecimals helper function
+func TestTwoDecimals(t *testing.T) {
+	testCases := []struct {
+		input    float64
+		expected float64
+	}{
+		{1.234567, 1.23},
+		{1.235, 1.24}, // Should round up
+		{1.0, 1.0},
+		{0.0, 0.0},
+		{-1.234567, -1.23},
+		{-1.235, -1.23}, // Negative rounding
+	}
+
+	for _, tc := range testCases {
+		result := records.TestTwoDecimals(tc.input)
+		assert.InDelta(t, tc.expected, result, 0.02, "twoDecimals(%f) should equal %f", tc.input, tc.expected)
+	}
+}

src/records/records_test_helpers.go

@@ -0,0 +1,23 @@
+//go:build testing
+// +build testing
+
+package records
+
+import (
+	"github.com/pocketbase/pocketbase/core"
+)
+
+// TestDeleteOldSystemStats exposes deleteOldSystemStats for testing
+func TestDeleteOldSystemStats(app core.App) error {
+	return deleteOldSystemStats(app)
+}
+
+// TestDeleteOldAlertsHistory exposes deleteOldAlertsHistory for testing
+func TestDeleteOldAlertsHistory(app core.App, countToKeep, countBeforeDeletion int) error {
+	return deleteOldAlertsHistory(app, countToKeep, countBeforeDeletion)
+}
+
+// TestTwoDecimals exposes twoDecimals for testing
+func TestTwoDecimals(value float64) float64 {
+	return twoDecimals(value)
+}

src/site/.gitignore

@@ -0,0 +1,24 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+dist
+dist-ssr
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?

src/site/.prettierrc

@@ -0,0 +1,8 @@
+{
+	"trailingComma": "es5",
+	"useTabs": true,
+	"tabWidth": 2,
+	"semi": false,
+	"singleQuote": false,
+	"printWidth": 120
+}

src/site/components.json

@@ -0,0 +1,17 @@
+{
+	"$schema": "https://ui.shadcn.com/schema.json",
+	"style": "default",
+	"rsc": false,
+	"tsx": true,
+	"tailwind": {
+		"config": "tailwind.config.js",
+		"css": "src/index.css",
+		"baseColor": "gray",
+		"cssVariables": true,
+		"prefix": ""
+	},
+	"aliases": {
+		"components": "@/components",
+		"utils": "@/lib/utils"
+	}
+}

src/site/embed.go

@@ -0,0 +1,13 @@
+// Package site handles the Beszel frontend embedding.
+package site
+
+import (
+	"embed"
+	"io/fs"
+)
+
+//go:embed all:dist
+var distDir embed.FS
+
+// DistDirFS contains the embedded dist directory files (without the "dist" prefix)
+var DistDirFS, _ = fs.Sub(distDir, "dist")

src/site/index.html

@@ -0,0 +1,21 @@
+<!doctype html>
+<html lang="en" dir="ltr">
+	<head>
+		<meta charset="UTF-8" />
+		<link rel="manifest" href="./static/manifest.json" />
+		<link rel="icon" type="image/svg+xml" href="./static/favicon.svg" />
+		<meta name="viewport" content="width=device-width, initial-scale=1.0,maximum-scale=1.0, user-scalable=no, viewport-fit=cover" />
+		<title>Beszel</title>
+		<script>
+			globalThis.BESZEL = {
+				BASE_PATH: "%BASE_URL%",
+				HUB_VERSION: "{{V}}",
+				HUB_URL: "{{HUB_URL}}"
+			}
+		</script>
+	</head>
+	<body>
+		<div id="app"></div>
+		<script type="module" src="/src/main.tsx"></script>
+	</body>
+</html>

src/site/lingui.config.ts

@@ -0,0 +1,45 @@
+import { defineConfig } from "@lingui/cli"
+
+export default defineConfig({
+	locales: [
+		"en",
+		"ar",
+		"bg",
+		"cs",
+		"da",
+		"de",
+		"es",
+		"fa",
+		"fr",
+		"hr",
+		"hu",
+		"it",
+		"is",
+		"ja",
+		"ko",
+		"nl",
+		"no",
+		"pl",
+		"pt",
+		"tr",
+		"ru",
+		"sl",
+		"sv",
+		"uk",
+		"vi",
+		"zh",
+		"zh-CN",
+		"zh-HK",
+	],
+	sourceLocale: "en",
+	compileNamespace: "ts",
+	formatOptions: {
+		lineNumbers: false,
+	},
+	catalogs: [
+		{
+			path: "<rootDir>/src/locales/{locale}/{locale}",
+			include: ["src"],
+		},
+	],
+})

src/site/package.json

@@ -0,0 +1,73 @@
+{
+	"name": "beszel",
+	"private": true,
+	"version": "0.12.7",
+	"type": "module",
+	"scripts": {
+		"dev": "vite --host",
+		"build": "lingui extract --overwrite && lingui compile && vite build",
+		"preview": "vite preview",
+		"sync": "lingui extract --overwrite && lingui compile",
+		"sync_and_purge": "lingui extract --overwrite --clean && lingui compile"
+	},
+	"dependencies": {
+		"@henrygd/queue": "^1.0.7",
+		"@henrygd/semaphore": "^0.0.2",
+		"@lingui/detect-locale": "^5.4.1",
+		"@lingui/macro": "^5.4.1",
+		"@lingui/react": "^5.4.1",
+		"@nanostores/react": "^0.7.3",
+		"@nanostores/router": "^0.11.0",
+		"@radix-ui/react-alert-dialog": "^1.1.15",
+		"@radix-ui/react-checkbox": "^1.3.3",
+		"@radix-ui/react-dialog": "^1.1.15",
+		"@radix-ui/react-direction": "^1.1.1",
+		"@radix-ui/react-dropdown-menu": "^2.1.16",
+		"@radix-ui/react-label": "^2.1.7",
+		"@radix-ui/react-select": "^2.2.6",
+		"@radix-ui/react-separator": "^1.1.7",
+		"@radix-ui/react-slider": "^1.3.6",
+		"@radix-ui/react-slot": "^1.2.3",
+		"@radix-ui/react-switch": "^1.2.6",
+		"@radix-ui/react-tabs": "^1.1.13",
+		"@radix-ui/react-toast": "^1.2.15",
+		"@radix-ui/react-tooltip": "^1.2.8",
+		"@tanstack/react-table": "^8.21.3",
+		"@tanstack/react-virtual": "^3.13.12",
+		"class-variance-authority": "^0.7.1",
+		"clsx": "^2.1.1",
+		"cmdk": "^1.1.1",
+		"d3-time": "^3.1.0",
+		"lucide-react": "^0.452.0",
+		"nanostores": "^0.11.4",
+		"pocketbase": "^0.26.2",
+		"react": "^19.1.1",
+		"react-dom": "^19.1.1",
+		"recharts": "^2.15.4",
+		"tailwind-merge": "^3.3.1",
+		"valibot": "^0.42.1"
+	},
+	"devDependencies": {
+		"@lingui/cli": "^5.4.1",
+		"@lingui/swc-plugin": "^5.6.1",
+		"@lingui/vite-plugin": "^5.4.1",
+		"@tailwindcss/container-queries": "^0.1.1",
+		"@tailwindcss/vite": "^4.1.12",
+		"@types/bun": "^1.2.20",
+		"@types/react": "^19.1.11",
+		"@types/react-dom": "^19.1.7",
+		"@vitejs/plugin-react-swc": "^4.0.1",
+		"tailwindcss": "^4.1.12",
+		"tw-animate-css": "^1.3.7",
+		"typescript": "^5.9.2",
+		"vite": "^7.1.3"
+	},
+	"overrides": {
+		"@nanostores/router": {
+			"nanostores": "^0.11.3"
+		}
+	},
+	"optionalDependencies": {
+		"@esbuild/linux-arm64": "^0.21.5"
+	}
+}

src/site/public/static/favicon-green.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 56 70" fill="#22c55e"><path d="M35 70H0V0h35q4.4 0 8.2 1.7a21.4 21.4 0 0 1 6.6 4.5q2.9 2.8 4.5 6.6Q56 16.7 56 21a15.4 15.4 0 0 1-.3 3.2 17.6 17.6 0 0 1-.2.8 19.4 19.4 0 0 1-1.5 4 17 17 0 0 1-2.4 3.4 13.5 13.5 0 0 1-2.6 2.3 12.5 12.5 0 0 1-.4.3q1.7 1 3 2.5Q53 39.1 54 41a18.3 18.3 0 0 1 1.5 4 17.4 17.4 0 0 1 .5 3 15.3 15.3 0 0 1 0 1q0 4.4-1.7 8.2a21.4 21.4 0 0 1-4.5 6.6q-2.8 2.9-6.6 4.6Q39.4 70 35 70ZM14 14v14h21a7 7 0 0 0 2.3-.3 6.6 6.6 0 0 0 .4-.2Q39 27 40 26a6.9 6.9 0 0 0 1.5-2.2q.5-1.3.5-2.8a7 7 0 0 0-.4-2.3 6.6 6.6 0 0 0-.1-.4Q40.9 17 40 16a7 7 0 0 0-2.3-1.4 6.9 6.9 0 0 0-2.5-.6 7.9 7.9 0 0 0-.2 0H14Zm0 28v14h21a7 7 0 0 0 2.3-.4 6.6 6.6 0 0 0 .4-.1Q39 54.9 40 54a7 7 0 0 0 1.5-2.2 6.9 6.9 0 0 0 .5-2.6 7.9 7.9 0 0 0 0-.2 7 7 0 0 0-.4-2.3 6.6 6.6 0 0 0-.1-.4Q40.9 45 40 44a7 7 0 0 0-2.3-1.5 6.9 6.9 0 0 0-2.5-.6 7.9 7.9 0 0 0-.2 0H14Z"/></svg>

src/site/public/static/favicon-red.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 56 70" fill="#dc2626"><path d="M35 70H0V0h35q4.4 0 8.2 1.7a21.4 21.4 0 0 1 6.6 4.5q2.9 2.8 4.5 6.6Q56 16.7 56 21a15.4 15.4 0 0 1-.3 3.2 17.6 17.6 0 0 1-.2.8 19.4 19.4 0 0 1-1.5 4 17 17 0 0 1-2.4 3.4 13.5 13.5 0 0 1-2.6 2.3 12.5 12.5 0 0 1-.4.3q1.7 1 3 2.5Q53 39.1 54 41a18.3 18.3 0 0 1 1.5 4 17.4 17.4 0 0 1 .5 3 15.3 15.3 0 0 1 0 1q0 4.4-1.7 8.2a21.4 21.4 0 0 1-4.5 6.6q-2.8 2.9-6.6 4.6Q39.4 70 35 70ZM14 14v14h21a7 7 0 0 0 2.3-.3 6.6 6.6 0 0 0 .4-.2Q39 27 40 26a6.9 6.9 0 0 0 1.5-2.2q.5-1.3.5-2.8a7 7 0 0 0-.4-2.3 6.6 6.6 0 0 0-.1-.4Q40.9 17 40 16a7 7 0 0 0-2.3-1.4 6.9 6.9 0 0 0-2.5-.6 7.9 7.9 0 0 0-.2 0H14Zm0 28v14h21a7 7 0 0 0 2.3-.4 6.6 6.6 0 0 0 .4-.1Q39 54.9 40 54a7 7 0 0 0 1.5-2.2 6.9 6.9 0 0 0 .5-2.6 7.9 7.9 0 0 0 0-.2 7 7 0 0 0-.4-2.3 6.6 6.6 0 0 0-.1-.4Q40.9 45 40 44a7 7 0 0 0-2.3-1.5 6.9 6.9 0 0 0-2.5-.6 7.9 7.9 0 0 0-.2 0H14Z"/></svg>

src/site/public/static/favicon.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 56 70" fill="#888"><path d="M35 70H0V0h35q4.4 0 8.2 1.7a21.4 21.4 0 0 1 6.6 4.5q2.9 2.8 4.5 6.6Q56 16.7 56 21a15.4 15.4 0 0 1-.3 3.2 17.6 17.6 0 0 1-.2.8 19.4 19.4 0 0 1-1.5 4 17 17 0 0 1-2.4 3.4 13.5 13.5 0 0 1-2.6 2.3 12.5 12.5 0 0 1-.4.3q1.7 1 3 2.5Q53 39.1 54 41a18.3 18.3 0 0 1 1.5 4 17.4 17.4 0 0 1 .5 3 15.3 15.3 0 0 1 0 1q0 4.4-1.7 8.2a21.4 21.4 0 0 1-4.5 6.6q-2.8 2.9-6.6 4.6Q39.4 70 35 70ZM14 14v14h21a7 7 0 0 0 2.3-.3 6.6 6.6 0 0 0 .4-.2Q39 27 40 26a6.9 6.9 0 0 0 1.5-2.2q.5-1.3.5-2.8a7 7 0 0 0-.4-2.3 6.6 6.6 0 0 0-.1-.4Q40.9 17 40 16a7 7 0 0 0-2.3-1.4 6.9 6.9 0 0 0-2.5-.6 7.9 7.9 0 0 0-.2 0H14Zm0 28v14h21a7 7 0 0 0 2.3-.4 6.6 6.6 0 0 0 .4-.1Q39 54.9 40 54a7 7 0 0 0 1.5-2.2 6.9 6.9 0 0 0 .5-2.6 7.9 7.9 0 0 0 0-.2 7 7 0 0 0-.4-2.3 6.6 6.6 0 0 0-.1-.4Q40.9 45 40 44a7 7 0 0 0-2.3-1.5 6.9 6.9 0 0 0-2.5-.6 7.9 7.9 0 0 0-.2 0H14Z"/></svg>

src/site/public/static/manifest.json

@@ -0,0 +1,14 @@
+{
+	"name": "Beszel",
+	"icons": [
+		{
+			"src": "icon.png",
+			"sizes": "512x512",
+			"type": "image/png"
+		}
+	],
+  "start_url": "../",
+	"display": "standalone",
+	"background_color": "#202225",
+	"theme_color": "#202225"
+}

src/site/src/components/add-system.tsx

@@ -0,0 +1,302 @@
+import { Trans } from "@lingui/react/macro"
+import { t } from "@lingui/core/macro"
+import { Button } from "@/components/ui/button"
+import {
+	Dialog,
+	DialogContent,
+	DialogDescription,
+	DialogFooter,
+	DialogHeader,
+	DialogTitle,
+	DialogTrigger,
+} from "@/components/ui/dialog"
+import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs"
+import { Input } from "@/components/ui/input"
+import { Label } from "@/components/ui/label"
+import { $publicKey } from "@/lib/stores"
+import { cn, generateToken, tokenMap, useBrowserStorage } from "@/lib/utils"
+import { pb, isReadOnlyUser } from "@/lib/api"
+import { useStore } from "@nanostores/react"
+import { ChevronDownIcon, ExternalLinkIcon, PlusIcon } from "lucide-react"
+import { memo, useEffect, useRef, useState } from "react"
+import { $router, basePath, Link, navigate } from "./router"
+import { SystemRecord } from "@/types"
+import { SystemStatus } from "@/lib/enums"
+import { AppleIcon, DockerIcon, TuxIcon, WindowsIcon } from "./ui/icons"
+import { InputCopy } from "./ui/input-copy"
+import { getPagePath } from "@nanostores/router"
+import {
+	copyDockerCompose,
+	copyDockerRun,
+	copyLinuxCommand,
+	copyWindowsCommand,
+	DropdownItem,
+	InstallDropdown,
+} from "./install-dropdowns"
+import { DropdownMenu, DropdownMenuTrigger } from "./ui/dropdown-menu"
+
+export function AddSystemButton({ className }: { className?: string }) {
+	const [open, setOpen] = useState(false)
+	let opened = useRef(false)
+	if (open) {
+		opened.current = true
+	}
+
+	return (
+		<Dialog open={open} onOpenChange={setOpen}>
+			<DialogTrigger asChild>
+				<Button
+					variant="outline"
+					className={cn("flex gap-1 max-xs:h-[2.4rem]", className, isReadOnlyUser() && "hidden")}
+				>
+					<PlusIcon className="h-4 w-4 -ms-1" />
+					<Trans>
+						Add <span className="hidden sm:inline">System</span>
+					</Trans>
+				</Button>
+			</DialogTrigger>
+			{opened.current && <SystemDialog setOpen={setOpen} />}
+		</Dialog>
+	)
+}
+
+/**
+ * Token to be used for the next system.
+ * Prevents token changing if user copies config, then closes dialog and opens again.
+ */
+let nextSystemToken: string | null = null
+
+/**
+ * SystemDialog component for adding or editing a system.
+ * @param {Object} props - The component props.
+ * @param {function} props.setOpen - Function to set the open state of the dialog.
+ * @param {SystemRecord} [props.system] - Optional system record for editing an existing system.
+ */
+export const SystemDialog = ({ setOpen, system }: { setOpen: (open: boolean) => void; system?: SystemRecord }) => {
+	const publicKey = useStore($publicKey)
+	const port = useRef<HTMLInputElement>(null)
+	const [hostValue, setHostValue] = useState(system?.host ?? "")
+	const isUnixSocket = hostValue.startsWith("/")
+	const [tab, setTab] = useBrowserStorage("as-tab", "docker")
+	const [token, setToken] = useState(system?.token ?? "")
+
+	useEffect(() => {
+		;(async () => {
+			// if no system, generate a new token
+			if (!system) {
+				nextSystemToken ||= generateToken()
+				return setToken(nextSystemToken)
+			}
+			// if system exists,get the token from the fingerprint record
+			if (tokenMap.has(system.id)) {
+				return setToken(tokenMap.get(system.id)!)
+			}
+			const { token } = await pb.collection("fingerprints").getFirstListItem(`system = "${system.id}"`, {
+				fields: "token",
+			})
+			tokenMap.set(system.id, token)
+			setToken(token)
+		})()
+	}, [system?.id, nextSystemToken])
+
+	async function handleSubmit(e: SubmitEvent) {
+		e.preventDefault()
+		const formData = new FormData(e.target as HTMLFormElement)
+		const data = Object.fromEntries(formData) as Record<string, any>
+		data.users = pb.authStore.record!.id
+		try {
+			setOpen(false)
+			if (system) {
+				await pb.collection("systems").update(system.id, { ...data, status: SystemStatus.Pending })
+			} else {
+				const createdSystem = await pb.collection("systems").create(data)
+				await pb.collection("fingerprints").create({
+					system: createdSystem.id,
+					token,
+				})
+				// Reset the current token after successful system
+				// creation so next system gets a new token
+				nextSystemToken = null
+			}
+			navigate(basePath)
+		} catch (e) {
+			console.error(e)
+		}
+	}
+
+	return (
+		<DialogContent
+			className="w-[90%] sm:w-auto sm:ns-dialog max-w-full rounded-lg"
+			onCloseAutoFocus={() => {
+				setHostValue(system?.host ?? "")
+			}}
+		>
+			<Tabs defaultValue={tab} onValueChange={setTab}>
+				<DialogHeader>
+					<DialogTitle className="mb-1 pb-1 max-w-100 truncate pr-8">
+						{system ? `${t`Edit`} ${system?.name}` : <Trans>Add New System</Trans>}
+					</DialogTitle>
+					<TabsList className="grid w-full grid-cols-2">
+						<TabsTrigger value="docker">Docker</TabsTrigger>
+						<TabsTrigger value="binary">
+							<Trans>Binary</Trans>
+						</TabsTrigger>
+					</TabsList>
+				</DialogHeader>
+				{/* Docker (set tab index to prevent auto focusing content in edit system dialog) */}
+				<TabsContent value="docker" tabIndex={-1}>
+					<DialogDescription className="mb-3 leading-relaxed w-0 min-w-full">
+						<Trans>
+							Copy the
+							<code className="bg-muted px-1 rounded-sm leading-3">docker-compose.yml</code> content for the agent
+							below, or register agents automatically with a{" "}
+							<Link
+								onClick={() => setOpen(false)}
+								href={getPagePath($router, "settings", { name: "tokens" })}
+								className="link"
+							>
+								universal token
+							</Link>
+							.
+						</Trans>
+					</DialogDescription>
+				</TabsContent>
+				{/* Binary */}
+				<TabsContent value="binary" tabIndex={-1}>
+					<DialogDescription className="mb-3 leading-relaxed w-0 min-w-full">
+						<Trans>
+							Copy the installation command for the agent below, or register agents automatically with a{" "}
+							<Link
+								onClick={() => setOpen(false)}
+								href={getPagePath($router, "settings", { name: "tokens" })}
+								className="link"
+							>
+								universal token
+							</Link>
+							.
+						</Trans>
+					</DialogDescription>
+				</TabsContent>
+				<form onSubmit={handleSubmit as any}>
+					<div className="grid xs:grid-cols-[auto_1fr] gap-y-3 gap-x-4 items-center mt-1 mb-4">
+						<Label htmlFor="name" className="xs:text-end">
+							<Trans>Name</Trans>
+						</Label>
+						<Input id="name" name="name" defaultValue={system?.name} required />
+						<Label htmlFor="host" className="xs:text-end">
+							<Trans>Host / IP</Trans>
+						</Label>
+						<Input
+							id="host"
+							name="host"
+							value={hostValue}
+							required
+							onChange={(e) => {
+								setHostValue(e.target.value)
+							}}
+						/>
+						<Label htmlFor="port" className={cn("xs:text-end", isUnixSocket && "hidden")}>
+							<Trans>Port</Trans>
+						</Label>
+						<Input
+							ref={port}
+							name="port"
+							id="port"
+							defaultValue={system?.port || "45876"}
+							required={!isUnixSocket}
+							className={cn(isUnixSocket && "hidden")}
+						/>
+						<Label htmlFor="pkey" className="xs:text-end whitespace-pre">
+							<Trans comment="Use 'Key' if your language requires many more characters">Public Key</Trans>
+						</Label>
+						<InputCopy value={publicKey} id="pkey" name="pkey" />
+						<Label htmlFor="tkn" className="xs:text-end whitespace-pre">
+							<Trans>Token</Trans>
+						</Label>
+						<InputCopy value={token} id="tkn" name="tkn" />
+					</div>
+					<DialogFooter className="flex justify-end gap-x-2 gap-y-3 flex-col mt-5">
+						{/* Docker */}
+						<TabsContent value="docker" className="contents">
+							<CopyButton
+								text={t({ message: "Copy docker compose", context: "Button to copy docker compose file content" })}
+								onClick={async () =>
+									copyDockerCompose(isUnixSocket ? hostValue : port.current?.value, publicKey, token)
+								}
+								icon={<DockerIcon className="size-4 -me-0.5" />}
+								dropdownItems={[
+									{
+										text: t({ message: "Copy docker run", context: "Button to copy docker run command" }),
+										onClick: async () =>
+											copyDockerRun(isUnixSocket ? hostValue : port.current?.value, publicKey, token),
+										icons: [DockerIcon],
+									},
+								]}
+							/>
+						</TabsContent>
+						{/* Binary */}
+						<TabsContent value="binary" className="contents">
+							<CopyButton
+								text={t`Copy Linux command`}
+								icon={<TuxIcon className="size-4" />}
+								onClick={async () => copyLinuxCommand(isUnixSocket ? hostValue : port.current?.value, publicKey, token)}
+								dropdownItems={[
+									{
+										text: t({ message: "Homebrew command", context: "Button to copy install command" }),
+										onClick: async () =>
+											copyLinuxCommand(isUnixSocket ? hostValue : port.current?.value, publicKey, token, true),
+										icons: [AppleIcon, TuxIcon],
+									},
+									{
+										text: t({ message: "Windows command", context: "Button to copy install command" }),
+										onClick: async () =>
+											copyWindowsCommand(isUnixSocket ? hostValue : port.current?.value, publicKey, token),
+										icons: [WindowsIcon],
+									},
+									{
+										text: t`Manual setup instructions`,
+										url: "https://beszel.dev/guide/agent-installation#binary",
+										icons: [ExternalLinkIcon],
+									},
+								]}
+							/>
+						</TabsContent>
+						{/* Save */}
+						<Button>{system ? <Trans>Save system</Trans> : <Trans>Add system</Trans>}</Button>
+					</DialogFooter>
+				</form>
+			</Tabs>
+		</DialogContent>
+	)
+}
+
+interface CopyButtonProps {
+	text: string
+	onClick: () => void
+	dropdownItems: DropdownItem[]
+	icon?: React.ReactElement<any>
+}
+
+const CopyButton = memo((props: CopyButtonProps) => {
+	return (
+		<div className="flex gap-0 rounded-lg">
+			<Button
+				type="button"
+				variant="outline"
+				onClick={props.onClick}
+				className="rounded-e-none dark:border-e-0 grow flex items-center gap-2"
+			>
+				{props.text} {props.icon}
+			</Button>
+			<div className="w-px h-full bg-muted"></div>
+			<DropdownMenu>
+				<DropdownMenuTrigger asChild>
+					<Button variant="outline" className={"px-2 rounded-s-none border-s-0"}>
+						<ChevronDownIcon />
+					</Button>
+				</DropdownMenuTrigger>
+				<InstallDropdown items={props.dropdownItems} />
+			</DropdownMenu>
+		</div>
+	)
+})

src/site/src/components/alerts-history-columns.tsx

@@ -0,0 +1,167 @@
+import { ColumnDef } from "@tanstack/react-table"
+import { AlertsHistoryRecord } from "@/types"
+import { Button } from "@/components/ui/button"
+import { Badge } from "@/components/ui/badge"
+import { formatShortDate, toFixedFloat, formatDuration, cn } from "@/lib/utils"
+import { alertInfo } from "@/lib/alerts"
+import { Trans } from "@lingui/react/macro"
+import { t } from "@lingui/core/macro"
+
+export const alertsHistoryColumns: ColumnDef<AlertsHistoryRecord>[] = [
+	{
+		accessorKey: "system",
+		enableSorting: true,
+		header: ({ column }) => (
+			<Button variant="ghost" onClick={() => column.toggleSorting(column.getIsSorted() === "asc")}>
+				<Trans>System</Trans>
+			</Button>
+		),
+		cell: ({ row }) => (
+			<div className="ps-2 max-w-60 truncate">{row.original.expand?.system?.name || row.original.system}</div>
+		),
+		filterFn: (row, _, filterValue) => {
+			const display = row.original.expand?.system?.name || row.original.system || ""
+			return display.toLowerCase().includes(filterValue.toLowerCase())
+		},
+	},
+	{
+		// accessorKey: "name",
+		id: "name",
+		accessorFn: (record) => {
+			const name = record.name
+			const info = alertInfo[name]
+			return info?.name().replace("cpu", "CPU") || name
+		},
+		header: ({ column }) => (
+			<Button variant="ghost" onClick={() => column.toggleSorting(column.getIsSorted() === "asc")}>
+				<Trans>Name</Trans>
+			</Button>
+		),
+		cell: ({ getValue, row }) => {
+			let name = getValue() as string
+			const info = alertInfo[row.original.name]
+			const Icon = info?.icon
+
+			return (
+				<span className="flex items-center gap-2 ps-1 min-w-40">
+					{Icon && <Icon className="size-3.5" />}
+					{name}
+				</span>
+			)
+		},
+	},
+	{
+		accessorKey: "value",
+		enableSorting: false,
+		header: () => (
+			<Button variant="ghost">
+				<Trans>Value</Trans>
+			</Button>
+		),
+		cell({ row, getValue }) {
+			const name = row.original.name
+			if (name === "Status") {
+				return <span className="ps-2">{t`Down`}</span>
+			}
+			const value = getValue() as number
+			const unit = alertInfo[name]?.unit
+			return (
+				<span className="tabular-nums ps-2.5">
+					{toFixedFloat(value, value < 10 ? 2 : 1)}
+					{unit}
+				</span>
+			)
+		},
+	},
+	{
+		accessorKey: "state",
+		enableSorting: true,
+		sortingFn: (rowA, rowB) => (rowA.original.resolved ? 1 : 0) - (rowB.original.resolved ? 1 : 0),
+		header: ({ column }) => (
+			<Button variant="ghost" onClick={() => column.toggleSorting(column.getIsSorted() === "asc")}>
+				<Trans comment="Context: alert state (active or resolved)">State</Trans>
+			</Button>
+		),
+		cell: ({ row }) => {
+			const resolved = row.original.resolved
+			return (
+				<Badge
+					className={cn(
+						"capitalize pointer-events-none",
+						resolved
+							? "bg-green-100 text-green-800 border-green-200 dark:opacity-80"
+							: "bg-yellow-100 text-yellow-800 border-yellow-200"
+					)}
+				>
+					{/* {resolved ? <CircleCheckIcon className="size-3 me-0.5" /> : <CircleAlertIcon className="size-3 me-0.5" />} */}
+					{resolved ? <Trans>Resolved</Trans> : <Trans>Active</Trans>}
+				</Badge>
+			)
+		},
+	},
+	{
+		accessorKey: "created",
+		accessorFn: (record) => formatShortDate(record.created),
+		enableSorting: true,
+		invertSorting: true,
+		header: ({ column }) => (
+			<Button variant="ghost" onClick={() => column.toggleSorting(column.getIsSorted() === "asc")}>
+				<Trans comment="Context: date created">Created</Trans>
+			</Button>
+		),
+		cell: ({ getValue, row }) => (
+			<span className="ps-1 tabular-nums tracking-tight" title={`${row.original.created} UTC`}>
+				{getValue() as string}
+			</span>
+		),
+	},
+	{
+		accessorKey: "resolved",
+		enableSorting: true,
+		invertSorting: true,
+		header: ({ column }) => (
+			<Button variant="ghost" onClick={() => column.toggleSorting(column.getIsSorted() === "asc")}>
+				<Trans>Resolved</Trans>
+			</Button>
+		),
+		cell: ({ row, getValue }) => {
+			const resolved = getValue() as string | null
+			if (!resolved) {
+				return null
+			}
+			return (
+				<span className="ps-1 tabular-nums tracking-tight" title={`${row.original.resolved} UTC`}>
+					{formatShortDate(resolved)}
+				</span>
+			)
+		},
+	},
+	{
+		accessorKey: "duration",
+		invertSorting: true,
+		enableSorting: true,
+		sortingFn: (rowA, rowB) => {
+			const aCreated = new Date(rowA.original.created)
+			const bCreated = new Date(rowB.original.created)
+			const aResolved = rowA.original.resolved ? new Date(rowA.original.resolved) : null
+			const bResolved = rowB.original.resolved ? new Date(rowB.original.resolved) : null
+			const aDuration = aResolved ? aResolved.getTime() - aCreated.getTime() : null
+			const bDuration = bResolved ? bResolved.getTime() - bCreated.getTime() : null
+			if (!aDuration && bDuration) return -1
+			if (aDuration && !bDuration) return 1
+			return (aDuration || 0) - (bDuration || 0)
+		},
+		header: ({ column }) => (
+			<Button variant="ghost" onClick={() => column.toggleSorting(column.getIsSorted() === "asc")}>
+				<Trans>Duration</Trans>
+			</Button>
+		),
+		cell: ({ row }) => {
+			const duration = formatDuration(row.original.created, row.original.resolved)
+			if (!duration) {
+				return null
+			}
+			return <span className="ps-2">{duration}</span>
+		},
+	},
+]

src/site/src/components/alerts/alert-button.tsx

@@ -0,0 +1,36 @@
+import { t } from "@lingui/core/macro"
+import { memo, useMemo, useState } from "react"
+import { useStore } from "@nanostores/react"
+import { $alerts } from "@/lib/stores"
+import { BellIcon } from "lucide-react"
+import { cn } from "@/lib/utils"
+import { Button } from "@/components/ui/button"
+import { SystemRecord } from "@/types"
+import { AlertDialogContent } from "./alerts-sheet"
+import { Sheet, SheetContent, SheetTrigger } from "@/components/ui/sheet"
+
+export default memo(function AlertsButton({ system }: { system: SystemRecord }) {
+	const [opened, setOpened] = useState(false)
+	const alerts = useStore($alerts)
+
+	const hasSystemAlert = alerts[system.id]?.size > 0
+	return useMemo(
+		() => (
+			<Sheet>
+				<SheetTrigger asChild>
+					<Button variant="ghost" size="icon" aria-label={t`Alerts`} data-nolink onClick={() => setOpened(true)}>
+						<BellIcon
+							className={cn("h-[1.2em] w-[1.2em] pointer-events-none", {
+								"fill-primary": hasSystemAlert,
+							})}
+						/>
+					</Button>
+				</SheetTrigger>
+				<SheetContent className="max-h-full overflow-auto w-145 !max-w-full p-4 sm:p-6">
+					{opened && <AlertDialogContent system={system} />}
+				</SheetContent>
+			</Sheet>
+		),
+		[opened, hasSystemAlert]
+	)
+})

src/site/src/components/alerts/alerts-sheet.tsx

@@ -0,0 +1,299 @@
+import { t } from "@lingui/core/macro"
+import { Trans, Plural } from "@lingui/react/macro"
+import { $alerts, $systems } from "@/lib/stores"
+import { cn, debounce } from "@/lib/utils"
+import { alertInfo } from "@/lib/alerts"
+import { Switch } from "@/components/ui/switch"
+import { AlertInfo, AlertRecord, SystemRecord } from "@/types"
+import { lazy, memo, Suspense, useMemo, useState } from "react"
+import { toast } from "@/components/ui/use-toast"
+import { useStore } from "@nanostores/react"
+import { getPagePath } from "@nanostores/router"
+import { Checkbox } from "@/components/ui/checkbox"
+import { DialogTitle, DialogDescription } from "@/components/ui/dialog"
+import { Tabs, TabsList, TabsTrigger, TabsContent } from "@/components/ui/tabs"
+import { ServerIcon, GlobeIcon } from "lucide-react"
+import { $router, Link } from "@/components/router"
+import { DialogHeader } from "@/components/ui/dialog"
+import { pb } from "@/lib/api"
+
+const Slider = lazy(() => import("@/components/ui/slider"))
+
+const endpoint = "/api/beszel/user-alerts"
+
+const alertDebounce = 100
+
+const alertKeys = Object.keys(alertInfo) as (keyof typeof alertInfo)[]
+
+const failedUpdateToast = (error: unknown) => {
+	console.error(error)
+	toast({
+		title: t`Failed to update alert`,
+		description: t`Please check logs for more details.`,
+		variant: "destructive",
+	})
+}
+
+/** Create or update alerts for a given name and systems */
+const upsertAlerts = debounce(
+	async ({ name, value, min, systems }: { name: string; value: number; min: number; systems: string[] }) => {
+		try {
+			await pb.send<{ success: boolean }>(endpoint, {
+				method: "POST",
+				// overwrite is always true because we've done filtering client side
+				body: { name, value, min, systems, overwrite: true },
+			})
+		} catch (error) {
+			failedUpdateToast(error)
+		}
+	},
+	alertDebounce
+)
+
+/** Delete alerts for a given name and systems */
+const deleteAlerts = debounce(async ({ name, systems }: { name: string; systems: string[] }) => {
+	try {
+		await pb.send<{ success: boolean }>(endpoint, {
+			method: "DELETE",
+			body: { name, systems },
+		})
+	} catch (error) {
+		failedUpdateToast(error)
+	}
+}, alertDebounce)
+
+export const AlertDialogContent = memo(function AlertDialogContent({ system }: { system: SystemRecord }) {
+	const alerts = useStore($alerts)
+	const [overwriteExisting, setOverwriteExisting] = useState<boolean | "indeterminate">(false)
+	const [currentTab, setCurrentTab] = useState("system")
+
+	const systemAlerts = alerts[system.id] ?? new Map()
+
+	// We need to keep a copy of alerts when we switch to global tab. If we always compare to
+	// current alerts, it will only be updated when first checked, then won't be updated because
+	// after that it exists.
+	const alertsWhenGlobalSelected = useMemo(() => {
+		return currentTab === "global" ? structuredClone(alerts) : alerts
+	}, [currentTab])
+
+	return (
+		<>
+			<DialogHeader>
+				<DialogTitle className="text-xl">
+					<Trans>Alerts</Trans>
+				</DialogTitle>
+				<DialogDescription>
+					<Trans>
+						See{" "}
+						<Link href={getPagePath($router, "settings", { name: "notifications" })} className="link">
+							notification settings
+						</Link>{" "}
+						to configure how you receive alerts.
+					</Trans>
+				</DialogDescription>
+			</DialogHeader>
+			<Tabs defaultValue="system" onValueChange={setCurrentTab}>
+				<TabsList className="mb-1 -mt-0.5">
+					<TabsTrigger value="system">
+						<ServerIcon className="me-2 h-3.5 w-3.5" />
+						<span className="truncate max-w-60">{system.name}</span>
+					</TabsTrigger>
+					<TabsTrigger value="global">
+						<GlobeIcon className="me-1.5 h-3.5 w-3.5" />
+						<Trans>All Systems</Trans>
+					</TabsTrigger>
+				</TabsList>
+				<TabsContent value="system">
+					<div className="grid gap-3">
+						{alertKeys.map((name) => (
+							<AlertContent
+								key={name}
+								alertKey={name}
+								data={alertInfo[name as keyof typeof alertInfo]}
+								alert={systemAlerts.get(name)}
+								system={system}
+							/>
+						))}
+					</div>
+				</TabsContent>
+				<TabsContent value="global">
+					<label
+						htmlFor="ovw"
+						className="mb-3 flex gap-2 items-center justify-center cursor-pointer border rounded-sm py-3 px-4 border-destructive text-destructive font-semibold text-sm"
+					>
+						<Checkbox
+							id="ovw"
+							className="text-destructive border-destructive data-[state=checked]:bg-destructive"
+							checked={overwriteExisting}
+							onCheckedChange={setOverwriteExisting}
+						/>
+						<Trans>Overwrite existing alerts</Trans>
+					</label>
+					<div className="grid gap-3">
+						{alertKeys.map((name) => (
+							<AlertContent
+								key={name}
+								alertKey={name}
+								system={system}
+								alert={systemAlerts.get(name)}
+								data={alertInfo[name as keyof typeof alertInfo]}
+								global={true}
+								overwriteExisting={!!overwriteExisting}
+								initialAlertsState={alertsWhenGlobalSelected}
+							/>
+						))}
+					</div>
+				</TabsContent>
+			</Tabs>
+		</>
+	)
+})
+
+export function AlertContent({
+	alertKey,
+	data: alertData,
+	system,
+	alert,
+	global = false,
+	overwriteExisting = false,
+	initialAlertsState = {},
+}: {
+	alertKey: string
+	data: AlertInfo
+	system: SystemRecord
+	alert?: AlertRecord
+	global?: boolean
+	overwriteExisting?: boolean
+	initialAlertsState?: Record<string, Map<string, AlertRecord>>
+}) {
+	const { name } = alertData
+
+	const singleDescription = alertData.singleDesc?.()
+
+	const [checked, setChecked] = useState(global ? false : !!alert)
+	const [min, setMin] = useState(alert?.min || 10)
+	const [value, setValue] = useState(alert?.value || (singleDescription ? 0 : alertData.start ?? 80))
+
+	const Icon = alertData.icon
+
+	/** Get system ids to update */
+	function getSystemIds(): string[] {
+		// if not global, update only the current system
+		if (!global) {
+			return [system.id]
+		}
+		// if global, update all systems when overwriteExisting is true
+		// update only systems without an existing alert when overwriteExisting is false
+		const allSystems = $systems.get()
+		const systemIds: string[] = []
+		for (const system of allSystems) {
+			if (overwriteExisting || !initialAlertsState[system.id]?.has(alertKey)) {
+				systemIds.push(system.id)
+			}
+		}
+		return systemIds
+	}
+
+	function sendUpsert(min: number, value: number) {
+		const systems = getSystemIds()
+		systems.length &&
+			upsertAlerts({
+				name: alertKey,
+				value,
+				min,
+				systems,
+			})
+	}
+
+	return (
+		<div className="rounded-lg border border-muted-foreground/15 hover:border-muted-foreground/20 transition-colors duration-100 group">
+			<label
+				htmlFor={`s${name}`}
+				className={cn("flex flex-row items-center justify-between gap-4 cursor-pointer p-4", {
+					"pb-0": checked,
+				})}
+			>
+				<div className="grid gap-1 select-none">
+					<p className="font-semibold flex gap-3 items-center">
+						<Icon className="h-4 w-4 opacity-85" /> {alertData.name()}
+					</p>
+					{!checked && <span className="block text-sm text-muted-foreground">{alertData.desc()}</span>}
+				</div>
+				<Switch
+					id={`s${name}`}
+					checked={checked}
+					onCheckedChange={(newChecked) => {
+						setChecked(newChecked)
+						if (newChecked) {
+							// if alert checked, create or update alert
+							sendUpsert(min, value)
+						} else {
+							// if unchecked, delete alert (unless global and overwriteExisting is false)
+							deleteAlerts({ name: alertKey, systems: getSystemIds() })
+							// when force deleting all alerts of a type, also remove them from initialAlertsState
+							if (overwriteExisting) {
+								for (const curAlerts of Object.values(initialAlertsState)) {
+									curAlerts.delete(alertKey)
+								}
+							}
+						}
+					}}
+				/>
+			</label>
+			{checked && (
+				<div className="grid sm:grid-cols-2 mt-1.5 gap-5 px-4 pb-5 tabular-nums text-muted-foreground">
+					<Suspense fallback={<div className="h-10" />}>
+						{!singleDescription && (
+							<div>
+								<p id={`v${name}`} className="text-sm block h-8">
+									<Trans>
+										Average exceeds{" "}
+										<strong className="text-foreground">
+											{value}
+											{alertData.unit}
+										</strong>
+									</Trans>
+								</p>
+								<div className="flex gap-3">
+									<Slider
+										aria-labelledby={`v${name}`}
+										defaultValue={[value]}
+										onValueCommit={(val) => sendUpsert(min, val[0])}
+										onValueChange={(val) => setValue(val[0])}
+										step={alertData.step ?? 1}
+										min={alertData.min ?? 1}
+										max={alertData.max ?? 99}
+									/>
+								</div>
+							</div>
+						)}
+						<div className={cn(singleDescription && "col-span-full lowercase")}>
+							<p id={`t${name}`} className="text-sm block h-8 first-letter:uppercase">
+								{singleDescription && (
+									<>
+										{singleDescription}
+										{` `}
+									</>
+								)}
+								<Trans>
+									For <strong className="text-foreground">{min}</strong>{" "}
+									<Plural value={min} one="minute" other="minutes" />
+								</Trans>
+							</p>
+							<div className="flex gap-3">
+								<Slider
+									aria-labelledby={`v${name}`}
+									defaultValue={[min]}
+									onValueCommit={(minVal) => sendUpsert(minVal[0], value)}
+									onValueChange={(val) => setMin(val[0])}
+									min={1}
+									max={60}
+								/>
+							</div>
+						</div>
+					</Suspense>
+				</div>
+			)}
+		</div>
+	)
+}

src/site/src/components/charts/area-chart.tsx

@@ -0,0 +1,94 @@
+import { Area, AreaChart, CartesianGrid, YAxis } from "recharts"
+import { ChartContainer, ChartTooltip, ChartTooltipContent, xAxis } from "@/components/ui/chart"
+import { cn, formatShortDate, chartMargin } from "@/lib/utils"
+import { useYAxisWidth } from "./hooks"
+import { ChartData, SystemStatsRecord } from "@/types"
+import { useMemo } from "react"
+
+export type DataPoint = {
+	label: string
+	dataKey: (data: SystemStatsRecord) => number | undefined
+	color: number | string
+	opacity: number
+}
+
+export default function AreaChartDefault({
+	chartData,
+	max,
+	maxToggled,
+	tickFormatter,
+	contentFormatter,
+	dataPoints,
+	domain,
+}: // logRender = false,
+{
+	chartData: ChartData
+	max?: number
+	maxToggled?: boolean
+	tickFormatter: (value: number, index: number) => string
+	contentFormatter: ({ value, payload }: { value: number; payload: SystemStatsRecord }) => string
+	dataPoints?: DataPoint[]
+	domain?: [number, number]
+	// logRender?: boolean
+}) {
+	const { yAxisWidth, updateYAxisWidth } = useYAxisWidth()
+
+	return useMemo(() => {
+		if (chartData.systemStats.length === 0) {
+			return null
+		}
+		// if (logRender) {
+		// 	console.log("Rendered at", new Date())
+		// }
+		return (
+			<div>
+				<ChartContainer
+					className={cn("h-full w-full absolute aspect-auto bg-card opacity-0 transition-opacity", {
+						"opacity-100": yAxisWidth,
+					})}
+				>
+					<AreaChart accessibilityLayer data={chartData.systemStats} margin={chartMargin}>
+						<CartesianGrid vertical={false} />
+						<YAxis
+							direction="ltr"
+							orientation={chartData.orientation}
+							className="tracking-tighter"
+							width={yAxisWidth}
+							domain={domain ?? [0, max ?? "auto"]}
+							tickFormatter={(value, index) => updateYAxisWidth(tickFormatter(value, index))}
+							tickLine={false}
+							axisLine={false}
+						/>
+						{xAxis(chartData)}
+						<ChartTooltip
+							animationEasing="ease-out"
+							animationDuration={150}
+							content={
+								<ChartTooltipContent
+									labelFormatter={(_, data) => formatShortDate(data[0].payload.created)}
+									contentFormatter={contentFormatter}
+								/>
+							}
+						/>
+						{dataPoints?.map((dataPoint, i) => {
+							const color = `var(--chart-${dataPoint.color})`
+							return (
+								<Area
+									key={i}
+									dataKey={dataPoint.dataKey}
+									name={dataPoint.label}
+									type="monotoneX"
+									fill={color}
+									fillOpacity={dataPoint.opacity}
+									stroke={color}
+									isAnimationActive={false}
+								/>
+							)
+						})}
+						{/* <ChartLegend content={<ChartLegendContent />} /> */}
+					</AreaChart>
+				</ChartContainer>
+			</div>
+		)
+	}, [chartData.systemStats.at(-1), yAxisWidth, maxToggled])
+}

src/site/src/components/charts/chart-time-select.tsx

@@ -0,0 +1,26 @@
+import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select"
+import { $chartTime } from "@/lib/stores"
+import { chartTimeData, cn } from "@/lib/utils"
+import { ChartTimes } from "@/types"
+import { useStore } from "@nanostores/react"
+import { HistoryIcon } from "lucide-react"
+
+export default function ChartTimeSelect({ className }: { className?: string }) {
+	const chartTime = useStore($chartTime)
+
+	return (
+		<Select defaultValue="1h" value={chartTime} onValueChange={(value: ChartTimes) => $chartTime.set(value)}>
+			<SelectTrigger className={cn(className, "relative ps-10 pe-5")}>
+				<HistoryIcon className="h-4 w-4 absolute start-4 top-1/2 -translate-y-1/2 opacity-85" />
+				<SelectValue />
+			</SelectTrigger>
+			<SelectContent>
+				{Object.entries(chartTimeData).map(([value, { label }]) => (
+					<SelectItem key={value} value={value}>
+						{label()}
+					</SelectItem>
+				))}
+			</SelectContent>
+		</Select>
+	)
+}

src/site/src/components/charts/container-chart.tsx

@@ -0,0 +1,164 @@
+import { Area, AreaChart, CartesianGrid, YAxis } from "recharts"
+import { ChartConfig, ChartContainer, ChartTooltip, ChartTooltipContent, xAxis } from "@/components/ui/chart"
+import { memo, useMemo } from "react"
+import { cn, formatShortDate, chartMargin, toFixedFloat, formatBytes, decimalString } from "@/lib/utils"
+// import Spinner from '../spinner'
+import { useStore } from "@nanostores/react"
+import { $containerFilter, $userSettings } from "@/lib/stores"
+import { ChartData } from "@/types"
+import { Separator } from "../ui/separator"
+import { ChartType, Unit } from "@/lib/enums"
+import { useYAxisWidth } from "./hooks"
+
+export default memo(function ContainerChart({
+	dataKey,
+	chartData,
+	chartType,
+	chartConfig,
+	unit = "%",
+}: {
+	dataKey: string
+	chartData: ChartData
+	chartType: ChartType
+	chartConfig: ChartConfig
+	unit?: string
+}) {
+	const filter = useStore($containerFilter)
+	const userSettings = useStore($userSettings)
+	const { yAxisWidth, updateYAxisWidth } = useYAxisWidth()
+
+	const { containerData } = chartData
+
+	const isNetChart = chartType === ChartType.Network
+
+	const { toolTipFormatter, dataFunction, tickFormatter } = useMemo(() => {
+		const obj = {} as {
+			toolTipFormatter: (item: any, key: string) => React.ReactNode | string
+			dataFunction: (key: string, data: any) => number | null
+			tickFormatter: (value: any) => string
+		}
+		// tick formatter
+		if (chartType === ChartType.CPU) {
+			obj.tickFormatter = (value) => {
+				const val = toFixedFloat(value, 2) + unit
+				return updateYAxisWidth(val)
+			}
+		} else {
+			const chartUnit = isNetChart ? userSettings.unitNet : Unit.Bytes
+			obj.tickFormatter = (val) => {
+				const { value, unit } = formatBytes(val, isNetChart, chartUnit, true)
+				return updateYAxisWidth(toFixedFloat(value, value >= 10 ? 0 : 1) + " " + unit)
+			}
+		}
+		// tooltip formatter
+		if (isNetChart) {
+			obj.toolTipFormatter = (item: any, key: string) => {
+				try {
+					const sent = item?.payload?.[key]?.ns ?? 0
+					const received = item?.payload?.[key]?.nr ?? 0
+					const { value: receivedValue, unit: receivedUnit } = formatBytes(received, true, userSettings.unitNet, true)
+					const { value: sentValue, unit: sentUnit } = formatBytes(sent, true, userSettings.unitNet, true)
+					return (
+						<span className="flex">
+							{decimalString(receivedValue)} {receivedUnit}
+							<span className="opacity-70 ms-0.5"> rx </span>
+							<Separator orientation="vertical" className="h-3 mx-1.5 bg-primary/40" />
+							{decimalString(sentValue)} {sentUnit}
+							<span className="opacity-70 ms-0.5"> tx</span>
+						</span>
+					)
+				} catch (e) {
+					return null
+				}
+			}
+		} else if (chartType === ChartType.Memory) {
+			obj.toolTipFormatter = (item: any) => {
+				const { value, unit } = formatBytes(item.value, false, Unit.Bytes, true)
+				return decimalString(value) + " " + unit
+			}
+		} else {
+			obj.toolTipFormatter = (item: any) => decimalString(item.value) + unit
+		}
+		// data function
+		if (isNetChart) {
+			obj.dataFunction = (key: string, data: any) => (data[key] ? data[key].nr + data[key].ns : null)
+		} else {
+			obj.dataFunction = (key: string, data: any) => data[key]?.[dataKey] ?? null
+		}
+		return obj
+	}, [])
+
+	// Filter with set lookup
+	const filteredKeys = useMemo(() => {
+		if (!filter) {
+			return new Set<string>()
+		}
+		const filterLower = filter.toLowerCase()
+		return new Set(Object.keys(chartConfig).filter((key) => !key.toLowerCase().includes(filterLower)))
+	}, [chartConfig, filter])
+
+	// console.log('rendered at', new Date())
+
+	if (containerData.length === 0) {
+		return null
+	}
+
+	return (
+		<div>
+			<ChartContainer
+				className={cn("h-full w-full absolute aspect-auto bg-card opacity-0 transition-opacity", {
+					"opacity-100": yAxisWidth,
+				})}
+			>
+				<AreaChart
+					accessibilityLayer
+					// syncId={'cpu'}
+					data={containerData}
+					margin={chartMargin}
+					reverseStackOrder={true}
+				>
+					<CartesianGrid vertical={false} />
+					<YAxis
+						direction="ltr"
+						orientation={chartData.orientation}
+						className="tracking-tighter"
+						width={yAxisWidth}
+						tickFormatter={tickFormatter}
+						tickLine={false}
+						axisLine={false}
+					/>
+					{xAxis(chartData)}
+					<ChartTooltip
+						animationEasing="ease-out"
+						animationDuration={150}
+						truncate={true}
+						labelFormatter={(_, data) => formatShortDate(data[0].payload.created)}
+						// @ts-ignore
+						itemSorter={(a, b) => b.value - a.value}
+						content={<ChartTooltipContent filter={filter} contentFormatter={toolTipFormatter} />}
+					/>
+					{Object.keys(chartConfig).map((key) => {
+						const filtered = filteredKeys.has(key)
+						const fillOpacity = filtered ? 0.05 : 0.4
+						const strokeOpacity = filtered ? 0.1 : 1
+						return (
+							<Area
+								key={key}
+								isAnimationActive={false}
+								dataKey={dataFunction.bind(null, key)}
+								name={key}
+								type="monotoneX"
+								fill={chartConfig[key].color}
+								fillOpacity={fillOpacity}
+								stroke={chartConfig[key].color}
+								strokeOpacity={strokeOpacity}
+								activeDot={{ opacity: filtered ? 0 : 1 }}
+								stackId="a"
+							/>
+						)
+					})}
+				</AreaChart>
+			</ChartContainer>
+		</div>
+	)
+})

src/site/src/components/charts/disk-chart.tsx

@@ -0,0 +1,83 @@
+import { Area, AreaChart, CartesianGrid, YAxis } from "recharts"
+import { ChartContainer, ChartTooltip, ChartTooltipContent, xAxis } from "@/components/ui/chart"
+import { cn, formatShortDate, decimalString, chartMargin, formatBytes, toFixedFloat } from "@/lib/utils"
+import { ChartData } from "@/types"
+import { memo } from "react"
+import { useLingui } from "@lingui/react/macro"
+import { Unit } from "@/lib/enums"
+import { useYAxisWidth } from "./hooks"
+
+export default memo(function DiskChart({
+	dataKey,
+	diskSize,
+	chartData,
+}: {
+	dataKey: string
+	diskSize: number
+	chartData: ChartData
+}) {
+	const { yAxisWidth, updateYAxisWidth } = useYAxisWidth()
+	const { t } = useLingui()
+
+	// round to nearest GB
+	if (diskSize >= 100) {
+		diskSize = Math.round(diskSize)
+	}
+
+	if (chartData.systemStats.length === 0) {
+		return null
+	}
+
+	return (
+		<div>
+			<ChartContainer
+				className={cn("h-full w-full absolute aspect-auto bg-card opacity-0 transition-opacity", {
+					"opacity-100": yAxisWidth,
+				})}
+			>
+				<AreaChart accessibilityLayer data={chartData.systemStats} margin={chartMargin}>
+					<CartesianGrid vertical={false} />
+					<YAxis
+						direction="ltr"
+						orientation={chartData.orientation}
+						className="tracking-tighter"
+						width={yAxisWidth}
+						domain={[0, diskSize]}
+						tickCount={9}
+						minTickGap={6}
+						tickLine={false}
+						axisLine={false}
+						tickFormatter={(val) => {
+							const { value, unit } = formatBytes(val * 1024, false, Unit.Bytes, true)
+							return updateYAxisWidth(toFixedFloat(value, value >= 10 ? 0 : 1) + " " + unit)
+						}}
+					/>
+					{xAxis(chartData)}
+					<ChartTooltip
+						animationEasing="ease-out"
+						animationDuration={150}
+						content={
+							<ChartTooltipContent
+								labelFormatter={(_, data) => formatShortDate(data[0].payload.created)}
+								contentFormatter={({ value }) => {
+									const { value: convertedValue, unit } = formatBytes(value * 1024, false, Unit.Bytes, true)
+									return decimalString(convertedValue) + " " + unit
+								}}
+							/>
+						}
+					/>
+					<Area
+						dataKey={dataKey}
+						name={t`Disk Usage`}
+						type="monotoneX"
+						fill="var(--chart-4)"
+						fillOpacity={0.4}
+						stroke="var(--chart-4)"
+						// animationDuration={1200}
+						isAnimationActive={false}
+					/>
+				</AreaChart>
+			</ChartContainer>
+		</div>
+	)
+})

src/site/src/components/charts/gpu-power-chart.tsx

@@ -0,0 +1,106 @@
+import { CartesianGrid, Line, LineChart, YAxis } from "recharts"
+
+import {
+	ChartContainer,
+	ChartLegend,
+	ChartLegendContent,
+	ChartTooltip,
+	ChartTooltipContent,
+	xAxis,
+} from "@/components/ui/chart"
+import { cn, formatShortDate, toFixedFloat, decimalString, chartMargin } from "@/lib/utils"
+import { ChartData } from "@/types"
+import { memo, useMemo } from "react"
+import { useYAxisWidth } from "./hooks"
+
+export default memo(function GpuPowerChart({ chartData }: { chartData: ChartData }) {
+	const { yAxisWidth, updateYAxisWidth } = useYAxisWidth()
+
+	if (chartData.systemStats.length === 0) {
+		return null
+	}
+
+	/** Format temperature data for chart and assign colors */
+	const newChartData = useMemo(() => {
+		const newChartData = { data: [], colors: {} } as {
+			data: Record<string, number | string>[]
+			colors: Record<string, string>
+		}
+		const powerSums = {} as Record<string, number>
+		for (let data of chartData.systemStats) {
+			let newData = { created: data.created } as Record<string, number | string>
+
+			for (let gpu of Object.values(data.stats?.g ?? {})) {
+				if (gpu.p) {
+					const name = gpu.n
+					newData[name] = gpu.p
+					powerSums[name] = (powerSums[name] ?? 0) + newData[name]
+				}
+			}
+			newChartData.data.push(newData)
+		}
+		const keys = Object.keys(powerSums).sort((a, b) => powerSums[b] - powerSums[a])
+		for (let key of keys) {
+			newChartData.colors[key] = `hsl(${((keys.indexOf(key) * 360) / keys.length) % 360}, 60%, 55%)`
+		}
+		return newChartData
+	}, [chartData])
+
+	const colors = Object.keys(newChartData.colors)
+
+	// console.log('rendered at', new Date())
+
+	return (
+		<div>
+			<ChartContainer
+				className={cn("h-full w-full absolute aspect-auto bg-card opacity-0 transition-opacity", {
+					"opacity-100": yAxisWidth,
+				})}
+			>
+				<LineChart accessibilityLayer data={newChartData.data} margin={chartMargin}>
+					<CartesianGrid vertical={false} />
+					<YAxis
+						direction="ltr"
+						orientation={chartData.orientation}
+						className="tracking-tighter"
+						domain={[0, "auto"]}
+						width={yAxisWidth}
+						tickFormatter={(value) => {
+							const val = toFixedFloat(value, 2)
+							return updateYAxisWidth(val + "W")
+						}}
+						tickLine={false}
+						axisLine={false}
+					/>
+					{xAxis(chartData)}
+					<ChartTooltip
+						animationEasing="ease-out"
+						animationDuration={150}
+						// @ts-ignore
+						itemSorter={(a, b) => b.value - a.value}
+						content={
+							<ChartTooltipContent
+								labelFormatter={(_, data) => formatShortDate(data[0].payload.created)}
+								contentFormatter={(item) => decimalString(item.value) + "W"}
+								// indicator="line"
+							/>
+						}
+					/>
+					{colors.map((key) => (
+						<Line
+							key={key}
+							dataKey={key}
+							name={key}
+							type="monotoneX"
+							dot={false}
+							strokeWidth={1.5}
+							stroke={newChartData.colors[key]}
+							isAnimationActive={false}
+						/>
+					))}
+					{colors.length > 1 && <ChartLegend content={<ChartLegendContent />} />}
+				</LineChart>
+			</ChartContainer>
+		</div>
+	)
+})

src/site/src/components/charts/hooks.ts

@@ -0,0 +1,107 @@
+import { useMemo, useState } from "react"
+import { ChartConfig } from "@/components/ui/chart"
+import { ChartData } from "@/types"
+
+/** Chart configurations for CPU, memory, and network usage charts */
+export interface ContainerChartConfigs {
+	cpu: ChartConfig
+	memory: ChartConfig
+	network: ChartConfig
+}
+
+/**
+ * Generates chart configurations for container metrics visualization
+ * @param containerData - Array of container statistics data points
+ * @returns Chart configurations for CPU, memory, and network metrics
+ */
+export function useContainerChartConfigs(containerData: ChartData["containerData"]): ContainerChartConfigs {
+	return useMemo(() => {
+		const configs = {
+			cpu: {} as ChartConfig,
+			memory: {} as ChartConfig,
+			network: {} as ChartConfig,
+		}
+
+		// Aggregate usage metrics for each container
+		const totalUsage = {
+			cpu: new Map<string, number>(),
+			memory: new Map<string, number>(),
+			network: new Map<string, number>(),
+		}
+
+		// Process each data point to calculate totals
+		for (let i = 0; i < containerData.length; i++) {
+			const stats = containerData[i]
+			const containerNames = Object.keys(stats)
+
+			for (let j = 0; j < containerNames.length; j++) {
+				const containerName = containerNames[j]
+				// Skip metadata field
+				if (containerName === "created") {
+					continue
+				}
+
+				const containerStats = stats[containerName]
+				if (!containerStats) {
+					continue
+				}
+
+				// Accumulate metrics for CPU, memory, and network
+				const currentCpu = totalUsage.cpu.get(containerName) ?? 0
+				const currentMemory = totalUsage.memory.get(containerName) ?? 0
+				const currentNetwork = totalUsage.network.get(containerName) ?? 0
+
+				totalUsage.cpu.set(containerName, currentCpu + (containerStats.c ?? 0))
+				totalUsage.memory.set(containerName, currentMemory + (containerStats.m ?? 0))
+				totalUsage.network.set(containerName, currentNetwork + (containerStats.nr ?? 0) + (containerStats.ns ?? 0))
+			}
+		}
+
+		// Generate chart configurations for each metric type
+		Object.entries(totalUsage).forEach(([chartType, usageMap]) => {
+			const sortedContainers = Array.from(usageMap.entries()).sort(([, a], [, b]) => b - a)
+			const chartConfig = {} as Record<string, { label: string; color: string }>
+			const count = sortedContainers.length
+
+			// Generate colors for each container
+			for (let i = 0; i < count; i++) {
+				const [containerName] = sortedContainers[i]
+				const hue = ((i * 360) / count) % 360
+				chartConfig[containerName] = {
+					label: containerName,
+					color: `hsl(${hue}, 60%, 55%)`,
+				}
+			}
+
+			configs[chartType as keyof typeof configs] = chartConfig
+		})
+
+		return configs
+	}, [containerData])
+}
+
+/** Sets the correct width of the y axis in recharts based on the longest label */
+export function useYAxisWidth() {
+	const [yAxisWidth, setYAxisWidth] = useState(0)
+	let maxChars = 0
+	let timeout: ReturnType<typeof setTimeout>
+	function updateYAxisWidth(str: string) {
+		if (str.length > maxChars) {
+			maxChars = str.length
+			const div = document.createElement("div")
+			div.className = "text-xs tabular-nums tracking-tighter table sr-only"
+			div.innerHTML = str
+			clearTimeout(timeout)
+			timeout = setTimeout(() => {
+				document.body.appendChild(div)
+				const width = div.offsetWidth + 24
+				if (width > yAxisWidth) {
+					setYAxisWidth(div.offsetWidth + 24)
+				}
+				document.body.removeChild(div)
+			})
+		}
+		return str
+	}
+	return { yAxisWidth, updateYAxisWidth }
+}

src/site/src/components/charts/load-average-chart.tsx

@@ -0,0 +1,97 @@
+import { CartesianGrid, Line, LineChart, YAxis } from "recharts"
+
+import {
+	ChartContainer,
+	ChartLegend,
+	ChartLegendContent,
+	ChartTooltip,
+	ChartTooltipContent,
+	xAxis,
+} from "@/components/ui/chart"
+import { cn, formatShortDate, toFixedFloat, decimalString, chartMargin } from "@/lib/utils"
+import { ChartData, SystemStats } from "@/types"
+import { memo } from "react"
+import { t } from "@lingui/core/macro"
+import { useYAxisWidth } from "./hooks"
+
+export default memo(function LoadAverageChart({ chartData }: { chartData: ChartData }) {
+	const { yAxisWidth, updateYAxisWidth } = useYAxisWidth()
+
+	const keys: { legacy: keyof SystemStats; color: string; label: string }[] = [
+		{
+			legacy: "l1",
+			color: "hsl(271, 81%, 60%)", // Purple
+			label: t({ message: `1 min`, comment: "Load average" }),
+		},
+		{
+			legacy: "l5",
+			color: "hsl(217, 91%, 60%)", // Blue
+			label: t({ message: `5 min`, comment: "Load average" }),
+		},
+		{
+			legacy: "l15",
+			color: "hsl(25, 95%, 53%)", // Orange
+			label: t({ message: `15 min`, comment: "Load average" }),
+		},
+	]
+
+	return (
+		<div>
+			<ChartContainer
+				className={cn("h-full w-full absolute aspect-auto bg-card opacity-0 transition-opacity", {
+					"opacity-100": yAxisWidth,
+				})}
+			>
+				<LineChart accessibilityLayer data={chartData.systemStats} margin={chartMargin}>
+					<CartesianGrid vertical={false} />
+					<YAxis
+						direction="ltr"
+						orientation={chartData.orientation}
+						className="tracking-tighter"
+						domain={[0, "auto"]}
+						width={yAxisWidth}
+						tickFormatter={(value) => {
+							return updateYAxisWidth(String(toFixedFloat(value, 2)))
+						}}
+						tickLine={false}
+						axisLine={false}
+					/>
+					{xAxis(chartData)}
+					<ChartTooltip
+						animationEasing="ease-out"
+						animationDuration={150}
+						// @ts-ignore
+						// itemSorter={(a, b) => b.value - a.value}
+						content={
+							<ChartTooltipContent
+								labelFormatter={(_, data) => formatShortDate(data[0].payload.created)}
+								contentFormatter={(item) => decimalString(item.value)}
+							/>
+						}
+					/>
+					{keys.map(({ legacy, color, label }, i) => {
+						const dataKey = (value: { stats: SystemStats }) => {
+							if (chartData.agentVersion.patch < 1) {
+								return value.stats?.[legacy]
+							}
+							return value.stats?.la?.[i] ?? value.stats?.[legacy]
+						}
+						return (
+							<Line
+								key={i}
+								dataKey={dataKey}
+								name={label}
+								type="monotoneX"
+								dot={false}
+								strokeWidth={1.5}
+								stroke={color}
+								isAnimationActive={false}
+							/>
+						)
+					})}
+					<ChartLegend content={<ChartLegendContent />} />
+				</LineChart>
+			</ChartContainer>
+		</div>
+	)
+})

src/site/src/components/charts/mem-chart.tsx

@@ -0,0 +1,107 @@
+import { Area, AreaChart, CartesianGrid, YAxis } from "recharts"
+import { ChartContainer, ChartTooltip, ChartTooltipContent, xAxis } from "@/components/ui/chart"
+import { cn, decimalString, formatShortDate, chartMargin, formatBytes, toFixedFloat } from "@/lib/utils"
+import { memo } from "react"
+import { ChartData } from "@/types"
+import { useLingui } from "@lingui/react/macro"
+import { Unit } from "@/lib/enums"
+import { useYAxisWidth } from "./hooks"
+
+export default memo(function MemChart({ chartData, showMax }: { chartData: ChartData; showMax: boolean }) {
+	const { yAxisWidth, updateYAxisWidth } = useYAxisWidth()
+	const { t } = useLingui()
+
+	const totalMem = toFixedFloat(chartData.systemStats.at(-1)?.stats.m ?? 0, 1)
+
+	// console.log('rendered at', new Date())
+
+	if (chartData.systemStats.length === 0) {
+		return null
+	}
+
+	return (
+		<div>
+			{/* {!yAxisSet && <Spinner />} */}
+			<ChartContainer
+				className={cn("h-full w-full absolute aspect-auto bg-card opacity-0 transition-opacity", {
+					"opacity-100": yAxisWidth,
+				})}
+			>
+				<AreaChart accessibilityLayer data={chartData.systemStats} margin={chartMargin}>
+					<CartesianGrid vertical={false} />
+					{totalMem && (
+						<YAxis
+							direction="ltr"
+							orientation={chartData.orientation}
+							// use "ticks" instead of domain / tickcount if need more control
+							domain={[0, totalMem]}
+							tickCount={9}
+							className="tracking-tighter"
+							width={yAxisWidth}
+							tickLine={false}
+							axisLine={false}
+							tickFormatter={(value) => {
+								const { value: convertedValue, unit } = formatBytes(value * 1024, false, Unit.Bytes, true)
+								return updateYAxisWidth(toFixedFloat(convertedValue, value >= 10 ? 0 : 1) + " " + unit)
+							}}
+						/>
+					)}
+					{xAxis(chartData)}
+					<ChartTooltip
+						// cursor={false}
+						animationEasing="ease-out"
+						animationDuration={150}
+						content={
+							<ChartTooltipContent
+								// @ts-ignore
+								itemSorter={(a, b) => a.order - b.order}
+								labelFormatter={(_, data) => formatShortDate(data[0].payload.created)}
+								contentFormatter={({ value }) => {
+									// mem values are supplied as GB
+									const { value: convertedValue, unit } = formatBytes(value * 1024, false, Unit.Bytes, true)
+									return decimalString(convertedValue, convertedValue >= 100 ? 1 : 2) + " " + unit
+								}}
+							/>
+						}
+					/>
+					<Area
+						name={t`Used`}
+						order={3}
+						dataKey={({ stats }) => (showMax ? stats?.mm : stats?.mu)}
+						type="monotoneX"
+						fill="var(--chart-2)"
+						fillOpacity={0.4}
+						stroke="var(--chart-2)"
+						stackId="1"
+						isAnimationActive={false}
+					/>
+					{/* {chartData.systemStats.at(-1)?.stats.mz && ( */}
+					<Area
+						name="ZFS ARC"
+						order={2}
+						dataKey={({ stats }) => (showMax ? null : stats?.mz)}
+						type="monotoneX"
+						fill="hsla(175 60% 45% / 0.8)"
+						fillOpacity={0.5}
+						stroke="hsla(175 60% 45% / 0.8)"
+						stackId="1"
+						isAnimationActive={false}
+					/>
+					{/* )} */}
+					<Area
+						name={t`Cache / Buffers`}
+						order={1}
+						dataKey={({ stats }) => (showMax ? null : stats?.mb)}
+						type="monotoneX"
+						fill="hsla(160 60% 45% / 0.5)"
+						fillOpacity={0.4}
+						stroke="hsla(160 60% 45% / 0.5)"
+						stackId="1"
+						isAnimationActive={false}
+					/>
+					{/* <ChartLegend content={<ChartLegendContent />} /> */}
+				</AreaChart>
+			</ChartContainer>
+		</div>
+	)
+})

src/site/src/components/charts/swap-chart.tsx

@@ -0,0 +1,71 @@
+import { t } from "@lingui/core/macro"
+
+import { Area, AreaChart, CartesianGrid, YAxis } from "recharts"
+import { ChartContainer, ChartTooltip, ChartTooltipContent, xAxis } from "@/components/ui/chart"
+import { cn, formatShortDate, decimalString, chartMargin, formatBytes, toFixedFloat } from "@/lib/utils"
+import { ChartData } from "@/types"
+import { memo } from "react"
+import { $userSettings } from "@/lib/stores"
+import { useStore } from "@nanostores/react"
+import { useYAxisWidth } from "./hooks"
+
+export default memo(function SwapChart({ chartData }: { chartData: ChartData }) {
+	const { yAxisWidth, updateYAxisWidth } = useYAxisWidth()
+	const userSettings = useStore($userSettings)
+
+	if (chartData.systemStats.length === 0) {
+		return null
+	}
+
+	return (
+		<div>
+			<ChartContainer
+				className={cn("h-full w-full absolute aspect-auto bg-card opacity-0 transition-opacity", {
+					"opacity-100": yAxisWidth,
+				})}
+			>
+				<AreaChart accessibilityLayer data={chartData.systemStats} margin={chartMargin}>
+					<CartesianGrid vertical={false} />
+					<YAxis
+						direction="ltr"
+						orientation={chartData.orientation}
+						className="tracking-tighter"
+						domain={[0, () => toFixedFloat(chartData.systemStats.at(-1)?.stats.s ?? 0.04, 2)]}
+						width={yAxisWidth}
+						tickLine={false}
+						axisLine={false}
+						tickFormatter={(value) => {
+							const { value: convertedValue, unit } = formatBytes(value * 1024, false, userSettings.unitDisk, true)
+							return updateYAxisWidth(toFixedFloat(convertedValue, value >= 10 ? 0 : 1) + " " + unit)
+						}}
+					/>
+					{xAxis(chartData)}
+					<ChartTooltip
+						animationEasing="ease-out"
+						animationDuration={150}
+						content={
+							<ChartTooltipContent
+								labelFormatter={(_, data) => formatShortDate(data[0].payload.created)}
+								contentFormatter={({ value }) => {
+									// mem values are supplied as GB
+									const { value: convertedValue, unit } = formatBytes(value * 1024, false, userSettings.unitDisk, true)
+									return decimalString(convertedValue, convertedValue >= 100 ? 1 : 2) + " " + unit
+								}}
+								// indicator="line"
+							/>
+						}
+					/>
+					<Area
+						dataKey="stats.su"
+						name={t`Used`}
+						type="monotoneX"
+						fill="var(--chart-2)"
+						fillOpacity={0.4}
+						stroke="var(--chart-2)"
+						isAnimationActive={false}
+					/>
+				</AreaChart>
+			</ChartContainer>
+		</div>
+	)
+})

src/site/src/components/charts/temperature-chart.tsx

@@ -0,0 +1,117 @@
+import { CartesianGrid, Line, LineChart, YAxis } from "recharts"
+
+import {
+	ChartContainer,
+	ChartLegend,
+	ChartLegendContent,
+	ChartTooltip,
+	ChartTooltipContent,
+	xAxis,
+} from "@/components/ui/chart"
+import { cn, formatShortDate, toFixedFloat, chartMargin, formatTemperature, decimalString } from "@/lib/utils"
+import { ChartData } from "@/types"
+import { memo, useMemo } from "react"
+import { $temperatureFilter, $userSettings } from "@/lib/stores"
+import { useStore } from "@nanostores/react"
+import { useYAxisWidth } from "./hooks"
+
+export default memo(function TemperatureChart({ chartData }: { chartData: ChartData }) {
+	const filter = useStore($temperatureFilter)
+	const userSettings = useStore($userSettings)
+	const { yAxisWidth, updateYAxisWidth } = useYAxisWidth()
+
+	if (chartData.systemStats.length === 0) {
+		return null
+	}
+
+	/** Format temperature data for chart and assign colors */
+	const newChartData = useMemo(() => {
+		const newChartData = { data: [], colors: {} } as {
+			data: Record<string, number | string>[]
+			colors: Record<string, string>
+		}
+		const tempSums = {} as Record<string, number>
+		for (let data of chartData.systemStats) {
+			let newData = { created: data.created } as Record<string, number | string>
+			let keys = Object.keys(data.stats?.t ?? {})
+			for (let i = 0; i < keys.length; i++) {
+				let key = keys[i]
+				newData[key] = data.stats.t![key]
+				tempSums[key] = (tempSums[key] ?? 0) + newData[key]
+			}
+			newChartData.data.push(newData)
+		}
+		const keys = Object.keys(tempSums).sort((a, b) => tempSums[b] - tempSums[a])
+		for (let key of keys) {
+			newChartData.colors[key] = `hsl(${((keys.indexOf(key) * 360) / keys.length) % 360}, 60%, 55%)`
+		}
+		return newChartData
+	}, [chartData])
+
+	const colors = Object.keys(newChartData.colors)
+
+	// console.log('rendered at', new Date())
+
+	return (
+		<div>
+			<ChartContainer
+				className={cn("h-full w-full absolute aspect-auto bg-card opacity-0 transition-opacity", {
+					"opacity-100": yAxisWidth,
+				})}
+			>
+				<LineChart accessibilityLayer data={newChartData.data} margin={chartMargin}>
+					<CartesianGrid vertical={false} />
+					<YAxis
+						direction="ltr"
+						orientation={chartData.orientation}
+						className="tracking-tighter"
+						domain={[0, "auto"]}
+						width={yAxisWidth}
+						tickFormatter={(val) => {
+							const { value, unit } = formatTemperature(val, userSettings.unitTemp)
+							return updateYAxisWidth(toFixedFloat(value, 2) + " " + unit)
+						}}
+						tickLine={false}
+						axisLine={false}
+					/>
+					{xAxis(chartData)}
+					<ChartTooltip
+						animationEasing="ease-out"
+						animationDuration={150}
+						// @ts-ignore
+						itemSorter={(a, b) => b.value - a.value}
+						content={
+							<ChartTooltipContent
+								labelFormatter={(_, data) => formatShortDate(data[0].payload.created)}
+								contentFormatter={(item) => {
+									const { value, unit } = formatTemperature(item.value, userSettings.unitTemp)
+									return decimalString(value) + " " + unit
+								}}
+								filter={filter}
+							/>
+						}
+					/>
+					{colors.map((key) => {
+						const filtered = filter && !key.toLowerCase().includes(filter.toLowerCase())
+						let strokeOpacity = filtered ? 0.1 : 1
+						return (
+							<Line
+								key={key}
+								dataKey={key}
+								name={key}
+								type="monotoneX"
+								dot={false}
+								strokeWidth={1.5}
+								stroke={newChartData.colors[key]}
+								strokeOpacity={strokeOpacity}
+								activeDot={{ opacity: filtered ? 0 : 1 }}
+								isAnimationActive={false}
+							/>
+						)
+					})}
+					{colors.length < 12 && <ChartLegend content={<ChartLegendContent />} />}
+				</LineChart>
+			</ChartContainer>
+		</div>
+	)
+})

src/site/src/components/command-palette.tsx

@@ -0,0 +1,225 @@
+import {
+	AlertOctagonIcon,
+	BookIcon,
+	DatabaseBackupIcon,
+	FingerprintIcon,
+	LayoutDashboard,
+	LogsIcon,
+	MailIcon,
+	Server,
+	SettingsIcon,
+	UsersIcon,
+} from "lucide-react"
+
+import {
+	CommandDialog,
+	CommandEmpty,
+	CommandGroup,
+	CommandInput,
+	CommandItem,
+	CommandList,
+	CommandSeparator,
+	CommandShortcut,
+} from "@/components/ui/command"
+import { memo, useEffect, useMemo } from "react"
+import { $systems } from "@/lib/stores"
+import { getHostDisplayValue, listen } from "@/lib/utils"
+import { $router, basePath, navigate, prependBasePath } from "./router"
+import { Trans } from "@lingui/react/macro"
+import { t } from "@lingui/core/macro"
+import { getPagePath } from "@nanostores/router"
+import { DialogDescription } from "@radix-ui/react-dialog"
+import { isAdmin } from "@/lib/api"
+
+export default memo(function CommandPalette({ open, setOpen }: { open: boolean; setOpen: (open: boolean) => void }) {
+	useEffect(() => {
+		const down = (e: KeyboardEvent) => {
+			if (e.key === "k" && (e.metaKey || e.ctrlKey)) {
+				e.preventDefault()
+				setOpen(!open)
+			}
+		}
+		return listen(document, "keydown", down)
+	}, [open, setOpen])
+
+	return useMemo(() => {
+		const systems = $systems.get()
+		const SettingsShortcut = (
+			<CommandShortcut>
+				<Trans>Settings</Trans>
+			</CommandShortcut>
+		)
+		const AdminShortcut = (
+			<CommandShortcut>
+				<Trans>Admin</Trans>
+			</CommandShortcut>
+		)
+		return (
+			<CommandDialog open={open} onOpenChange={setOpen}>
+				<DialogDescription className="sr-only">Command palette</DialogDescription>
+				<CommandInput placeholder={t`Search for systems or settings...`} />
+				<CommandList>
+					{systems.length > 0 && (
+						<>
+							<CommandGroup>
+								{systems.map((system) => (
+									<CommandItem
+										key={system.id}
+										onSelect={() => {
+											navigate(getPagePath($router, "system", { name: system.name }))
+											setOpen(false)
+										}}
+									>
+										<Server className="me-2 size-4" />
+										<span className="max-w-60 truncate">{system.name}</span>
+										<CommandShortcut>{getHostDisplayValue(system)}</CommandShortcut>
+									</CommandItem>
+								))}
+							</CommandGroup>
+							<CommandSeparator className="mb-1.5" />
+						</>
+					)}
+					<CommandGroup heading={t`Pages / Settings`}>
+						<CommandItem
+							keywords={["home"]}
+							onSelect={() => {
+								navigate(basePath)
+								setOpen(false)
+							}}
+						>
+							<LayoutDashboard className="me-2 size-4" />
+							<span>
+								<Trans>Dashboard</Trans>
+							</span>
+							<CommandShortcut>
+								<Trans>Page</Trans>
+							</CommandShortcut>
+						</CommandItem>
+						<CommandItem
+							onSelect={() => {
+								navigate(getPagePath($router, "settings", { name: "general" }))
+								setOpen(false)
+							}}
+						>
+							<SettingsIcon className="me-2 size-4" />
+							<span>
+								<Trans>Settings</Trans>
+							</span>
+							{SettingsShortcut}
+						</CommandItem>
+						<CommandItem
+							keywords={["alerts"]}
+							onSelect={() => {
+								navigate(getPagePath($router, "settings", { name: "notifications" }))
+								setOpen(false)
+							}}
+						>
+							<MailIcon className="me-2 size-4" />
+							<span>
+								<Trans>Notifications</Trans>
+							</span>
+							{SettingsShortcut}
+						</CommandItem>
+						<CommandItem
+							keywords={[t`Universal token`]}
+							onSelect={() => {
+								navigate(getPagePath($router, "settings", { name: "tokens" }))
+								setOpen(false)
+							}}
+						>
+							<FingerprintIcon className="me-2 size-4" />
+							<span>
+								<Trans>Tokens & Fingerprints</Trans>
+							</span>
+							{SettingsShortcut}
+						</CommandItem>
+						<CommandItem
+							onSelect={() => {
+								navigate(getPagePath($router, "settings", { name: "alert-history" }))
+								setOpen(false)
+							}}
+						>
+							<AlertOctagonIcon className="me-2 size-4" />
+							<span>
+								<Trans>Alert History</Trans>
+							</span>
+							{SettingsShortcut}
+						</CommandItem>
+						<CommandItem
+							keywords={["help", "oauth", "oidc"]}
+							onSelect={() => {
+								window.location.href = "https://beszel.dev/guide/what-is-beszel"
+							}}
+						>
+							<BookIcon className="me-2 size-4" />
+							<span>
+								<Trans>Documentation</Trans>
+							</span>
+							<CommandShortcut>beszel.dev</CommandShortcut>
+						</CommandItem>
+					</CommandGroup>
+					{isAdmin() && (
+						<>
+							<CommandSeparator className="mb-1.5" />
+							<CommandGroup heading={t`Admin`}>
+								<CommandItem
+									keywords={["pocketbase"]}
+									onSelect={() => {
+										setOpen(false)
+										window.open(prependBasePath("/_/"), "_blank")
+									}}
+								>
+									<UsersIcon className="me-2 size-4" />
+									<span>
+										<Trans>Users</Trans>
+									</span>
+									{AdminShortcut}
+								</CommandItem>
+								<CommandItem
+									onSelect={() => {
+										setOpen(false)
+										window.open(prependBasePath("/_/#/logs"), "_blank")
+									}}
+								>
+									<LogsIcon className="me-2 size-4" />
+									<span>
+										<Trans>Logs</Trans>
+									</span>
+									{AdminShortcut}
+								</CommandItem>
+								<CommandItem
+									onSelect={() => {
+										setOpen(false)
+										window.open(prependBasePath("/_/#/settings/backups"), "_blank")
+									}}
+								>
+									<DatabaseBackupIcon className="me-2 size-4" />
+									<span>
+										<Trans>Backups</Trans>
+									</span>
+									{AdminShortcut}
+								</CommandItem>
+								<CommandItem
+									keywords={["email"]}
+									onSelect={() => {
+										setOpen(false)
+										window.open(prependBasePath("/_/#/settings/mail"), "_blank")
+									}}
+								>
+									<MailIcon className="me-2 size-4" />
+									<span>
+										<Trans>SMTP settings</Trans>
+									</span>
+									{AdminShortcut}
+								</CommandItem>
+							</CommandGroup>
+						</>
+					)}
+					<CommandEmpty>
+						<Trans>No results found.</Trans>
+					</CommandEmpty>
+				</CommandList>
+			</CommandDialog>
+		)
+	}, [open])
+})

src/site/src/components/copy-to-clipboard.tsx

@@ -0,0 +1,51 @@
+import { Trans } from "@lingui/react/macro";
+import { useEffect, useMemo, useRef } from "react"
+import { Dialog, DialogContent, DialogDescription, DialogHeader, DialogTitle } from "./ui/dialog"
+import { Textarea } from "./ui/textarea"
+import { $copyContent } from "@/lib/stores"
+
+export default function CopyToClipboard({ content }: { content: string }) {
+	return (
+		<Dialog defaultOpen={true}>
+			<DialogContent className="w-[90%] rounded-lg md:pt-4" style={{ maxWidth: 530 }}>
+				<DialogHeader>
+					<DialogTitle>
+						<Trans>Copy text</Trans>
+					</DialogTitle>
+					<DialogDescription className="hidden xs:block">
+						<Trans>Automatic copy requires a secure context.</Trans>
+					</DialogDescription>
+				</DialogHeader>
+				<CopyTextarea content={content} />
+			</DialogContent>
+		</Dialog>
+	)
+}
+
+function CopyTextarea({ content }: { content: string }) {
+	const textareaRef = useRef<HTMLTextAreaElement>(null)
+
+	const rows = useMemo(() => {
+		return content.split("\n").length
+	}, [content])
+
+	useEffect(() => {
+		if (textareaRef.current) {
+			textareaRef.current.select()
+		}
+	}, [textareaRef])
+
+	useEffect(() => {
+		return () => $copyContent.set("")
+	}, [])
+
+	return (
+		<Textarea
+			className="font-mono overflow-hidden whitespace-pre"
+			rows={rows}
+			value={content}
+			readOnly
+			ref={textareaRef}
+		/>
+	)
+}

src/site/src/components/install-dropdowns.tsx

@@ -0,0 +1,99 @@
+import { memo } from "react"
+import { DropdownMenuContent, DropdownMenuItem } from "./ui/dropdown-menu"
+import { copyToClipboard, getHubURL } from "@/lib/utils"
+import { i18n } from "@lingui/core"
+
+// const isbeta = beszel.hub_version.includes("beta")
+// const imagetag = isbeta ? ":edge" : ""
+
+/**
+ * Get the URL of the script to install the agent.
+ * @param path - The path to the script (e.g. "/brew").
+ * @returns The URL for the script.
+ */
+const getScriptUrl = (path: string = "") => {
+	return `https://get.beszel.dev${path}`
+	// no beta for now
+	// const url = new URL("https://get.beszel.dev")
+	// url.pathname = path
+	// if (isBeta) {
+	// 	url.searchParams.set("beta", "1")
+	// }
+	// return url.toString()
+}
+
+export function copyDockerCompose(port = "45876", publicKey: string, token: string) {
+	copyToClipboard(`services:
+  beszel-agent:
+    image: henrygd/beszel-agent
+    container_name: beszel-agent
+    restart: unless-stopped
+    network_mode: host
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock:ro
+      - ./beszel_agent_data:/var/lib/beszel-agent
+      # monitor other disks / partitions by mounting a folder in /extra-filesystems
+      # - /mnt/disk/.beszel:/extra-filesystems/sda1:ro
+    environment:
+      LISTEN: ${port}
+      KEY: '${publicKey}'
+      TOKEN: ${token}
+      HUB_URL: ${getHubURL()}`)
+}
+
+export function copyDockerRun(port = "45876", publicKey: string, token: string) {
+	copyToClipboard(
+		`docker run -d --name beszel-agent --network host --restart unless-stopped -v /var/run/docker.sock:/var/run/docker.sock:ro -v ./beszel_agent_data:/var/lib/beszel-agent -e KEY="${publicKey}" -e LISTEN=${port} -e TOKEN="${token}" -e HUB_URL="${getHubURL()}" henrygd/beszel-agent`
+	)
+}
+
+export function copyLinuxCommand(port = "45876", publicKey: string, token: string, brew = false) {
+	let cmd = `curl -sL ${getScriptUrl(
+		brew ? "/brew" : ""
+	)} -o /tmp/install-agent.sh && chmod +x /tmp/install-agent.sh && /tmp/install-agent.sh -p ${port} -k "${publicKey}" -t "${token}" -url "${getHubURL()}"`
+	// brew script does not support --china-mirrors
+	if (!brew && (i18n.locale + navigator.language).includes("zh-CN")) {
+		cmd += ` --china-mirrors`
+	}
+	copyToClipboard(cmd)
+}
+
+export function copyWindowsCommand(port = "45876", publicKey: string, token: string) {
+	copyToClipboard(
+		`& iwr -useb ${getScriptUrl()} -OutFile "$env:TEMP\\install-agent.ps1"; & Powershell -ExecutionPolicy Bypass -File "$env:TEMP\\install-agent.ps1" -Key "${publicKey}" -Port ${port} -Token "${token}" -Url "${getHubURL()}"`
+	)
+}
+
+export interface DropdownItem {
+	text: string
+	onClick?: () => void
+	url?: string
+	icons?: React.ComponentType<React.SVGProps<SVGSVGElement>>[]
+}
+
+export const InstallDropdown = memo(({ items }: { items: DropdownItem[] }) => {
+	return (
+		<DropdownMenuContent align="end">
+			{items.map((item, index) => {
+				const className = "cursor-pointer flex items-center gap-1.5"
+				return item.url ? (
+					<DropdownMenuItem key={index} asChild>
+						<a href={item.url} className={className} target="_blank" rel="noopener noreferrer">
+							{item.text}{" "}
+							{item.icons?.map((Icon, iconIndex) => (
+								<Icon key={iconIndex} className="size-4" />
+							))}
+						</a>
+					</DropdownMenuItem>
+				) : (
+					<DropdownMenuItem key={index} onClick={item.onClick} className={className}>
+						{item.text}{" "}
+						{item.icons?.map((Icon, iconIndex) => (
+							<Icon key={iconIndex} className="size-4" />
+						))}
+					</DropdownMenuItem>
+				)
+			})}
+		</DropdownMenuContent>
+	)
+})

src/site/src/components/lang-toggle.tsx

@@ -0,0 +1,34 @@
+import { LanguagesIcon } from "lucide-react"
+
+import { Button } from "@/components/ui/button"
+import { DropdownMenu, DropdownMenuContent, DropdownMenuItem, DropdownMenuTrigger } from "@/components/ui/dropdown-menu"
+import languages from "@/lib/languages"
+import { cn } from "@/lib/utils"
+import { useLingui } from "@lingui/react/macro"
+import { dynamicActivate } from "@/lib/i18n"
+
+export function LangToggle() {
+	const { i18n } = useLingui()
+
+	return (
+		<DropdownMenu>
+			<DropdownMenuTrigger asChild>
+				<Button variant={"ghost"} size="icon" className="hidden 450:flex">
+					<LanguagesIcon className="absolute h-[1.2rem] w-[1.2rem] light:opacity-85" />
+					<span className="sr-only">Language</span>
+				</Button>
+			</DropdownMenuTrigger>
+			<DropdownMenuContent className="grid grid-cols-3">
+				{languages.map(({ lang, label, e }) => (
+					<DropdownMenuItem
+						key={lang}
+						className={cn("px-2.5 flex gap-2.5 cursor-pointer", lang === i18n.locale && "bg-accent/70 font-medium")}
+						onClick={() => dynamicActivate(lang)}
+					>
+						<span>{e}</span> {label}
+					</DropdownMenuItem>
+				))}
+			</DropdownMenuContent>
+		</DropdownMenu>
+	)
+}

src/site/src/components/login/auth-form.tsx

@@ -0,0 +1,342 @@
+import { t } from "@lingui/core/macro"
+import { Trans } from "@lingui/react/macro"
+import { cn } from "@/lib/utils"
+import { buttonVariants } from "@/components/ui/button"
+import { Input } from "@/components/ui/input"
+import { Label } from "@/components/ui/label"
+import { LoaderCircle, LockIcon, LogInIcon, MailIcon } from "lucide-react"
+import { $authenticated } from "@/lib/stores"
+import * as v from "valibot"
+import { toast } from "../ui/use-toast"
+import { Dialog, DialogContent, DialogTrigger, DialogHeader, DialogTitle } from "@/components/ui/dialog"
+import { useCallback, useEffect, useState } from "react"
+import { AuthMethodsList, AuthProviderInfo, OAuth2AuthConfig } from "pocketbase"
+import { $router, Link, prependBasePath } from "../router"
+import { getPagePath } from "@nanostores/router"
+import { pb } from "@/lib/api"
+
+const honeypot = v.literal("")
+const emailSchema = v.pipe(v.string(), v.email(t`Invalid email address.`))
+const passwordSchema = v.pipe(
+	v.string(),
+	v.minLength(8, t`Password must be at least 8 characters.`),
+	v.maxBytes(72, t`Password must be less than 72 bytes.`)
+)
+
+const LoginSchema = v.looseObject({
+	name: honeypot,
+	email: emailSchema,
+	password: passwordSchema,
+})
+
+const RegisterSchema = v.looseObject({
+	name: honeypot,
+	email: emailSchema,
+	password: passwordSchema,
+	passwordConfirm: passwordSchema,
+})
+
+const showLoginFaliedToast = () => {
+	toast({
+		title: t`Login attempt failed`,
+		description: t`Please check your credentials and try again`,
+		variant: "destructive",
+	})
+}
+
+const getAuthProviderIcon = (provider: AuthProviderInfo) => {
+	let { name } = provider
+	if (name.startsWith("oidc")) {
+		name = "oidc"
+	}
+	return prependBasePath(`/_/images/oauth2/${name}.svg`)
+}
+
+export function UserAuthForm({
+	className,
+	isFirstRun,
+	authMethods,
+	...props
+}: {
+	className?: string
+	isFirstRun: boolean
+	authMethods: AuthMethodsList
+}) {
+	const [isLoading, setIsLoading] = useState<boolean>(false)
+	const [isOauthLoading, setIsOauthLoading] = useState<boolean>(false)
+	const [errors, setErrors] = useState<Record<string, string | undefined>>({})
+
+	const handleSubmit = useCallback(
+		async (e: React.FormEvent<HTMLFormElement>) => {
+			e.preventDefault()
+			setIsLoading(true)
+			// store email for later use if mfa is enabled
+			let email = ""
+			try {
+				const formData = new FormData(e.target as HTMLFormElement)
+				const data = Object.fromEntries(formData) as Record<string, any>
+				const Schema = isFirstRun ? RegisterSchema : LoginSchema
+				const result = v.safeParse(Schema, data)
+				if (!result.success) {
+					console.log(result)
+					let errors = {}
+					for (const issue of result.issues) {
+						// @ts-ignore
+						errors[issue.path[0].key] = issue.message
+					}
+					setErrors(errors)
+					return
+				}
+				const { password, passwordConfirm } = result.output
+				email = result.output.email
+				if (isFirstRun) {
+					// check that passwords match
+					if (password !== passwordConfirm) {
+						let msg = "Passwords do not match"
+						setErrors({ passwordConfirm: msg })
+						return
+					}
+					await pb.send("/api/beszel/create-user", {
+						method: "POST",
+						body: JSON.stringify({ email, password }),
+					})
+					await pb.collection("users").authWithPassword(email, password)
+				} else {
+					await pb.collection("users").authWithPassword(email, password)
+				}
+				$authenticated.set(true)
+			} catch (err: any) {
+				showLoginFaliedToast()
+				// todo: implement MFA
+				// const mfaId = err.response?.mfaId
+				// if (!mfaId) {
+				// 	showLoginFaliedToast()
+				// 	throw err
+				// }
+				// the user needs to authenticate again with another auth method, for example OTP
+				// const result = await pb.collection("users").requestOTP(email)
+				// ... show a modal for users to check their email and to enter the received code ...
+				// await pb.collection("users").authWithOTP(result.otpId, "EMAIL_CODE", { mfaId: mfaId })
+			} finally {
+				setIsLoading(false)
+			}
+		},
+		[isFirstRun]
+	)
+
+	if (!authMethods) {
+		return null
+	}
+
+	const authProviders = authMethods.oauth2.providers ?? []
+	const oauthEnabled = authMethods.oauth2.enabled && authProviders.length > 0
+	const passwordEnabled = authMethods.password.enabled
+
+	function loginWithOauth(provider: AuthProviderInfo, forcePopup = false) {
+		setIsOauthLoading(true)
+		const oAuthOpts: OAuth2AuthConfig = {
+			provider: provider.name,
+		}
+		// https://github.com/pocketbase/pocketbase/discussions/2429#discussioncomment-5943061
+		if (forcePopup || navigator.userAgent.match(/iPhone|iPad|iPod/i)) {
+			const authWindow = window.open()
+			if (!authWindow) {
+				setIsOauthLoading(false)
+				toast({
+					title: t`Error`,
+					description: t`Please enable pop-ups for this site`,
+				})
+				return
+			}
+			oAuthOpts.urlCallback = (url) => {
+				authWindow.location.href = url
+			}
+		}
+		pb.collection("users")
+			.authWithOAuth2(oAuthOpts)
+			.then(() => {
+				$authenticated.set(pb.authStore.isValid)
+			})
+			.catch(showLoginFaliedToast)
+			.finally(() => {
+				setIsOauthLoading(false)
+			})
+	}
+
+	useEffect(() => {
+		// auto login if password disabled and only one auth provider
+		if (!passwordEnabled && authProviders.length === 1 && !sessionStorage.getItem("lo")) {
+			// Add a small timeout to ensure browser is ready to handle popups
+			setTimeout(() => {
+				loginWithOauth(authProviders[0], true)
+			}, 300)
+		}
+	}, [])
+
+	return (
+		<div className={cn("grid gap-6", className)} {...props}>
+			{passwordEnabled && (
+				<>
+					<form onSubmit={handleSubmit} onChange={() => setErrors({})}>
+						<div className="grid gap-2.5">
+							<div className="grid gap-1 relative">
+								<MailIcon className="absolute left-3 top-3 h-4 w-4 text-muted-foreground" />
+								<Label className="sr-only" htmlFor="email">
+									<Trans>Email</Trans>
+								</Label>
+								<Input
+									id="email"
+									name="email"
+									required
+									placeholder="name@example.com"
+									type="text"
+									autoCapitalize="none"
+									autoComplete="email"
+									autoCorrect="off"
+									disabled={isLoading || isOauthLoading}
+									className={cn("ps-9", errors?.email && "border-red-500")}
+								/>
+								{errors?.email && <p className="px-1 text-xs text-red-600">{errors.email}</p>}
+							</div>
+							<div className="grid gap-1 relative">
+								<LockIcon className="absolute left-3 top-3 h-4 w-4 text-muted-foreground" />
+								<Label className="sr-only" htmlFor="pass">
+									<Trans>Password</Trans>
+								</Label>
+								<Input
+									id="pass"
+									name="password"
+									placeholder={t`Password`}
+									required
+									type="password"
+									autoComplete="current-password"
+									disabled={isLoading || isOauthLoading}
+									className={cn("ps-9", errors?.password && "border-red-500")}
+								/>
+								{errors?.password && <p className="px-1 text-xs text-red-600">{errors.password}</p>}
+							</div>
+							{isFirstRun && (
+								<div className="grid gap-1 relative">
+									<LockIcon className="absolute left-3 top-3 h-4 w-4 text-muted-foreground" />
+									<Label className="sr-only" htmlFor="pass2">
+										<Trans>Confirm password</Trans>
+									</Label>
+									<Input
+										id="pass2"
+										name="passwordConfirm"
+										placeholder={t`Confirm password`}
+										required
+										type="password"
+										autoComplete="current-password"
+										disabled={isLoading || isOauthLoading}
+										className={cn("ps-9", errors?.password && "border-red-500")}
+									/>
+									{errors?.passwordConfirm && <p className="px-1 text-xs text-red-600">{errors.passwordConfirm}</p>}
+								</div>
+							)}
+							<div className="sr-only">
+								{/* honeypot */}
+								<label htmlFor="name"></label>
+								<input id="name" type="text" name="name" tabIndex={-1} autoComplete="off" />
+							</div>
+							<button className={cn(buttonVariants())} disabled={isLoading}>
+								{isLoading ? (
+									<LoaderCircle className="me-2 h-4 w-4 animate-spin" />
+								) : (
+									<LogInIcon className="me-2 h-4 w-4" />
+								)}
+								{isFirstRun ? t`Create account` : t`Sign in`}
+							</button>
+						</div>
+					</form>
+					{(isFirstRun || oauthEnabled) && (
+						// only show 'continue with' during onboarding or if we have auth providers
+						<div className="relative">
+							<div className="absolute inset-0 flex items-center">
+								<span className="w-full border-t" />
+							</div>
+							<div className="relative flex justify-center text-xs uppercase">
+								<span className="bg-background px-2 text-muted-foreground">
+									<Trans>Or continue with</Trans>
+								</span>
+							</div>
+						</div>
+					)}
+				</>
+			)}
+			{oauthEnabled && (
+				<div className="grid gap-2 -mt-1">
+					{authMethods.oauth2.providers.map((provider) => (
+						<button
+							key={provider.name}
+							type="button"
+							className={cn(buttonVariants({ variant: "outline" }), {
+								"justify-self-center": !passwordEnabled,
+								"px-5": !passwordEnabled,
+							})}
+							onClick={() => loginWithOauth(provider)}
+							disabled={isLoading || isOauthLoading}
+						>
+							{isOauthLoading ? (
+								<LoaderCircle className="me-2 h-4 w-4 animate-spin" />
+							) : (
+								<img
+									className="me-2 h-4 w-4 dark:brightness-0 dark:invert"
+									src={getAuthProviderIcon(provider)}
+									alt=""
+									// onError={(e) => {
+									// 	e.currentTarget.src = "/static/lock.svg"
+									// }}
+								/>
+							)}
+							<span className="translate-y-px">{provider.displayName}</span>
+						</button>
+					))}
+				</div>
+			)}
+			{!oauthEnabled && isFirstRun && (
+				// only show GitHub button / dialog during onboarding
+				<Dialog>
+					<DialogTrigger asChild>
+						<button type="button" className={cn(buttonVariants({ variant: "outline" }))}>
+							<img className="me-2 h-4 w-4 dark:invert" src={prependBasePath("/_/images/oauth2/github.svg")} alt="" />
+							<span className="translate-y-px">GitHub</span>
+						</button>
+					</DialogTrigger>
+					<DialogContent style={{ maxWidth: 440, width: "90%" }}>
+						<DialogHeader>
+							<DialogTitle>
+								<Trans>OAuth 2 / OIDC support</Trans>
+							</DialogTitle>
+						</DialogHeader>
+						<div className="text-primary/70 text-[0.95em] contents">
+							<p>
+								<Trans>Beszel supports OpenID Connect and many OAuth2 authentication providers.</Trans>
+							</p>
+							<p>
+								<Trans>
+									Please see{" "}
+									<a
+										href="https://beszel.dev/guide/oauth"
+										className={cn(buttonVariants({ variant: "link" }), "p-0 h-auto")}
+									>
+										the documentation
+									</a>{" "}
+									for instructions.
+								</Trans>
+							</p>
+						</div>
+					</DialogContent>
+				</Dialog>
+			)}
+			{passwordEnabled && !isFirstRun && (
+				<Link
+					href={getPagePath($router, "forgot_password")}
+					className="text-sm mx-auto hover:text-brand underline underline-offset-4 opacity-70 hover:opacity-100 transition-opacity"
+				>
+					<Trans>Forgot password?</Trans>
+				</Link>
+			)}
+		</div>
+	)
+}

src/site/src/components/login/forgot-pass-form.tsx

@@ -0,0 +1,111 @@
+import { Trans } from "@lingui/react/macro"
+import { t } from "@lingui/core/macro"
+import { LoaderCircle, MailIcon, SendHorizonalIcon } from "lucide-react"
+import { Input } from "../ui/input"
+import { Label } from "../ui/label"
+import { useCallback, useState } from "react"
+import { toast } from "../ui/use-toast"
+import { buttonVariants } from "../ui/button"
+import { cn } from "@/lib/utils"
+import { Dialog, DialogHeader } from "../ui/dialog"
+import { DialogContent, DialogTrigger, DialogTitle } from "../ui/dialog"
+import { pb } from "@/lib/api"
+
+const showLoginFaliedToast = () => {
+	toast({
+		title: t`Login attempt failed`,
+		description: t`Please check your credentials and try again`,
+		variant: "destructive",
+	})
+}
+
+export default function ForgotPassword() {
+	const [isLoading, setIsLoading] = useState<boolean>(false)
+	const [email, setEmail] = useState("")
+
+	const handleSubmit = useCallback(
+		async (e: React.FormEvent<HTMLFormElement>) => {
+			e.preventDefault()
+			setIsLoading(true)
+			try {
+				// console.log(email)
+				await pb.collection("users").requestPasswordReset(email)
+				toast({
+					title: t`Password reset request received`,
+					description: t`Check ${email} for a reset link.`,
+				})
+			} catch (e) {
+				showLoginFaliedToast()
+			} finally {
+				setIsLoading(false)
+				setEmail("")
+			}
+		},
+		[email]
+	)
+
+	return (
+		<>
+			<form onSubmit={handleSubmit}>
+				<div className="grid gap-3">
+					<div className="grid gap-1 relative">
+						<MailIcon className="absolute left-3 top-3 h-4 w-4 text-muted-foreground" />
+						<Label className="sr-only" htmlFor="email">
+							<Trans>Email</Trans>
+						</Label>
+						<Input
+							value={email}
+							onChange={(e) => setEmail(e.target.value)}
+							id="email"
+							name="email"
+							required
+							placeholder="name@example.com"
+							type="email"
+							autoCapitalize="none"
+							autoComplete="email"
+							autoCorrect="off"
+							disabled={isLoading}
+							className="ps-9"
+						/>
+					</div>
+					<button className={cn(buttonVariants())} disabled={isLoading}>
+						{isLoading ? (
+							<LoaderCircle className="me-2 h-4 w-4 animate-spin" />
+						) : (
+							<SendHorizonalIcon className="me-2 h-4 w-4" />
+						)}
+						<Trans>Reset Password</Trans>
+					</button>
+				</div>
+			</form>
+			<Dialog>
+				<DialogTrigger asChild>
+					<button className="text-sm mx-auto hover:text-brand underline underline-offset-4 opacity-70 hover:opacity-100 transition-opacity">
+						<Trans>Command line instructions</Trans>
+					</button>
+				</DialogTrigger>
+				<DialogContent className="max-w-[41em]">
+					<DialogHeader>
+						<DialogTitle>
+							<Trans>Command line instructions</Trans>
+						</DialogTitle>
+					</DialogHeader>
+					<p className="text-primary/70 text-[0.95em] leading-relaxed">
+						<Trans>
+							If you've lost the password to your admin account, you may reset it using the following command.
+						</Trans>
+					</p>
+					<p className="text-primary/70 text-[0.95em] leading-relaxed">
+						<Trans>Then log into the backend and reset your user account password in the users table.</Trans>
+					</p>
+					<code className="bg-muted rounded-sm py-0.5 px-2.5 me-auto text-sm">
+						./beszel superuser upsert user@example.com password
+					</code>
+					<code className="bg-muted rounded-sm py-0.5 px-2.5 me-auto text-sm">
+						docker exec beszel /beszel superuser upsert name@example.com password
+					</code>
+				</DialogContent>
+			</Dialog>
+		</>
+	)
+}

src/site/src/components/login/login.tsx

@@ -0,0 +1,74 @@
+import { t } from "@lingui/core/macro"
+import { UserAuthForm } from "@/components/login/auth-form"
+import { Logo } from "../logo"
+import { useEffect, useMemo, useState } from "react"
+import { useStore } from "@nanostores/react"
+import ForgotPassword from "./forgot-pass-form"
+import { $router } from "../router"
+import { AuthMethodsList } from "pocketbase"
+import { useTheme } from "../theme-provider"
+import { pb } from "@/lib/api"
+import { ModeToggle } from "../mode-toggle"
+
+export default function () {
+	const page = useStore($router)
+	const [isFirstRun, setFirstRun] = useState(false)
+	const [authMethods, setAuthMethods] = useState<AuthMethodsList>()
+	const { theme } = useTheme()
+
+	useEffect(() => {
+		document.title = t`Login` + " / Beszel"
+
+		pb.send("/api/beszel/first-run", {}).then(({ firstRun }) => {
+			setFirstRun(firstRun)
+		})
+	}, [])
+
+	useEffect(() => {
+		pb.collection("users")
+			.listAuthMethods()
+			.then((methods) => {
+				setAuthMethods(methods)
+			})
+	}, [])
+
+	const subtitle = useMemo(() => {
+		if (isFirstRun) {
+			return t`Please create an admin account`
+		} else if (page?.route === "forgot_password") {
+			return t`Enter email address to reset password`
+		} else {
+			return t`Please sign in to your account`
+		}
+	}, [isFirstRun, page])
+
+	if (!authMethods) {
+		return null
+	}
+
+	return (
+		<div className="min-h-svh grid items-center py-12">
+			<div
+				className="grid gap-5 w-full px-4 mx-auto"
+				// @ts-ignore
+				style={{ maxWidth: "22em", "--border": theme == "light" ? "hsl(30, 8%, 70%)" : "hsl(220, 3%, 25%)" }}
+			>
+				<div className="absolute top-3 right-3">
+					<ModeToggle />
+				</div>
+				<div className="text-center">
+					<h1 className="mb-3">
+						<Logo className="h-7 fill-foreground mx-auto" />
+						<span className="sr-only">Beszel</span>
+					</h1>
+					<p className="text-sm text-muted-foreground">{subtitle}</p>
+				</div>
+				{page?.route === "forgot_password" ? (
+					<ForgotPassword />
+				) : (
+					<UserAuthForm isFirstRun={isFirstRun} authMethods={authMethods} />
+				)}
+			</div>
+		</div>
+	)
+}

src/site/src/components/logo.tsx

@@ -0,0 +1,17 @@
+export function Logo({ className }: { className?: string }) {
+	return (
+		// Righteous
+		<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 285 75" className={className}>
+			{/* <defs>
+				<linearGradient id="gradient" x1="0%" y1="20%" x2="100%" y2="120%">
+					<stop offset="0%" style={{ stopColor: "#747bff" }} />
+					<stop offset="100%" style={{ stopColor: "#24eb5c" }} />
+				</linearGradient>
+			</defs> */}
+			<path
+				// fill="url(#gradient)"
+				d="M146.4 73.1h-30.5V59.8h30.5a3.2 3.2 0 0 0 2.3-1 3.2 3.2 0 0 0 1-2.3q0-.8-.3-1.3a1.5 1.5 0 0 0-.7-.6 4.7 4.7 0 0 0-1-.3l-1.3-.1h-13.9q-3.4 0-6.5-1.3-3-1.3-5.2-3.6a16.9 16.9 0 0 1-3.6-5.3 16.3 16.3 0 0 1-1.3-6.5 16.4 16.4 0 0 1 1.3-6.4q1.3-3.1 3.6-5.4 2.2-2.2 5.2-3.5a16.3 16.3 0 0 1 6.5-1.3h27v13.3h-27a3.2 3.2 0 0 0-2.3 1 3.2 3.2 0 0 0-1 2.3 3.3 3.3 0 0 0 1 2.4 3.3 3.3 0 0 0 1.2.8 3.2 3.2 0 0 0 1.1.2h13.9a18.1 18.1 0 0 1 6 1 17.3 17.3 0 0 1 .4.2q3 1.1 5.3 3.2a15.1 15.1 0 0 1 3.6 4.9 14.7 14.7 0 0 1 1.3 5.4 17.2 17.2 0 0 1 0 .9 16 16 0 0 1-1 5.8 15.4 15.4 0 0 1-.3.7 17.3 17.3 0 0 1-3.6 5.2 16.4 16.4 0 0 1-5.3 3.6 16.2 16.2 0 0 1-6.4 1.3Zm64.5-13.3v13.3h-43.6l22-39h-22V21h43.6l-22 39h22ZM35 73.1H0v-70h35q4.4 0 8.2 1.6a21.4 21.4 0 0 1 6.6 4.6q2.9 2.8 4.5 6.6 1.7 3.8 1.7 8.2a15.4 15.4 0 0 1-.3 3.2 17.6 17.6 0 0 1-.2.8 19.4 19.4 0 0 1-1.5 4 17 17 0 0 1-2.4 3.4 13.5 13.5 0 0 1-2.6 2.3 12.5 12.5 0 0 1-.4.3q1.7 1 3 2.5 1.4 1.6 2.4 3.5a18.3 18.3 0 0 1 1.5 4A17.4 17.4 0 0 1 56 51a15.3 15.3 0 0 1 0 1.1q0 4.3-1.7 8.2a21.4 21.4 0 0 1-4.5 6.6q-2.8 2.9-6.6 4.5-3.8 1.7-8.2 1.7Zm76-43L86 60.4l1.5.3a16.7 16.7 0 0 0 1.6 0q2 0 3.8-.4 1.8-.6 3.4-1.6 1.6-1 2.8-2.4a12.8 12.8 0 0 0 2-3.2l9.8 9.8q-1.9 2.6-4.3 4.7a27 27 0 0 1-5.2 3.6 26.1 26.1 0 0 1-6 2.2 26.8 26.8 0 0 1-6.3.8 26.4 26.4 0 0 1-10.4-2 26.2 26.2 0 0 1-8.5-5.8 26.7 26.7 0 0 1-5.5-8.3 30.4 30.4 0 0 1-.2-.4q-2.1-5-2.1-11.1a31.9 31.9 0 0 1 .7-7 27 27 0 0 1 1.4-4.3 27 27 0 0 1 3.8-6.6 24.5 24.5 0 0 1 2-2.2 26 26 0 0 1 8.4-5.6 27 27 0 0 1 10.4-2 26.3 26.3 0 0 1 6.4.8 26.9 26.9 0 0 1 6 2.2q2.7 1.5 5.2 3.6 2.4 2.1 4.3 4.8Zm152.3 0-25 30.2 1.5.3a16.7 16.7 0 0 0 1.6 0q2 0 3.8-.4 1.8-.6 3.4-1.6 1.5-1 2.8-2.4a12.8 12.8 0 0 0 2-3.2l9.8 9.8q-1.9 2.6-4.3 4.7a27 27 0 0 1-5.2 3.6 26.1 26.1 0 0 1-6 2.2 26.8 26.8 0 0 1-6.3.8 26.4 26.4 0 0 1-10.4-2 26.2 26.2 0 0 1-8.5-5.8A26.7 26.7 0 0 1 217 58a30.4 30.4 0 0 1-.2-.4q-2.1-5-2.1-11.1a31.9 31.9 0 0 1 .7-7 27 27 0 0 1 1.4-4.3 27 27 0 0 1 3.8-6.6 24.5 24.5 0 0 1 2-2.2 26 26 0 0 1 8.4-5.6 27 27 0 0 1 10.4-2 26.3 26.3 0 0 1 6.4.8 26.9 26.9 0 0 1 6 2.2q2.7 1.5 5.2 3.6 2.4 2.1 4.3 4.8ZM283.4 0v73.1H270V0h13.4ZM14 17v14.1h21a7 7 0 0 0 2.3-.4 6.6 6.6 0 0 0 .4-.1Q39 30 40 29a6.9 6.9 0 0 0 1.5-2.3q.5-1.3.5-2.7a7 7 0 0 0-.4-2.3 6.6 6.6 0 0 0-.1-.5q-.6-1.2-1.5-2.2a7 7 0 0 0-2.3-1.5 6.9 6.9 0 0 0-2.5-.5 7.9 7.9 0 0 0-.2 0H14Zm0 28.1v14h21a7 7 0 0 0 2.3-.4 6.6 6.6 0 0 0 .4-.2Q39 58 40 57.1a7 7 0 0 0 1.5-2.3 6.9 6.9 0 0 0 .5-2.5 7.9 7.9 0 0 0 0-.2 7 7 0 0 0-.4-2.3 6.6 6.6 0 0 0-.1-.4Q40.9 48 40 47a7 7 0 0 0-2.3-1.4 6.9 6.9 0 0 0-2.5-.6 7.9 7.9 0 0 0-.2 0H14Zm63.3 8.3 15.5-20.6a8 8 0 0 0-1.4-.4 7 7 0 0 0-.4 0 17.2 17.2 0 0 0-1.6-.1 19.2 19.2 0 0 0-.3 0 13.3 13.3 0 0 0-5.1 1q-2.5 1-4.2 2.8a13.1 13.1 0 0 0-2.5 3.6 15.5 15.5 0 0 0-.3.9 14.7 14.7 0 0 0-1 3.5 18.7 18.7 0 0 0 0 2.4 17.6 17.6 0 0 0 0 .7v.8a29.4 29.4 0 0 0 0 .1 19.2 19.2 0 0 0 .2 2 20.2 20.2 0 0 0 .4 1.6 18.6 18.6 0 0 0 0 .2 7.5 7.5 0 0 0 .4.9 6 6 0 0 0 .3.6Zm152.3 0L245 32.8a8 8 0 0 0-1.4-.4 7 7 0 0 0-.4 0 17.2 17.2 0 0 0-1.6-.1 19.2 19.2 0 0 0-.3 0 13.3 13.3 0 0 0-5.1 1q-2.5 1-4.2 2.8a13.1 13.1 0 0 0-2.5 3.6 15.5 15.5 0 0 0-.4.9 14.7 14.7 0 0 0-.8 3.5 18.7 18.7 0 0 0-.2 2.4 17.6 17.6 0 0 0 0 .7v.8a29.4 29.4 0 0 0 .1.1 19.2 19.2 0 0 0 .2 2 20.2 20.2 0 0 0 .4 1.6 18.6 18.6 0 0 0 0 .2 7.5 7.5 0 0 0 .4.9 6 6 0 0 0 .3.6Z"
+			/>
+		</svg>
+	)
+}

src/site/src/components/mode-toggle.tsx

@@ -0,0 +1,21 @@
+import { t } from "@lingui/core/macro"
+import { MoonStarIcon, SunIcon } from "lucide-react"
+
+import { Button } from "@/components/ui/button"
+import { useTheme } from "@/components/theme-provider"
+
+export function ModeToggle() {
+	const { theme, setTheme } = useTheme()
+
+	return (
+		<Button
+			variant={"ghost"}
+			size="icon"
+			aria-label={t`Toggle theme`}
+			onClick={() => setTheme(theme === "dark" ? "light" : "dark")}
+		>
+			<SunIcon className="h-[1.2rem] w-[1.2rem] transition-all -rotate-90 dark:opacity-0 dark:rotate-0" />
+			<MoonStarIcon className="absolute h-[1.2rem] w-[1.2rem] transition-all opacity-0 -rotate-90 dark:opacity-100 dark:rotate-0" />
+		</Button>
+	)
+}

src/site/src/components/navbar.tsx

@@ -0,0 +1,151 @@
+import { Trans } from "@lingui/react/macro"
+import { useState, lazy, Suspense } from "react"
+import { Button, buttonVariants } from "@/components/ui/button"
+import {
+	DatabaseBackupIcon,
+	LogOutIcon,
+	LogsIcon,
+	SearchIcon,
+	ServerIcon,
+	SettingsIcon,
+	UserIcon,
+	UsersIcon,
+} from "lucide-react"
+import { $router, basePath, Link, prependBasePath } from "./router"
+import { LangToggle } from "./lang-toggle"
+import { ModeToggle } from "./mode-toggle"
+import { Logo } from "./logo"
+import { cn, runOnce } from "@/lib/utils"
+import { isReadOnlyUser, isAdmin, logOut, pb } from "@/lib/api"
+import {
+	DropdownMenu,
+	DropdownMenuTrigger,
+	DropdownMenuContent,
+	DropdownMenuLabel,
+	DropdownMenuSeparator,
+	DropdownMenuGroup,
+	DropdownMenuItem,
+} from "@/components/ui/dropdown-menu"
+import { AddSystemButton } from "./add-system"
+import { getPagePath } from "@nanostores/router"
+
+const CommandPalette = lazy(() => import("./command-palette"))
+
+const isMac = navigator.platform.toUpperCase().indexOf("MAC") >= 0
+
+export default function Navbar() {
+	return (
+		<div className="flex items-center h-14 md:h-16 bg-card px-4 pe-3 sm:px-6 border border-border/60 bt-0 rounded-md my-4">
+			<Link
+				href={basePath}
+				aria-label="Home"
+				className="p-2 ps-0 me-3"
+				onMouseEnter={runOnce(() => import("@/components/routes/home"))}
+			>
+				<Logo className="h-[1.1rem] md:h-5 fill-foreground" />
+			</Link>
+			<SearchButton />
+
+			<div className="flex items-center ms-auto" onMouseEnter={() => import("@/components/routes/settings/general")}>
+				<LangToggle />
+				<ModeToggle />
+				<Link
+					href={getPagePath($router, "settings", { name: "general" })}
+					aria-label="Settings"
+					className={cn("", buttonVariants({ variant: "ghost", size: "icon" }))}
+				>
+					<SettingsIcon className="h-[1.2rem] w-[1.2rem]" />
+				</Link>
+				<DropdownMenu>
+					<DropdownMenuTrigger asChild>
+						<button aria-label="User Actions" className={cn("", buttonVariants({ variant: "ghost", size: "icon" }))}>
+							<UserIcon className="h-[1.2rem] w-[1.2rem]" />
+						</button>
+					</DropdownMenuTrigger>
+					<DropdownMenuContent align={isReadOnlyUser() ? "end" : "center"} className="min-w-44">
+						<DropdownMenuLabel>{pb.authStore.record?.email}</DropdownMenuLabel>
+						<DropdownMenuSeparator />
+						<DropdownMenuGroup>
+							{isAdmin() && (
+								<>
+									<DropdownMenuItem asChild>
+										<a href={prependBasePath("/_/")} target="_blank">
+											<UsersIcon className="me-2.5 h-4 w-4" />
+											<span>
+												<Trans>Users</Trans>
+											</span>
+										</a>
+									</DropdownMenuItem>
+									<DropdownMenuItem asChild>
+										<a href={prependBasePath("/_/#/collections?collection=systems")} target="_blank">
+											<ServerIcon className="me-2.5 h-4 w-4" />
+											<span>
+												<Trans>Systems</Trans>
+											</span>
+										</a>
+									</DropdownMenuItem>
+									<DropdownMenuItem asChild>
+										<a href={prependBasePath("/_/#/logs")} target="_blank">
+											<LogsIcon className="me-2.5 h-4 w-4" />
+											<span>
+												<Trans>Logs</Trans>
+											</span>
+										</a>
+									</DropdownMenuItem>
+									<DropdownMenuItem asChild>
+										<a href={prependBasePath("/_/#/settings/backups")} target="_blank">
+											<DatabaseBackupIcon className="me-2.5 h-4 w-4" />
+											<span>
+												<Trans>Backups</Trans>
+											</span>
+										</a>
+									</DropdownMenuItem>
+									<DropdownMenuSeparator />
+								</>
+							)}
+						</DropdownMenuGroup>
+						<DropdownMenuItem onSelect={logOut}>
+							<LogOutIcon className="me-2.5 h-4 w-4" />
+							<span>
+								<Trans>Log Out</Trans>
+							</span>
+						</DropdownMenuItem>
+					</DropdownMenuContent>
+				</DropdownMenu>
+				<AddSystemButton className="ms-2" />
+			</div>
+		</div>
+	)
+}
+
+function SearchButton() {
+	const [open, setOpen] = useState(false)
+
+	const Kbd = ({ children }: { children: React.ReactNode }) => (
+		<kbd className="pointer-events-none inline-flex h-5 select-none items-center gap-1 rounded border bg-muted px-1.5 font-mono text-[10px] font-medium text-muted-foreground opacity-100">
+			{children}
+		</kbd>
+	)
+
+	return (
+		<>
+			<Button
+				variant="outline"
+				className="hidden md:block text-sm text-muted-foreground px-4"
+				onClick={() => setOpen(true)}
+			>
+				<span className="flex items-center">
+					<SearchIcon className="me-1.5 h-4 w-4" />
+					<Trans>Search</Trans>
+					<span className="flex items-center ms-3.5">
+						<Kbd>{isMac ? "⌘" : "Ctrl"}</Kbd>
+						<Kbd>K</Kbd>
+					</span>
+				</span>
+			</Button>
+			<Suspense>
+				<CommandPalette open={open} setOpen={setOpen} />
+			</Suspense>
+		</>
+	)
+}

src/site/src/components/router.tsx

@@ -0,0 +1,54 @@
+import { createRouter } from "@nanostores/router"
+
+const routes = {
+	home: "/",
+	system: `/system/:name`,
+	settings: `/settings/:name?`,
+	forgot_password: `/forgot-password`,
+} as const
+
+/**
+ * The base path of the application.
+ * This is used to prepend the base path to all routes.
+ */
+export const basePath = BESZEL?.BASE_PATH || ""
+
+/**
+ * Prepends the base path to the given path.
+ * @param path The path to prepend the base path to.
+ * @returns The path with the base path prepended.
+ */
+export const prependBasePath = (path: string) => (basePath + path).replaceAll("//", "/")
+
+// prepend base path to routes
+for (const route in routes) {
+	// @ts-ignore need as const above to get nanostores to parse types properly
+	routes[route] = prependBasePath(routes[route])
+}
+
+export const $router = createRouter(routes, { links: false })
+
+/** Navigate to url using router
+ *  Base path is automatically prepended if serving from subpath
+ */
+export const navigate = (urlString: string) => {
+	$router.open(urlString)
+}
+
+export function Link(props: React.AnchorHTMLAttributes<HTMLAnchorElement>) {
+	return (
+		<a
+			{...props}
+			onClick={(e) => {
+				e.preventDefault()
+				const href = props.href || ""
+				if (e.ctrlKey || e.metaKey) {
+					window.open(href, "_blank")
+				} else {
+					navigate(href)
+					props.onClick?.(e)
+				}
+			}}
+		></a>
+	)
+}

src/site/src/components/routes/home.tsx

@@ -0,0 +1,125 @@
+import { Suspense, memo, useEffect, useMemo } from "react"
+import { Card, CardContent, CardHeader, CardTitle } from "../ui/card"
+import { $alerts, $allSystemsById } from "@/lib/stores"
+import { useStore } from "@nanostores/react"
+import { GithubIcon } from "lucide-react"
+import { Separator } from "../ui/separator"
+import { AlertRecord } from "@/types"
+import { Alert, AlertDescription, AlertTitle } from "@/components/ui/alert"
+import { $router, Link } from "../router"
+import { Plural, Trans, useLingui } from "@lingui/react/macro"
+import { getPagePath } from "@nanostores/router"
+import { alertInfo } from "@/lib/alerts"
+import SystemsTable from "@/components/systems-table/systems-table"
+
+export default memo(function () {
+	const { t } = useLingui()
+
+	useEffect(() => {
+		document.title = t`Dashboard` + " / Beszel"
+	}, [t])
+
+	return useMemo(
+		() => (
+			<>
+				<ActiveAlerts />
+				<Suspense>
+					<SystemsTable />
+				</Suspense>
+
+				<div className="flex gap-1.5 justify-end items-center pe-3 sm:pe-6 mt-3.5 mb-4 text-xs opacity-80">
+					<a
+						href="https://github.com/henrygd/beszel"
+						target="_blank"
+						className="flex items-center gap-0.5 text-muted-foreground hover:text-foreground duration-75"
+					>
+						<GithubIcon className="h-3 w-3" /> GitHub
+					</a>
+					<Separator orientation="vertical" className="h-2.5 bg-muted-foreground opacity-70" />
+					<a
+						href="https://github.com/henrygd/beszel/releases"
+						target="_blank"
+						className="text-muted-foreground hover:text-foreground duration-75"
+					>
+						Beszel {globalThis.BESZEL.HUB_VERSION}
+					</a>
+				</div>
+			</>
+		),
+		[]
+	)
+})
+
+const ActiveAlerts = () => {
+	const alerts = useStore($alerts)
+	const systems = useStore($allSystemsById)
+
+	const { activeAlerts, alertsKey } = useMemo(() => {
+		const activeAlerts: AlertRecord[] = []
+		// key to prevent re-rendering if alerts change but active alerts didn't
+		const alertsKey: string[] = []
+
+		for (const systemId of Object.keys(alerts)) {
+			for (const alert of alerts[systemId].values()) {
+				if (alert.triggered && alert.name in alertInfo) {
+					activeAlerts.push(alert)
+					alertsKey.push(`${alert.system}${alert.value}${alert.min}`)
+				}
+			}
+		}
+
+		return { activeAlerts, alertsKey }
+	}, [alerts])
+
+	return useMemo(() => {
+		if (activeAlerts.length === 0) {
+			return null
+		}
+		return (
+			<Card className="mb-4">
+				<CardHeader className="pb-4 px-2 sm:px-6 max-sm:pt-5 max-sm:pb-1">
+					<div className="px-2 sm:px-1">
+						<CardTitle>
+							<Trans>Active Alerts</Trans>
+						</CardTitle>
+					</div>
+				</CardHeader>
+				<CardContent className="max-sm:p-2">
+					{activeAlerts.length > 0 && (
+						<div className="grid sm:grid-cols-2 lg:grid-cols-3 2xl:grid-cols-4 gap-3">
+							{activeAlerts.map((alert) => {
+								const info = alertInfo[alert.name as keyof typeof alertInfo]
+								return (
+									<Alert
+										key={alert.id}
+										className="hover:-translate-y-px duration-200 bg-transparent border-foreground/10 hover:shadow-md shadow-black/5"
+									>
+										<info.icon className="h-4 w-4" />
+										<AlertTitle>
+											{systems[alert.system]?.name} {info.name().toLowerCase().replace("cpu", "CPU")}
+										</AlertTitle>
+										<AlertDescription>
+											{alert.name === "Status" ? (
+												<Trans>Connection is down</Trans>
+											) : (
+												<Trans>
+													Exceeds {alert.value}
+													{info.unit} in last <Plural value={alert.min} one="# minute" other="# minutes" />
+												</Trans>
+											)}
+										</AlertDescription>
+										<Link
+											href={getPagePath($router, "system", { name: systems[alert.system]?.name })}
+											className="absolute inset-0 w-full h-full"
+											aria-label="View system"
+										></Link>
+									</Alert>
+								)
+							})}
+						</div>
+					)}
+				</CardContent>
+			</Card>
+		)
+	}, [alertsKey.join("")])
+}

src/site/src/components/routes/settings/alerts-history-data-table.tsx

@@ -0,0 +1,386 @@
+import { pb } from "@/lib/api"
+import { cn, formatDuration, formatShortDate } from "@/lib/utils"
+import { alertInfo } from "@/lib/alerts"
+import { AlertsHistoryRecord } from "@/types"
+import {
+	getCoreRowModel,
+	getPaginationRowModel,
+	getSortedRowModel,
+	getFilteredRowModel,
+	useReactTable,
+	flexRender,
+	ColumnFiltersState,
+	SortingState,
+	VisibilityState,
+} from "@tanstack/react-table"
+import { Table, TableBody, TableCell, TableHead, TableHeader, TableRow } from "@/components/ui/table"
+import { Button, buttonVariants } from "@/components/ui/button"
+import { Input } from "@/components/ui/input"
+import { alertsHistoryColumns } from "../../alerts-history-columns"
+import { Checkbox } from "@/components/ui/checkbox"
+import { memo, useEffect, useState } from "react"
+import { Label } from "@/components/ui/label"
+import { Select, SelectTrigger, SelectValue, SelectContent, SelectItem } from "@/components/ui/select"
+import {
+	ChevronLeftIcon,
+	ChevronRightIcon,
+	ChevronsLeftIcon,
+	ChevronsRightIcon,
+	DownloadIcon,
+	Trash2Icon,
+} from "lucide-react"
+import { Trans } from "@lingui/react/macro"
+import { t } from "@lingui/core/macro"
+import { useToast } from "@/components/ui/use-toast"
+import {
+	AlertDialog,
+	AlertDialogAction,
+	AlertDialogCancel,
+	AlertDialogContent,
+	AlertDialogDescription,
+	AlertDialogFooter,
+	AlertDialogHeader,
+	AlertDialogTitle,
+	AlertDialogTrigger,
+} from "@/components/ui/alert-dialog"
+
+const SectionIntro = memo(() => {
+	return (
+		<div>
+			<h3 className="text-xl font-medium mb-2">
+				<Trans>Alert History</Trans>
+			</h3>
+			<p className="text-sm text-muted-foreground leading-relaxed">
+				<Trans>View your 200 most recent alerts.</Trans>
+			</p>
+		</div>
+	)
+})
+
+export default function AlertsHistoryDataTable() {
+	const [data, setData] = useState<AlertsHistoryRecord[]>([])
+	const [sorting, setSorting] = useState<SortingState>([])
+	const [columnFilters, setColumnFilters] = useState<ColumnFiltersState>([])
+	const [columnVisibility, setColumnVisibility] = useState<VisibilityState>({})
+	const [rowSelection, setRowSelection] = useState({})
+	const [globalFilter, setGlobalFilter] = useState("")
+	const { toast } = useToast()
+	const [deleteOpen, setDeleteDialogOpen] = useState(false)
+
+	useEffect(() => {
+		let unsubscribe: (() => void) | undefined
+		const pbOptions = {
+			expand: "system",
+			fields: "id,name,value,state,created,resolved,expand.system.name",
+		}
+		// Initial load
+		pb.collection<AlertsHistoryRecord>("alerts_history")
+			.getList(0, 200, {
+				...pbOptions,
+				sort: "-created",
+			})
+			.then(({ items }) => setData(items))
+
+		// Subscribe to changes
+		;(async () => {
+			unsubscribe = await pb.collection("alerts_history").subscribe(
+				"*",
+				(e) => {
+					if (e.action === "create") {
+						setData((current) => [e.record as AlertsHistoryRecord, ...current])
+					}
+					if (e.action === "update") {
+						setData((current) => current.map((r) => (r.id === e.record.id ? (e.record as AlertsHistoryRecord) : r)))
+					}
+					if (e.action === "delete") {
+						setData((current) => current.filter((r) => r.id !== e.record.id))
+					}
+				},
+				pbOptions
+			)
+		})()
+		// Unsubscribe on unmount
+		return () => unsubscribe?.()
+	}, [])
+
+	const table = useReactTable({
+		data,
+		columns: [
+			{
+				id: "select",
+				header: ({ table }) => (
+					<Checkbox
+						className="ms-2"
+						checked={table.getIsAllPageRowsSelected() || (table.getIsSomePageRowsSelected() && "indeterminate")}
+						onCheckedChange={(value) => table.toggleAllPageRowsSelected(!!value)}
+						aria-label="Select all"
+					/>
+				),
+				cell: ({ row }) => (
+					<Checkbox
+						checked={row.getIsSelected()}
+						onCheckedChange={(value) => row.toggleSelected(!!value)}
+						aria-label="Select row"
+					/>
+				),
+				enableSorting: false,
+				enableHiding: false,
+			},
+			...alertsHistoryColumns,
+		],
+		getCoreRowModel: getCoreRowModel(),
+		getPaginationRowModel: getPaginationRowModel(),
+		getSortedRowModel: getSortedRowModel(),
+		getFilteredRowModel: getFilteredRowModel(),
+		onSortingChange: setSorting,
+		onColumnFiltersChange: setColumnFilters,
+		onColumnVisibilityChange: setColumnVisibility,
+		onRowSelectionChange: setRowSelection,
+		state: {
+			sorting,
+			columnFilters,
+			columnVisibility,
+			rowSelection,
+			globalFilter,
+		},
+		onGlobalFilterChange: setGlobalFilter,
+		globalFilterFn: (row, _columnId, filterValue) => {
+			const system = row.original.expand?.system?.name ?? ""
+			const name = row.getValue("name") ?? ""
+			const created = row.getValue("created") ?? ""
+			const search = String(filterValue).toLowerCase()
+			return (
+				system.toLowerCase().includes(search) ||
+				(name as string).toLowerCase().includes(search) ||
+				(created as string).toLowerCase().includes(search)
+			)
+		},
+	})
+
+	// Bulk delete handler
+	const handleBulkDelete = async () => {
+		setDeleteDialogOpen(false)
+		const selectedIds = table.getSelectedRowModel().rows.map((row) => row.original.id)
+		try {
+			let batch = pb.createBatch()
+			let inBatch = 0
+			for (const id of selectedIds) {
+				batch.collection("alerts_history").delete(id)
+				inBatch++
+				if (inBatch > 20) {
+					await batch.send()
+					batch = pb.createBatch()
+					inBatch = 0
+				}
+			}
+			inBatch && (await batch.send())
+			table.resetRowSelection()
+		} catch (e) {
+			toast({
+				variant: "destructive",
+				title: t`Error`,
+				description: `Failed to delete records.`,
+			})
+		}
+	}
+
+	// Export to CSV handler
+	const handleExportCSV = () => {
+		const selectedRows = table.getSelectedRowModel().rows
+		if (!selectedRows.length) return
+		const cells: Record<string, (record: AlertsHistoryRecord) => string> = {
+			system: (record) => record.expand?.system?.name || record.system,
+			name: (record) => alertInfo[record.name]?.name() || record.name,
+			value: (record) => record.value + (alertInfo[record.name]?.unit ?? ""),
+			state: (record) => (record.resolved ? t`Resolved` : t`Active`),
+			created: (record) => formatShortDate(record.created),
+			resolved: (record) => (record.resolved ? formatShortDate(record.resolved) : ""),
+			duration: (record) => (record.resolved ? formatDuration(record.created, record.resolved) : ""),
+		}
+		const csvRows = [Object.keys(cells).join(",")]
+		for (const row of selectedRows) {
+			const r = row.original
+			csvRows.push(
+				Object.values(cells)
+					.map((val) => val(r))
+					.join(",")
+			)
+		}
+		const blob = new Blob([csvRows.join("\n")], { type: "text/csv" })
+		const url = URL.createObjectURL(blob)
+		const a = document.createElement("a")
+		a.href = url
+		a.download = "alerts_history.csv"
+		a.click()
+		URL.revokeObjectURL(url)
+	}
+
+	return (
+		<div className="@container w-full">
+			<div className="@3xl:flex items-end mb-4 gap-4">
+				<SectionIntro />
+				<div className="flex items-center gap-2 ms-auto mt-3 @3xl:mt-0">
+					{table.getFilteredSelectedRowModel().rows.length > 0 && (
+						<div className="fixed bottom-0 left-0 w-full p-4 grid grid-cols-2 items-center gap-4 z-50 backdrop-blur-md shrink-0 @lg:static @lg:p-0 @lg:w-auto @lg:gap-3">
+							<AlertDialog open={deleteOpen} onOpenChange={(open) => setDeleteDialogOpen(open)}>
+								<AlertDialogTrigger asChild>
+									<Button variant="destructive" className="h-9 shrink-0">
+										<Trash2Icon className="size-4 shrink-0" />
+										<span className="ms-1">
+											<Trans>Delete</Trans>
+										</span>
+									</Button>
+								</AlertDialogTrigger>
+								<AlertDialogContent>
+									<AlertDialogHeader>
+										<AlertDialogTitle>
+											<Trans>Are you sure?</Trans>
+										</AlertDialogTitle>
+										<AlertDialogDescription>
+											<Trans>This will permanently delete all selected records from the database.</Trans>
+										</AlertDialogDescription>
+									</AlertDialogHeader>
+									<AlertDialogFooter>
+										<AlertDialogCancel>
+											<Trans>Cancel</Trans>
+										</AlertDialogCancel>
+										<AlertDialogAction
+											className={cn(buttonVariants({ variant: "destructive" }))}
+											onClick={handleBulkDelete}
+										>
+											<Trans>Continue</Trans>
+										</AlertDialogAction>
+									</AlertDialogFooter>
+								</AlertDialogContent>
+							</AlertDialog>
+							<Button variant="outline" className="h-10" onClick={handleExportCSV}>
+								<DownloadIcon className="size-4" />
+								<span className="ms-1">
+									<Trans>Export</Trans>
+								</span>
+							</Button>
+						</div>
+					)}
+					<Input
+						placeholder={t`Filter...`}
+						value={globalFilter}
+						onChange={(e) => setGlobalFilter(e.target.value)}
+						className="px-4 w-full max-w-full @3xl:w-64"
+					/>
+				</div>
+			</div>
+			<div className="rounded-md border overflow-x-auto whitespace-nowrap">
+				<Table>
+					<TableHeader>
+						{table.getHeaderGroups().map((headerGroup) => (
+							<tr key={headerGroup.id} className="border-border/50">
+								{headerGroup.headers.map((header) => (
+									<TableHead className="px-2" key={header.id}>
+										{header.isPlaceholder ? null : flexRender(header.column.columnDef.header, header.getContext())}
+									</TableHead>
+								))}
+							</tr>
+						))}
+					</TableHeader>
+					<TableBody>
+						{table.getRowModel().rows.length ? (
+							table.getRowModel().rows.map((row) => (
+								<TableRow key={row.id} data-state={row.getIsSelected() && "selected"}>
+									{row.getVisibleCells().map((cell) => (
+										<TableCell key={cell.id} className="py-3">
+											{flexRender(cell.column.columnDef.cell, cell.getContext())}
+										</TableCell>
+									))}
+								</TableRow>
+							))
+						) : (
+							<TableRow>
+								<TableCell colSpan={table.getAllColumns().length} className="h-24 text-center">
+									<Trans>No results.</Trans>
+								</TableCell>
+							</TableRow>
+						)}
+					</TableBody>
+				</Table>
+			</div>
+			<div className="flex items-center justify-between ps-1 tabular-nums">
+				<div className="text-muted-foreground hidden flex-1 text-sm lg:flex">
+					<Trans>
+						{table.getFilteredSelectedRowModel().rows.length} of {table.getFilteredRowModel().rows.length} row(s)
+						selected.
+					</Trans>
+				</div>
+				<div className="flex w-full items-center gap-8 lg:w-fit my-3">
+					<div className="hidden items-center gap-2 lg:flex">
+						<Label htmlFor="rows-per-page" className="text-sm font-medium">
+							<Trans>Rows per page</Trans>
+						</Label>
+						<Select
+							value={`${table.getState().pagination.pageSize}`}
+							onValueChange={(value) => {
+								table.setPageSize(Number(value))
+							}}
+						>
+							<SelectTrigger className="w-[4.8em]" id="rows-per-page">
+								<SelectValue placeholder={table.getState().pagination.pageSize} />
+							</SelectTrigger>
+							<SelectContent side="top">
+								{[10, 20, 50, 100, 200].map((pageSize) => (
+									<SelectItem key={pageSize} value={`${pageSize}`}>
+										{pageSize}
+									</SelectItem>
+								))}
+							</SelectContent>
+						</Select>
+					</div>
+					<div className="flex w-fit items-center justify-center text-sm font-medium">
+						<Trans>
+							Page {table.getState().pagination.pageIndex + 1} of {table.getPageCount()}
+						</Trans>
+					</div>
+					<div className="ms-auto flex items-center gap-2 lg:ms-0">
+						<Button
+							variant="outline"
+							className="hidden size-9 p-0 lg:flex"
+							onClick={() => table.setPageIndex(0)}
+							disabled={!table.getCanPreviousPage()}
+						>
+							<span className="sr-only">Go to first page</span>
+							<ChevronsLeftIcon className="size-5" />
+						</Button>
+						<Button
+							variant="outline"
+							className="size-9"
+							size="icon"
+							onClick={() => table.previousPage()}
+							disabled={!table.getCanPreviousPage()}
+						>
+							<span className="sr-only">Go to previous page</span>
+							<ChevronLeftIcon className="size-5" />
+						</Button>
+						<Button
+							variant="outline"
+							className="size-9"
+							size="icon"
+							onClick={() => table.nextPage()}
+							disabled={!table.getCanNextPage()}
+						>
+							<span className="sr-only">Go to next page</span>
+							<ChevronRightIcon className="size-5" />
+						</Button>
+						<Button
+							variant="outline"
+							className="hidden size-9 lg:flex"
+							size="icon"
+							onClick={() => table.setPageIndex(table.getPageCount() - 1)}
+							disabled={!table.getCanNextPage()}
+						>
+							<span className="sr-only">Go to last page</span>
+							<ChevronsRightIcon className="size-5" />
+						</Button>
+					</div>
+				</div>
+			</div>
+		</div>
+	)
+}

src/site/src/components/routes/settings/config-yaml.tsx

@@ -0,0 +1,97 @@
+import { t } from "@lingui/core/macro"
+import { Trans } from "@lingui/react/macro"
+import { Separator } from "@/components/ui/separator"
+import { Button } from "@/components/ui/button"
+import { redirectPage } from "@nanostores/router"
+import { $router } from "@/components/router"
+import { AlertCircleIcon, FileSlidersIcon, LoaderCircleIcon } from "lucide-react"
+import { Alert, AlertDescription, AlertTitle } from "@/components/ui/alert"
+import { useState } from "react"
+import { Textarea } from "@/components/ui/textarea"
+import { toast } from "@/components/ui/use-toast"
+import clsx from "clsx"
+import { isAdmin, pb } from "@/lib/api"
+
+export default function ConfigYaml() {
+	const [configContent, setConfigContent] = useState<string>("")
+	const [isLoading, setIsLoading] = useState(false)
+
+	const ButtonIcon = isLoading ? LoaderCircleIcon : FileSlidersIcon
+
+	async function fetchConfig() {
+		try {
+			setIsLoading(true)
+			const { config } = await pb.send<{ config: string }>("/api/beszel/config-yaml", {})
+			setConfigContent(config)
+		} catch (error: any) {
+			toast({
+				title: t`Error`,
+				description: error.message,
+				variant: "destructive",
+			})
+		} finally {
+			setIsLoading(false)
+		}
+	}
+
+	if (!isAdmin()) {
+		redirectPage($router, "settings", { name: "general" })
+	}
+
+	return (
+		<div>
+			<div>
+				<h3 className="text-xl font-medium mb-2">
+					<Trans>YAML Configuration</Trans>
+				</h3>
+				<p className="text-sm text-muted-foreground leading-relaxed">
+					<Trans>Export your current systems configuration.</Trans>
+				</p>
+			</div>
+			<Separator className="my-4" />
+			<div className="space-y-2">
+				<div className="mb-4">
+					<p className="text-sm text-muted-foreground leading-relaxed my-1">
+						<Trans>
+							Systems may be managed in a <code className="bg-muted rounded-sm px-1 text-primary">config.yml</code> file
+							inside your data directory.
+						</Trans>
+					</p>
+					<p className="text-sm text-muted-foreground leading-relaxed">
+						<Trans>
+							On each restart, systems in the database will be updated to match the systems defined in the file.
+						</Trans>
+					</p>
+					<Alert className="my-4 border-destructive text-destructive w-auto table md:pe-6">
+						<AlertCircleIcon className="h-4 w-4 stroke-destructive" />
+						<AlertTitle>
+							<Trans>Caution - potential data loss</Trans>
+						</AlertTitle>
+						<AlertDescription>
+							<p>
+								<Trans>
+									Existing systems not defined in <code>config.yml</code> will be deleted. Please make regular backups.
+								</Trans>
+							</p>
+						</AlertDescription>
+					</Alert>
+				</div>
+				{configContent && (
+					<Textarea
+						dir="ltr"
+						autoFocus
+						defaultValue={configContent}
+						spellCheck="false"
+						rows={Math.min(25, configContent.split("\n").length)}
+						className="font-mono whitespace-pre"
+					/>
+				)}
+			</div>
+			<Separator className="my-5" />
+			<Button type="button" className="mt-2 flex items-center gap-1" onClick={fetchConfig} disabled={isLoading}>
+				<ButtonIcon className={clsx("h-4 w-4 me-0.5", isLoading && "animate-spin")} />
+				<Trans>Export configuration</Trans>
+			</Button>
+		</div>
+	)
+}

src/site/src/components/routes/settings/general.tsx

@@ -0,0 +1,232 @@
+import { Trans } from "@lingui/react/macro"
+import { Button } from "@/components/ui/button"
+import { Label } from "@/components/ui/label"
+import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select"
+import { chartTimeData } from "@/lib/utils"
+import { Separator } from "@/components/ui/separator"
+import { LanguagesIcon, LoaderCircleIcon, SaveIcon } from "lucide-react"
+import { UserSettings } from "@/types"
+import { saveSettings } from "./layout"
+import { useState } from "react"
+import languages from "@/lib/languages"
+import { dynamicActivate } from "@/lib/i18n"
+import { useLingui } from "@lingui/react/macro"
+import { Input } from "@/components/ui/input"
+import { Unit } from "@/lib/enums"
+
+export default function SettingsProfilePage({ userSettings }: { userSettings: UserSettings }) {
+	const [isLoading, setIsLoading] = useState(false)
+	const { i18n } = useLingui()
+
+	async function handleSubmit(e: React.FormEvent<HTMLFormElement>) {
+		e.preventDefault()
+		setIsLoading(true)
+		const formData = new FormData(e.target as HTMLFormElement)
+		const data = Object.fromEntries(formData) as Partial<UserSettings>
+		await saveSettings(data)
+		setIsLoading(false)
+	}
+
+	return (
+		<div>
+			<div>
+				<h3 className="text-xl font-medium mb-2">
+					<Trans>General</Trans>
+				</h3>
+				<p className="text-sm text-muted-foreground leading-relaxed">
+					<Trans>Change general application options.</Trans>
+				</p>
+			</div>
+			<Separator className="my-4" />
+			<form onSubmit={handleSubmit} className="space-y-5">
+				<div className="grid gap-2">
+					<div className="mb-2">
+						<h3 className="mb-1 text-lg font-medium flex items-center gap-2">
+							<LanguagesIcon className="h-4 w-4" />
+							<Trans>Language</Trans>
+						</h3>
+						<p className="text-sm text-muted-foreground leading-relaxed">
+							<Trans>
+								Want to help improve our translations? Check{" "}
+								<a href="https://crowdin.com/project/beszel" className="link" target="_blank" rel="noopener noreferrer">
+									Crowdin
+								</a>{" "}
+								for details.
+							</Trans>
+						</p>
+					</div>
+					<Label className="block" htmlFor="lang">
+						<Trans>Preferred Language</Trans>
+					</Label>
+					<Select value={i18n.locale} onValueChange={(lang: string) => dynamicActivate(lang)}>
+						<SelectTrigger id="lang">
+							<SelectValue />
+						</SelectTrigger>
+						<SelectContent>
+							{languages.map((lang) => (
+								<SelectItem key={lang.lang} value={lang.lang}>
+									<span className="me-2.5">{lang.e}</span>
+									{lang.label}
+								</SelectItem>
+							))}
+						</SelectContent>
+					</Select>
+				</div>
+				<Separator />
+				<div className="grid gap-2">
+					<div className="mb-2">
+						<h3 className="mb-1 text-lg font-medium">
+							<Trans>Chart options</Trans>
+						</h3>
+						<p className="text-sm text-muted-foreground leading-relaxed">
+							<Trans>Adjust display options for charts.</Trans>
+						</p>
+					</div>
+					<Label className="block" htmlFor="chartTime">
+						<Trans>Default time period</Trans>
+					</Label>
+					<Select name="chartTime" key={userSettings.chartTime} defaultValue={userSettings.chartTime}>
+						<SelectTrigger id="chartTime">
+							<SelectValue />
+						</SelectTrigger>
+						<SelectContent>
+							{Object.entries(chartTimeData).map(([value, { label }]) => (
+								<SelectItem key={value} value={value}>
+									{label()}
+								</SelectItem>
+							))}
+						</SelectContent>
+					</Select>
+					<p className="text-[0.8rem] text-muted-foreground">
+						<Trans>Sets the default time range for charts when a system is viewed.</Trans>
+					</p>
+				</div>
+				<Separator />
+				<div className="grid gap-2">
+					<div className="mb-2">
+						<h3 className="mb-1 text-lg font-medium">
+							<Trans comment="Temperature / network units">Unit preferences</Trans>
+						</h3>
+						<p className="text-sm text-muted-foreground leading-relaxed">
+							<Trans>Change display units for metrics.</Trans>
+						</p>
+					</div>
+					<div className="grid sm:grid-cols-3 gap-4">
+						<div className="grid gap-2">
+							<Label className="block" htmlFor="unitTemp">
+								<Trans>Temperature unit</Trans>
+							</Label>
+							<Select
+								name="unitTemp"
+								key={userSettings.unitTemp}
+								defaultValue={userSettings.unitTemp?.toString() || String(Unit.Celsius)}
+							>
+								<SelectTrigger id="unitTemp">
+									<SelectValue />
+								</SelectTrigger>
+								<SelectContent>
+									<SelectItem value={String(Unit.Celsius)}>
+										<Trans>Celsius (°C)</Trans>
+									</SelectItem>
+									<SelectItem value={String(Unit.Fahrenheit)}>
+										<Trans>Fahrenheit (°F)</Trans>
+									</SelectItem>
+								</SelectContent>
+							</Select>
+						</div>
+						<div className="grid gap-2">
+							<Label className="block" htmlFor="unitNet">
+								<Trans comment="Context: Bytes or bits">Network unit</Trans>
+							</Label>
+							<Select
+								name="unitNet"
+								key={userSettings.unitNet}
+								defaultValue={userSettings.unitNet?.toString() ?? String(Unit.Bytes)}
+							>
+								<SelectTrigger id="unitNet">
+									<SelectValue />
+								</SelectTrigger>
+								<SelectContent>
+									<SelectItem value={String(Unit.Bytes)}>
+										<Trans>Bytes (KB/s, MB/s, GB/s)</Trans>
+									</SelectItem>
+									<SelectItem value={String(Unit.Bits)}>
+										<Trans>Bits (Kbps, Mbps, Gbps)</Trans>
+									</SelectItem>
+								</SelectContent>
+							</Select>
+						</div>
+						<div className="grid gap-2">
+							<Label className="block" htmlFor="unitDisk">
+								<Trans>Disk unit</Trans>
+							</Label>
+							<Select
+								name="unitDisk"
+								key={userSettings.unitDisk}
+								defaultValue={userSettings.unitDisk?.toString() ?? String(Unit.Bytes)}
+							>
+								<SelectTrigger id="unitDisk">
+									<SelectValue />
+								</SelectTrigger>
+								<SelectContent>
+									<SelectItem value={String(Unit.Bytes)}>
+										<Trans>Bytes (KB/s, MB/s, GB/s)</Trans>
+									</SelectItem>
+									<SelectItem value={String(Unit.Bits)}>
+										<Trans>Bits (Kbps, Mbps, Gbps)</Trans>
+									</SelectItem>
+								</SelectContent>
+							</Select>
+						</div>
+					</div>
+				</div>
+				<Separator />
+				<div className="grid gap-2">
+					<div className="mb-2">
+						<h3 className="mb-1 text-lg font-medium">
+							<Trans>Warning thresholds</Trans>
+						</h3>
+						<p className="text-sm text-muted-foreground leading-relaxed">
+							<Trans>Set percentage thresholds for meter colors.</Trans>
+						</p>
+					</div>
+					<div className="grid grid-cols-2 lg:grid-cols-3 gap-4 items-end">
+						<div className="grid gap-2">
+							<Label htmlFor="colorWarn">
+								<Trans>Warning (%)</Trans>
+							</Label>
+							<Input
+								id="colorWarn"
+								name="colorWarn"
+								type="number"
+								min={1}
+								max={100}
+								className="min-w-24"
+								defaultValue={userSettings.colorWarn ?? 65}
+							/>
+						</div>
+						<div className="grid gap-1">
+							<Label htmlFor="colorCrit">
+								<Trans>Critical (%)</Trans>
+							</Label>
+							<Input
+								id="colorCrit"
+								name="colorCrit"
+								type="number"
+								min={1}
+								max={100}
+								className="min-w-24"
+								defaultValue={userSettings.colorCrit ?? 90}
+							/>
+						</div>
+					</div>
+				</div>
+				<Separator />
+				<Button type="submit" className="flex items-center gap-1.5 disabled:opacity-100" disabled={isLoading}>
+					{isLoading ? <LoaderCircleIcon className="h-4 w-4 animate-spin" /> : <SaveIcon className="h-4 w-4" />}
+					<Trans>Save Settings</Trans>
+				</Button>
+			</form>
+		</div>
+	)
+}

src/site/src/components/routes/settings/layout.tsx

@@ -0,0 +1,145 @@
+import { t } from "@lingui/core/macro"
+import { Trans } from "@lingui/react/macro"
+import { lazy, useEffect } from "react"
+import { Separator } from "../../ui/separator"
+import { SidebarNav } from "./sidebar-nav.tsx"
+import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/components/ui/card.tsx"
+import { useStore } from "@nanostores/react"
+import { $router } from "@/components/router.tsx"
+import { getPagePath, redirectPage } from "@nanostores/router"
+import { BellIcon, FileSlidersIcon, FingerprintIcon, SettingsIcon, AlertOctagonIcon } from "lucide-react"
+import { $userSettings } from "@/lib/stores.ts"
+import { toast } from "@/components/ui/use-toast.ts"
+import { UserSettings } from "@/types"
+import { useLingui } from "@lingui/react/macro"
+import { pb } from "@/lib/api"
+
+const generalSettingsImport = () => import("./general.tsx")
+const notificationsSettingsImport = () => import("./notifications.tsx")
+const configYamlSettingsImport = () => import("./config-yaml.tsx")
+const fingerprintsSettingsImport = () => import("./tokens-fingerprints.tsx")
+const alertsHistoryDataTableSettingsImport = () => import("./alerts-history-data-table.tsx")
+
+const GeneralSettings = lazy(generalSettingsImport)
+const NotificationsSettings = lazy(notificationsSettingsImport)
+const ConfigYamlSettings = lazy(configYamlSettingsImport)
+const FingerprintsSettings = lazy(fingerprintsSettingsImport)
+const AlertsHistoryDataTableSettings = lazy(alertsHistoryDataTableSettingsImport)
+
+export async function saveSettings(newSettings: Partial<UserSettings>) {
+	try {
+		// get fresh copy of settings
+		const req = await pb.collection("user_settings").getFirstListItem("", {
+			fields: "id,settings",
+		})
+		// update user settings
+		const updatedSettings = await pb.collection("user_settings").update(req.id, {
+			settings: {
+				...req.settings,
+				...newSettings,
+			},
+		})
+		$userSettings.set(updatedSettings.settings)
+		toast({
+			title: t`Settings saved`,
+			description: t`Your user settings have been updated.`,
+		})
+	} catch (e) {
+		// console.error('update settings', e)
+		toast({
+			title: t`Failed to save settings`,
+			description: t`Check logs for more details.`,
+			variant: "destructive",
+		})
+	}
+}
+
+export default function SettingsLayout() {
+	const { t } = useLingui()
+
+	const sidebarNavItems = [
+		{
+			title: t({ message: `General`, comment: "Context: General settings" }),
+			href: getPagePath($router, "settings", { name: "general" }),
+			icon: SettingsIcon,
+		},
+		{
+			title: t`Notifications`,
+			href: getPagePath($router, "settings", { name: "notifications" }),
+			icon: BellIcon,
+			preload: notificationsSettingsImport,
+		},
+		{
+			title: t`Tokens & Fingerprints`,
+			href: getPagePath($router, "settings", { name: "tokens" }),
+			icon: FingerprintIcon,
+			noReadOnly: true,
+			preload: fingerprintsSettingsImport,
+		},
+		{
+			title: t`Alert History`,
+			href: getPagePath($router, "settings", { name: "alert-history" }),
+			icon: AlertOctagonIcon,
+			preload: alertsHistoryDataTableSettingsImport,
+		},
+		{
+			title: t`YAML Config`,
+			href: getPagePath($router, "settings", { name: "config" }),
+			icon: FileSlidersIcon,
+			admin: true,
+			preload: configYamlSettingsImport,
+		},
+	]
+
+	const page = useStore($router)
+
+	useEffect(() => {
+		document.title = t`Settings` + " / Beszel"
+		// @ts-ignore redirect to account page if no page is specified
+		if (!page?.params?.name) {
+			redirectPage($router, "settings", { name: "general" })
+		}
+	}, [])
+
+	return (
+		<Card className="pt-5 px-4 pb-8 min-h-96 mb-14 sm:pt-6 sm:px-7">
+			<CardHeader className="p-0">
+				<CardTitle className="mb-1">
+					<Trans>Settings</Trans>
+				</CardTitle>
+				<CardDescription>
+					<Trans>Manage display and notification preferences.</Trans>
+				</CardDescription>
+			</CardHeader>
+			<CardContent className="p-0">
+				<Separator className="hidden md:block my-5" />
+				<div className="flex flex-col gap-3.5 md:flex-row md:gap-5 lg:gap-12">
+					<aside className="md:max-w-52 min-w-40">
+						<SidebarNav items={sidebarNavItems} />
+					</aside>
+					<div className="flex-1 min-w-0">
+						{/* @ts-ignore */}
+						<SettingsContent name={page?.params?.name ?? "general"} />
+					</div>
+				</div>
+			</CardContent>
+		</Card>
+	)
+}
+
+function SettingsContent({ name }: { name: string }) {
+	const userSettings = useStore($userSettings)
+
+	switch (name) {
+		case "general":
+			return <GeneralSettings userSettings={userSettings} />
+		case "notifications":
+			return <NotificationsSettings userSettings={userSettings} />
+		case "config":
+			return <ConfigYamlSettings />
+		case "tokens":
+			return <FingerprintsSettings />
+		case "alert-history":
+			return <AlertsHistoryDataTableSettings />
+	}
+}

src/site/src/components/routes/settings/notifications.tsx

@@ -0,0 +1,226 @@
+import { t } from "@lingui/core/macro"
+import { Trans } from "@lingui/react/macro"
+import { Button } from "@/components/ui/button"
+import { Input } from "@/components/ui/input"
+import { Label } from "@/components/ui/label"
+import { Separator } from "@/components/ui/separator"
+import { Card } from "@/components/ui/card"
+import { BellIcon, LoaderCircleIcon, PlusIcon, SaveIcon, Trash2Icon } from "lucide-react"
+import { ChangeEventHandler, useEffect, useState } from "react"
+import { toast } from "@/components/ui/use-toast"
+import { InputTags } from "@/components/ui/input-tags"
+import { UserSettings } from "@/types"
+import { saveSettings } from "./layout"
+import * as v from "valibot"
+import { prependBasePath } from "@/components/router"
+import { isAdmin, pb } from "@/lib/api"
+
+interface ShoutrrrUrlCardProps {
+	url: string
+	onUrlChange: ChangeEventHandler<HTMLInputElement>
+	onRemove: () => void
+}
+
+const NotificationSchema = v.object({
+	emails: v.array(v.pipe(v.string(), v.email())),
+	webhooks: v.array(v.pipe(v.string(), v.url())),
+})
+
+const SettingsNotificationsPage = ({ userSettings }: { userSettings: UserSettings }) => {
+	const [webhooks, setWebhooks] = useState(userSettings.webhooks ?? [])
+	const [emails, setEmails] = useState<string[]>(userSettings.emails ?? [])
+	const [isLoading, setIsLoading] = useState(false)
+
+	// update values when userSettings changes
+	useEffect(() => {
+		setWebhooks(userSettings.webhooks ?? [])
+		setEmails(userSettings.emails ?? [])
+	}, [userSettings])
+
+	function addWebhook() {
+		setWebhooks([...webhooks, ""])
+		// focus on the new input
+		queueMicrotask(() => {
+			const inputs = document.querySelectorAll("#webhooks input") as NodeListOf<HTMLInputElement>
+			inputs[inputs.length - 1]?.focus()
+		})
+	}
+	const removeWebhook = (index: number) => setWebhooks(webhooks.filter((_, i) => i !== index))
+
+	function updateWebhook(index: number, value: string) {
+		const newWebhooks = [...webhooks]
+		newWebhooks[index] = value
+		setWebhooks(newWebhooks)
+	}
+
+	async function updateSettings() {
+		setIsLoading(true)
+		try {
+			const parsedData = v.parse(NotificationSchema, { emails, webhooks })
+			await saveSettings(parsedData)
+		} catch (e: any) {
+			toast({
+				title: t`Failed to save settings`,
+				description: e.message,
+				variant: "destructive",
+			})
+		}
+		setIsLoading(false)
+	}
+
+	return (
+		<div>
+			<div>
+				<h3 className="text-xl font-medium mb-2">
+					<Trans>Notifications</Trans>
+				</h3>
+				<p className="text-sm text-muted-foreground leading-relaxed">
+					<Trans>Configure how you receive alert notifications.</Trans>
+				</p>
+				<p className="text-sm text-muted-foreground mt-1.5 leading-relaxed">
+					<Trans>
+						Looking instead for where to create alerts? Click the bell <BellIcon className="inline h-4 w-4" /> icons in
+						the systems table.
+					</Trans>
+				</p>
+			</div>
+			<Separator className="my-4" />
+			<div className="space-y-5">
+				<div className="grid gap-2">
+					<div className="mb-2">
+						<h3 className="mb-1 text-lg font-medium">
+							<Trans>Email notifications</Trans>
+						</h3>
+						{isAdmin() && (
+							<p className="text-sm text-muted-foreground leading-relaxed">
+								<Trans>
+									Please{" "}
+									<a href={prependBasePath("/_/#/settings/mail")} className="link" target="_blank">
+										configure an SMTP server
+									</a>{" "}
+									to ensure alerts are delivered.
+								</Trans>
+							</p>
+						)}
+					</div>
+					<Label className="block" htmlFor="email">
+						<Trans>To email(s)</Trans>
+					</Label>
+					<InputTags
+						value={emails}
+						onChange={setEmails}
+						placeholder={t`Enter email address...`}
+						className="w-full"
+						type="email"
+						id="email"
+					/>
+					<p className="text-[0.8rem] text-muted-foreground">
+						<Trans>Save address using enter key or comma. Leave blank to disable email notifications.</Trans>
+					</p>
+				</div>
+				<Separator />
+				<div className="space-y-3">
+					<div>
+						<h3 className="mb-1 text-lg font-medium">
+							<Trans>Webhook / Push notifications</Trans>
+						</h3>
+						<p className="text-sm text-muted-foreground leading-relaxed">
+							<Trans>
+								Beszel uses{" "}
+								<a href="https://beszel.dev/guide/notifications" target="_blank" className="link">
+									Shoutrrr
+								</a>{" "}
+								to integrate with popular notification services.
+							</Trans>
+						</p>
+					</div>
+					{webhooks.length > 0 && (
+						<div className="grid gap-2.5" id="webhooks">
+							{webhooks.map((webhook, index) => (
+								<ShoutrrrUrlCard
+									key={index}
+									url={webhook}
+									onUrlChange={(e: React.ChangeEvent<HTMLInputElement>) => updateWebhook(index, e.target.value)}
+									onRemove={() => removeWebhook(index)}
+								/>
+							))}
+						</div>
+					)}
+					<Button
+						type="button"
+						variant="outline"
+						size="sm"
+						className="mt-2 flex items-center gap-1"
+						onClick={addWebhook}
+					>
+						<PlusIcon className="h-4 w-4 -ms-0.5" />
+						<Trans>Add URL</Trans>
+					</Button>
+				</div>
+				<Separator />
+				<Button
+					type="button"
+					className="flex items-center gap-1.5 disabled:opacity-100"
+					onClick={updateSettings}
+					disabled={isLoading}
+				>
+					{isLoading ? <LoaderCircleIcon className="h-4 w-4 animate-spin" /> : <SaveIcon className="h-4 w-4" />}
+					<Trans>Save Settings</Trans>
+				</Button>
+			</div>
+		</div>
+	)
+}
+
+const ShoutrrrUrlCard = ({ url, onUrlChange, onRemove }: ShoutrrrUrlCardProps) => {
+	const [isLoading, setIsLoading] = useState(false)
+
+	const sendTestNotification = async () => {
+		setIsLoading(true)
+		const res = await pb.send("/api/beszel/test-notification", { method: "POST", body: { url } })
+		if ("err" in res && !res.err) {
+			toast({
+				title: t`Test notification sent`,
+				description: t`Check your notification service`,
+			})
+		} else {
+			toast({
+				title: t`Error`,
+				description: res.err ?? t`Failed to send test notification`,
+				variant: "destructive",
+			})
+		}
+		setIsLoading(false)
+	}
+
+	return (
+		<Card className="bg-muted/40 p-2 md:p-3">
+			<div className="flex items-center gap-1">
+				<Input
+					type="url"
+					className="light:bg-card"
+					required
+					placeholder="generic://webhook.site/xxxxxx"
+					value={url}
+					onChange={onUrlChange}
+				/>
+				<Button type="button" variant="outline" disabled={isLoading || url === ""} onClick={sendTestNotification}>
+					{isLoading ? (
+						<LoaderCircleIcon className="h-4 w-4 animate-spin" />
+					) : (
+						<span>
+							<Trans>
+								Test <span className="hidden sm:inline">URL</span>
+							</Trans>
+						</span>
+					)}
+				</Button>
+				<Button type="button" variant="outline" size="icon" className="shrink-0" aria-label="Delete" onClick={onRemove}>
+					<Trash2Icon className="h-4 w-4" />
+				</Button>
+			</div>
+		</Card>
+	)
+}
+
+export default SettingsNotificationsPage

src/site/src/components/routes/settings/sidebar-nav.tsx

@@ -0,0 +1,74 @@
+import React from "react"
+import { cn } from "@/lib/utils"
+import { isAdmin, isReadOnlyUser } from "@/lib/api"
+import { buttonVariants } from "../../ui/button"
+import { $router, Link, navigate } from "../../router"
+import { useStore } from "@nanostores/react"
+import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select"
+import { Separator } from "@/components/ui/separator"
+
+interface SidebarNavProps extends React.HTMLAttributes<HTMLElement> {
+	items: {
+		href: string
+		title: string
+		icon?: React.FC<React.SVGProps<SVGSVGElement>>
+		admin?: boolean
+		noReadOnly?: boolean
+		preload?: () => Promise<{ default: React.ComponentType<any> }>
+	}[]
+}
+
+export function SidebarNav({ className, items, ...props }: SidebarNavProps) {
+	const page = useStore($router)
+
+	return (
+		<>
+			{/* Mobile View */}
+			<div className="md:hidden">
+				<Select onValueChange={navigate} value={page?.path}>
+					<SelectTrigger className="w-full my-3.5">
+						<SelectValue placeholder="Select page" />
+					</SelectTrigger>
+					<SelectContent>
+						{items.map((item) => {
+							if (item.admin && !isAdmin()) return null
+							return (
+								<SelectItem key={item.href} value={item.href}>
+									<span className="flex items-center gap-2 truncate">
+										{item.icon && <item.icon className="size-4" />}
+										<span className="truncate">{item.title}</span>
+									</span>
+								</SelectItem>
+							)
+						})}
+					</SelectContent>
+				</Select>
+				<Separator />
+			</div>
+
+			{/* Desktop View */}
+			<nav className={cn("hidden md:grid gap-1 sticky top-6", className)} {...props}>
+				{items.map((item) => {
+					if ((item.admin && !isAdmin()) || (item.noReadOnly && isReadOnlyUser())) {
+						return null
+					}
+					return (
+						<Link
+							onMouseEnter={() => item.preload?.()}
+							key={item.href}
+							href={item.href}
+							className={cn(
+								buttonVariants({ variant: "ghost" }),
+								"flex items-center gap-3 justify-start truncate duration-50",
+								page?.path === item.href ? "bg-muted hover:bg-accent/70" : "hover:bg-accent/50"
+							)}
+						>
+							{item.icon && <item.icon className="size-4 shrink-0" />}
+							<span className="truncate">{item.title}</span>
+						</Link>
+					)
+				})}
+			</nav>
+		</>
+	)
+}

src/site/src/components/routes/settings/tokens-fingerprints.tsx

@@ -0,0 +1,368 @@
+import { Trans, useLingui } from "@lingui/react/macro"
+import { t } from "@lingui/core/macro"
+import { $publicKey } from "@/lib/stores"
+import { memo, useEffect, useMemo, useState } from "react"
+import { Table, TableCell, TableHead, TableBody, TableRow, TableHeader } from "@/components/ui/table"
+import { FingerprintRecord } from "@/types"
+import {
+	CopyIcon,
+	FingerprintIcon,
+	KeyIcon,
+	MoreHorizontalIcon,
+	RotateCwIcon,
+	ServerIcon,
+	Trash2Icon,
+} from "lucide-react"
+import { toast } from "@/components/ui/use-toast"
+import { cn, copyToClipboard, generateToken, getHubURL, tokenMap } from "@/lib/utils"
+import { isReadOnlyUser, pb } from "@/lib/api"
+import {
+	DropdownMenu,
+	DropdownMenuContent,
+	DropdownMenuItem,
+	DropdownMenuSeparator,
+	DropdownMenuTrigger,
+} from "@/components/ui/dropdown-menu"
+import { Button } from "@/components/ui/button"
+import { Separator } from "@/components/ui/separator"
+import { Switch } from "@/components/ui/switch"
+import {
+	copyDockerCompose,
+	copyDockerRun,
+	copyLinuxCommand,
+	copyWindowsCommand,
+	DropdownItem,
+	InstallDropdown,
+} from "@/components/install-dropdowns"
+import { AppleIcon, DockerIcon, TuxIcon, WindowsIcon } from "@/components/ui/icons"
+import { redirectPage } from "@nanostores/router"
+import { $router } from "@/components/router"
+
+const pbFingerprintOptions = {
+	expand: "system",
+	fields: "id,fingerprint,token,system,expand.system.name",
+}
+
+function sortFingerprints(fingerprints: FingerprintRecord[]) {
+	return fingerprints.sort((a, b) => a.expand.system.name.localeCompare(b.expand.system.name))
+}
+
+const SettingsFingerprintsPage = memo(() => {
+	if (isReadOnlyUser()) {
+		redirectPage($router, "settings", { name: "general" })
+	}
+	const [fingerprints, setFingerprints] = useState<FingerprintRecord[]>([])
+
+	// Get fingerprint records on mount
+	useEffect(() => {
+		pb.collection("fingerprints")
+			.getFullList<FingerprintRecord>(pbFingerprintOptions)
+			.then((prints) => {
+				setFingerprints(sortFingerprints(prints))
+			})
+	}, [])
+
+	// Subscribe to fingerprint updates
+	useEffect(() => {
+		let unsubscribe: (() => void) | undefined
+		;(async () => {
+			// subscribe to fingerprint updates
+			unsubscribe = await pb.collection("fingerprints").subscribe(
+				"*",
+				(res) => {
+					setFingerprints((currentFingerprints) => {
+						if (res.action === "create") {
+							return sortFingerprints([...currentFingerprints, res.record as FingerprintRecord])
+						}
+						if (res.action === "update") {
+							return currentFingerprints.map((fingerprint) => {
+								if (fingerprint.id === res.record.id) {
+									return { ...fingerprint, ...res.record } as FingerprintRecord
+								}
+								return fingerprint
+							})
+						}
+						if (res.action === "delete") {
+							return currentFingerprints.filter((fingerprint) => fingerprint.id !== res.record.id)
+						}
+						return currentFingerprints
+					})
+				},
+				pbFingerprintOptions
+			)
+		})()
+		// unsubscribe on unmount
+		return () => unsubscribe?.()
+	}, [])
+
+	// Update token map whenever fingerprints change
+	useEffect(() => {
+		for (const fingerprint of fingerprints) {
+			tokenMap.set(fingerprint.system, fingerprint.token)
+		}
+	}, [fingerprints])
+
+	return (
+		<>
+			<SectionIntro />
+			<Separator className="my-4" />
+			<SectionUniversalToken />
+			<Separator className="my-4" />
+			<SectionTable fingerprints={fingerprints} />
+		</>
+	)
+})
+
+const SectionIntro = memo(() => {
+	return (
+		<div>
+			<h3 className="text-xl font-medium mb-2">
+				<Trans>Tokens & Fingerprints</Trans>
+			</h3>
+			<p className="text-sm text-muted-foreground leading-relaxed">
+				<Trans>Tokens and fingerprints are used to authenticate WebSocket connections to the hub.</Trans>
+			</p>
+			<p className="text-sm text-muted-foreground leading-relaxed mt-1.5">
+				<Trans>
+					Tokens allow agents to connect and register. Fingerprints are stable identifiers unique to each system, set on
+					first connection.
+				</Trans>
+			</p>
+		</div>
+	)
+})
+
+const SectionUniversalToken = memo(() => {
+	const [token, setToken] = useState("")
+	const [isLoading, setIsLoading] = useState(true)
+	const [checked, setChecked] = useState(false)
+
+	async function updateToken(enable: number = -1) {
+		// enable: 0 for disable, 1 for enable, -1 (unset) for get current state
+		const data = await pb.send(`/api/beszel/universal-token`, {
+			query: {
+				token,
+				enable,
+			},
+		})
+		setToken(data.token)
+		setChecked(data.active)
+		setIsLoading(false)
+	}
+
+	useEffect(() => {
+		updateToken()
+	}, [])
+
+	return (
+		<div>
+			<h3 className="text-lg font-medium mb-2">
+				<Trans>Universal token</Trans>
+			</h3>
+			<p className="text-sm text-muted-foreground leading-relaxed">
+				<Trans>
+					When enabled, this token allows agents to self-register without prior system creation. Expires after one hour
+					or on hub restart.
+				</Trans>
+			</p>
+			<div className="min-h-16 overflow-auto max-w-full inline-flex items-center gap-5 mt-3 border py-2 ps-5 pe-4 rounded-md">
+				{!isLoading && (
+					<>
+						<Switch
+							defaultChecked={checked}
+							onCheckedChange={(checked) => {
+								updateToken(checked ? 1 : 0)
+							}}
+						/>
+						<span
+							className={cn(
+								"text-sm text-primary opacity-60 transition-opacity",
+								checked ? "opacity-100" : "select-none"
+							)}
+						>
+							{token}
+						</span>
+						<ActionsButtonUniversalToken token={token} checked={checked} />
+					</>
+				)}
+			</div>
+		</div>
+	)
+})
+
+const ActionsButtonUniversalToken = memo(({ token, checked }: { token: string; checked: boolean }) => {
+	const { t } = useLingui()
+	const publicKey = $publicKey.get()
+	const port = "45876"
+
+	const dropdownItems: DropdownItem[] = [
+		{
+			text: t({ message: "Copy docker compose", context: "Button to copy docker compose file content" }),
+			onClick: () => copyDockerCompose(port, publicKey, token),
+			icons: [DockerIcon],
+		},
+		{
+			text: t({ message: "Copy docker run", context: "Button to copy docker run command" }),
+			onClick: () => copyDockerRun(port, publicKey, token),
+			icons: [DockerIcon],
+		},
+		{
+			text: t`Copy Linux command`,
+			onClick: () => copyLinuxCommand(port, publicKey, token),
+			icons: [TuxIcon],
+		},
+		{
+			text: t({ message: "Homebrew command", context: "Button to copy install command" }),
+			onClick: () => copyLinuxCommand(port, publicKey, token, true),
+			icons: [TuxIcon, AppleIcon],
+		},
+		{
+			text: t({ message: "Windows command", context: "Button to copy install command" }),
+			onClick: () => copyWindowsCommand(port, publicKey, token),
+			icons: [WindowsIcon],
+		},
+	]
+	return (
+		<div className="flex items-center gap-2">
+			<DropdownMenu>
+				<DropdownMenuTrigger asChild>
+					<Button
+						variant="ghost"
+						size="icon"
+						disabled={!checked}
+						className={cn("transition-opacity", !checked && "opacity-50")}
+					>
+						<span className="sr-only">
+							<Trans>Open menu</Trans>
+						</span>
+						<MoreHorizontalIcon className="w-5" />
+					</Button>
+				</DropdownMenuTrigger>
+				<InstallDropdown items={dropdownItems} />
+			</DropdownMenu>
+		</div>
+	)
+})
+
+const SectionTable = memo(({ fingerprints = [] }: { fingerprints: FingerprintRecord[] }) => {
+	const { t } = useLingui()
+	const isReadOnly = isReadOnlyUser()
+
+	const headerCols = useMemo(
+		() => [
+			{
+				label: t`System`,
+				Icon: ServerIcon,
+				w: "11em",
+			},
+			{
+				label: t`Token`,
+				Icon: KeyIcon,
+				w: "20em",
+			},
+			{
+				label: t`Fingerprint`,
+				Icon: FingerprintIcon,
+				w: "20em",
+			},
+		],
+		[t]
+	)
+	return (
+		<div className="rounded-md border overflow-hidden w-full mt-4">
+			<Table>
+				<TableHeader>
+					<tr className="border-border/50">
+						{headerCols.map((col) => (
+							<TableHead key={col.label} style={{ minWidth: col.w }}>
+								<span className="flex items-center gap-2">
+									<col.Icon className="size-4" />
+									{col.label}
+								</span>
+							</TableHead>
+						))}
+						{!isReadOnly && (
+							<TableHead className="w-0">
+								<span className="sr-only">
+									<Trans>Actions</Trans>
+								</span>
+							</TableHead>
+						)}
+					</tr>
+				</TableHeader>
+				<TableBody className="whitespace-pre">
+					{fingerprints.map((fingerprint, i) => (
+						<TableRow key={i}>
+							<TableCell className="font-medium ps-5 py-2 max-w-60 truncate">
+								{fingerprint.expand.system.name}
+							</TableCell>
+							<TableCell className="font-mono text-[0.95em] py-2">{fingerprint.token}</TableCell>
+							<TableCell className="font-mono text-[0.95em] py-2">{fingerprint.fingerprint}</TableCell>
+							{!isReadOnly && (
+								<TableCell className="py-2 px-4 xl:px-2">
+									<ActionsButtonTable fingerprint={fingerprint} />
+								</TableCell>
+							)}
+						</TableRow>
+					))}
+				</TableBody>
+			</Table>
+		</div>
+	)
+})
+
+async function updateFingerprint(fingerprint: FingerprintRecord, rotateToken = false) {
+	try {
+		await pb.collection("fingerprints").update(fingerprint.id, {
+			fingerprint: "",
+			token: rotateToken ? generateToken() : fingerprint.token,
+		})
+	} catch (error: any) {
+		toast({
+			title: t`Error`,
+			description: error.message,
+		})
+	}
+}
+
+const ActionsButtonTable = memo(({ fingerprint }: { fingerprint: FingerprintRecord }) => {
+	const envVar = `HUB_URL=${getHubURL()}\nTOKEN=${fingerprint.token}`
+	const copyEnv = () => copyToClipboard(envVar)
+	const copyYaml = () => copyToClipboard(envVar.replaceAll("=", ": "))
+
+	return (
+		<DropdownMenu>
+			<DropdownMenuTrigger asChild>
+				<Button variant="ghost" size={"icon"} data-nolink>
+					<span className="sr-only">
+						<Trans>Open menu</Trans>
+					</span>
+					<MoreHorizontalIcon className="w-5" />
+				</Button>
+			</DropdownMenuTrigger>
+			<DropdownMenuContent align="end">
+				<DropdownMenuItem onClick={copyYaml}>
+					<CopyIcon className="me-2.5 size-4" />
+					<Trans>Copy YAML</Trans>
+				</DropdownMenuItem>
+				<DropdownMenuItem onClick={copyEnv}>
+					<CopyIcon className="me-2.5 size-4" />
+					<Trans context="Environment variables">Copy env</Trans>
+				</DropdownMenuItem>
+				<DropdownMenuSeparator />
+				<DropdownMenuItem onSelect={() => updateFingerprint(fingerprint, true)}>
+					<RotateCwIcon className="me-2.5 size-4" />
+					<Trans>Rotate token</Trans>
+				</DropdownMenuItem>
+				{fingerprint.fingerprint && (
+					<DropdownMenuItem onSelect={() => updateFingerprint(fingerprint)}>
+						<Trash2Icon className="me-2.5 size-4" />
+						<Trans>Delete fingerprint</Trans>
+					</DropdownMenuItem>
+				)}
+			</DropdownMenuContent>
+		</DropdownMenu>
+	)
+})
+
+export default SettingsFingerprintsPage

src/site/src/components/routes/system.tsx

@@ -0,0 +1,926 @@
+import { t } from "@lingui/core/macro"
+import { Plural, Trans } from "@lingui/react/macro"
+import {
+	$systems,
+	$chartTime,
+	$containerFilter,
+	$userSettings,
+	$direction,
+	$maxValues,
+	$temperatureFilter,
+	$allSystemsByName,
+} from "@/lib/stores"
+import { ChartData, ChartTimes, ContainerStatsRecord, GPUData, SystemRecord, SystemStatsRecord } from "@/types"
+import { useContainerChartConfigs } from "@/components/charts/hooks"
+import { ChartType, Unit, Os, SystemStatus } from "@/lib/enums"
+import React, { memo, useCallback, useEffect, useMemo, useRef, useState, type JSX } from "react"
+import { Card, CardHeader, CardTitle, CardDescription } from "../ui/card"
+import { useStore } from "@nanostores/react"
+import Spinner from "../spinner"
+import { ClockArrowUp, CpuIcon, GlobeIcon, LayoutGridIcon, MonitorIcon, XIcon } from "lucide-react"
+import ChartTimeSelect from "../charts/chart-time-select"
+import {
+	chartTimeData,
+	cn,
+	decimalString,
+	formatBytes,
+	getHostDisplayValue,
+	listen,
+	parseSemVer,
+	toFixedFloat,
+	useBrowserStorage,
+} from "@/lib/utils"
+import { getPbTimestamp, pb } from "@/lib/api"
+import { Separator } from "../ui/separator"
+import { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from "../ui/tooltip"
+import { Button } from "../ui/button"
+import { Input } from "../ui/input"
+import { ChartAverage, ChartMax, Rows, TuxIcon, WindowsIcon, AppleIcon, FreeBsdIcon } from "../ui/icons"
+import { useIntersectionObserver } from "@/lib/use-intersection-observer"
+import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "../ui/select"
+import { timeTicks } from "d3-time"
+import { useLingui } from "@lingui/react/macro"
+import { $router, navigate } from "../router"
+import { getPagePath } from "@nanostores/router"
+import { batteryStateTranslations } from "@/lib/i18n"
+import AreaChartDefault from "@/components/charts/area-chart"
+import ContainerChart from "@/components/charts/container-chart"
+import MemChart from "@/components/charts/mem-chart"
+import DiskChart from "@/components/charts/disk-chart"
+import SwapChart from "@/components/charts/swap-chart"
+import TemperatureChart from "@/components/charts/temperature-chart"
+import GpuPowerChart from "@/components/charts/gpu-power-chart"
+import LoadAverageChart from "@/components/charts/load-average-chart"
+import { subscribeKeys } from "nanostores"
+
+const cache = new Map<string, any>()
+
+// create ticks and domain for charts
+function getTimeData(chartTime: ChartTimes, lastCreated: number) {
+	const cached = cache.get("td")
+	if (cached && cached.chartTime === chartTime) {
+		if (!lastCreated || cached.time >= lastCreated) {
+			return cached.data
+		}
+	}
+
+	const now = new Date()
+	const startTime = chartTimeData[chartTime].getOffset(now)
+	const ticks = timeTicks(startTime, now, chartTimeData[chartTime].ticks ?? 12).map((date) => date.getTime())
+	const data = {
+		ticks,
+		domain: [chartTimeData[chartTime].getOffset(now).getTime(), now.getTime()],
+	}
+	cache.set("td", { time: now.getTime(), data, chartTime })
+	return data
+}
+
+// add empty values between records to make gaps if interval is too large
+function addEmptyValues<T extends SystemStatsRecord | ContainerStatsRecord>(
+	prevRecords: T[],
+	newRecords: T[],
+	expectedInterval: number
+) {
+	const modifiedRecords: T[] = []
+	let prevTime = (prevRecords.at(-1)?.created ?? 0) as number
+	for (let i = 0; i < newRecords.length; i++) {
+		const record = newRecords[i]
+		record.created = new Date(record.created).getTime()
+		if (prevTime) {
+			const interval = record.created - prevTime
+			// if interval is too large, add a null record
+			if (interval > expectedInterval / 2 + expectedInterval) {
+				// @ts-ignore
+				modifiedRecords.push({ created: null, stats: null })
+			}
+		}
+		prevTime = record.created
+		modifiedRecords.push(record)
+	}
+	return modifiedRecords
+}
+
+async function getStats<T>(collection: string, system: SystemRecord, chartTime: ChartTimes): Promise<T[]> {
+	const lastCached = cache.get(`${system.id}_${chartTime}_${collection}`)?.at(-1)?.created as number
+	return await pb.collection<T>(collection).getFullList({
+		filter: pb.filter("system={:id} && created > {:created} && type={:type}", {
+			id: system.id,
+			created: getPbTimestamp(chartTime, lastCached ? new Date(lastCached + 1000) : undefined),
+			type: chartTimeData[chartTime].type,
+		}),
+		fields: "created,stats",
+		sort: "created",
+	})
+}
+
+function dockerOrPodman(str: string, system: SystemRecord) {
+	if (system.info.p) {
+		str = str.replace("docker", "podman").replace("Docker", "Podman")
+	}
+	return str
+}
+
+export default memo(function SystemDetail({ name }: { name: string }) {
+	const direction = useStore($direction)
+	const { t } = useLingui()
+	const systems = useStore($systems)
+	const chartTime = useStore($chartTime)
+	const maxValues = useStore($maxValues)
+	const [grid, setGrid] = useBrowserStorage("grid", true)
+	const [system, setSystem] = useState({} as SystemRecord)
+	const [systemStats, setSystemStats] = useState([] as SystemStatsRecord[])
+	const [containerData, setContainerData] = useState([] as ChartData["containerData"])
+	const netCardRef = useRef<HTMLDivElement>(null)
+	const persistChartTime = useRef(false)
+	const [containerFilterBar, setContainerFilterBar] = useState(null as null | JSX.Element)
+	const [bottomSpacing, setBottomSpacing] = useState(0)
+	const [chartLoading, setChartLoading] = useState(true)
+	const isLongerChart = chartTime !== "1h"
+	const userSettings = $userSettings.get()
+
+	useEffect(() => {
+		document.title = `${name} / Beszel`
+		return () => {
+			if (!persistChartTime.current) {
+				$chartTime.set($userSettings.get().chartTime)
+			}
+			persistChartTime.current = false
+			setSystemStats([])
+			setContainerData([])
+			setContainerFilterBar(null)
+			$containerFilter.set("")
+		}
+	}, [name])
+
+	// find matching system and update when it changes
+	useEffect(() => {
+		return subscribeKeys($allSystemsByName, [name], (newSystems) => {
+			const sys = newSystems[name]
+			sys?.id && setSystem(sys)
+		})
+	}, [name])
+
+	const chartData: ChartData = useMemo(() => {
+		const lastCreated = Math.max(
+			(systemStats.at(-1)?.created as number) ?? 0,
+			(containerData.at(-1)?.created as number) ?? 0
+		)
+		return {
+			systemStats,
+			containerData,
+			chartTime,
+			orientation: direction === "rtl" ? "right" : "left",
+			...getTimeData(chartTime, lastCreated),
+			agentVersion: parseSemVer(system?.info?.v),
+		}
+	}, [systemStats, containerData, direction])
+
+	// Share chart config computation for all container charts
+	const containerChartConfigs = useContainerChartConfigs(containerData)
+
+	// get stats
+	useEffect(() => {
+		if (!system.id || !chartTime) {
+			return
+		}
+		// loading: true
+		setChartLoading(true)
+		Promise.allSettled([
+			getStats<SystemStatsRecord>("system_stats", system, chartTime),
+			getStats<ContainerStatsRecord>("container_stats", system, chartTime),
+		]).then(([systemStats, containerStats]) => {
+			// loading: false
+			setChartLoading(false)
+
+			const { expectedInterval } = chartTimeData[chartTime]
+			// make new system stats
+			const ss_cache_key = `${system.id}_${chartTime}_system_stats`
+			let systemData = (cache.get(ss_cache_key) || []) as SystemStatsRecord[]
+			if (systemStats.status === "fulfilled" && systemStats.value.length) {
+				systemData = systemData.concat(addEmptyValues(systemData, systemStats.value, expectedInterval))
+				if (systemData.length > 120) {
+					systemData = systemData.slice(-100)
+				}
+				cache.set(ss_cache_key, systemData)
+			}
+			setSystemStats(systemData)
+			// make new container stats
+			const cs_cache_key = `${system.id}_${chartTime}_container_stats`
+			let containerData = (cache.get(cs_cache_key) || []) as ContainerStatsRecord[]
+			if (containerStats.status === "fulfilled" && containerStats.value.length) {
+				containerData = containerData.concat(addEmptyValues(containerData, containerStats.value, expectedInterval))
+				if (containerData.length > 120) {
+					containerData = containerData.slice(-100)
+				}
+				cache.set(cs_cache_key, containerData)
+			}
+			if (containerData.length) {
+				!containerFilterBar && setContainerFilterBar(<FilterBar />)
+			} else if (containerFilterBar) {
+				setContainerFilterBar(null)
+			}
+			makeContainerData(containerData)
+		})
+	}, [system, chartTime])
+
+	// make container stats for charts
+	const makeContainerData = useCallback((containers: ContainerStatsRecord[]) => {
+		const containerData = [] as ChartData["containerData"]
+		for (let { created, stats } of containers) {
+			if (!created) {
+				// @ts-ignore add null value for gaps
+				containerData.push({ created: null })
+				continue
+			}
+			created = new Date(created).getTime()
+			// @ts-ignore not dealing with this rn
+			let containerStats: ChartData["containerData"][0] = { created }
+			for (let container of stats) {
+				containerStats[container.n] = container
+			}
+			containerData.push(containerStats)
+		}
+		setContainerData(containerData)
+	}, [])
+
+	// values for system info bar
+	const systemInfo = useMemo(() => {
+		if (!system.info) {
+			return []
+		}
+
+		const osInfo = {
+			[Os.Linux]: {
+				Icon: TuxIcon,
+				value: system.info.k,
+				label: t({ comment: "Linux kernel", message: "Kernel" }),
+			},
+			[Os.Darwin]: {
+				Icon: AppleIcon,
+				value: `macOS ${system.info.k}`,
+			},
+			[Os.Windows]: {
+				Icon: WindowsIcon,
+				value: system.info.k,
+			},
+			[Os.FreeBSD]: {
+				Icon: FreeBsdIcon,
+				value: system.info.k,
+			},
+		}
+		let uptime: React.ReactNode
+		if (system.info.u < 3600) {
+			uptime = (
+				<Plural
+					value={Math.trunc(system.info.u / 60)}
+					one="# minute"
+					few="# minutes"
+					many="# minutes"
+					other="# minutes"
+				/>
+			)
+		} else if (system.info.u < 172800) {
+			uptime = <Plural value={Math.trunc(system.info.u / 3600)} one="# hour" other="# hours" />
+		} else {
+			uptime = <Plural value={Math.trunc(system.info?.u / 86400)} one="# day" other="# days" />
+		}
+		return [
+			{ value: getHostDisplayValue(system), Icon: GlobeIcon },
+			{
+				value: system.info.h,
+				Icon: MonitorIcon,
+				label: "Hostname",
+				// hide if hostname is same as host or name
+				hide: system.info.h === system.host || system.info.h === system.name,
+			},
+			{ value: uptime, Icon: ClockArrowUp, label: t`Uptime`, hide: !system.info.u },
+			osInfo[system.info.os ?? Os.Linux],
+			{
+				value: `${system.info.m} (${system.info.c}c${system.info.t ? `/${system.info.t}t` : ""})`,
+				Icon: CpuIcon,
+				hide: !system.info.m,
+			},
+		] as {
+			value: string | number | undefined
+			label?: string
+			Icon: any
+			hide?: boolean
+		}[]
+	}, [system.info, t])
+
+	/** Space for tooltip if more than 12 containers */
+	useEffect(() => {
+		if (!netCardRef.current || !containerData.length) {
+			setBottomSpacing(0)
+			return
+		}
+		const tooltipHeight = (Object.keys(containerData[0]).length - 11) * 17.8 - 40
+		const wrapperEl = document.getElementById("chartwrap") as HTMLDivElement
+		const wrapperRect = wrapperEl.getBoundingClientRect()
+		const chartRect = netCardRef.current.getBoundingClientRect()
+		const distanceToBottom = wrapperRect.bottom - chartRect.bottom
+		setBottomSpacing(tooltipHeight - distanceToBottom)
+	}, [netCardRef, containerData])
+
+	// keyboard navigation between systems
+	useEffect(() => {
+		if (!systems.length) {
+			return
+		}
+		const handleKeyUp = (e: KeyboardEvent) => {
+			if (
+				e.target instanceof HTMLInputElement ||
+				e.target instanceof HTMLTextAreaElement ||
+				e.shiftKey ||
+				e.ctrlKey ||
+				e.metaKey
+			) {
+				return
+			}
+			const currentIndex = systems.findIndex((s) => s.name === name)
+			if (currentIndex === -1 || systems.length <= 1) {
+				return
+			}
+			switch (e.key) {
+				case "ArrowLeft":
+				case "h":
+					const prevIndex = (currentIndex - 1 + systems.length) % systems.length
+					persistChartTime.current = true
+					return navigate(getPagePath($router, "system", { name: systems[prevIndex].name }))
+				case "ArrowRight":
+				case "l":
+					const nextIndex = (currentIndex + 1) % systems.length
+					persistChartTime.current = true
+					return navigate(getPagePath($router, "system", { name: systems[nextIndex].name }))
+			}
+		}
+		return listen(document, "keyup", handleKeyUp)
+	}, [name, systems])
+
+	if (!system.id) {
+		return null
+	}
+
+	// select field for switching between avg and max values
+	const maxValSelect = isLongerChart ? <SelectAvgMax max={maxValues} /> : null
+	const showMax = chartTime !== "1h" && maxValues
+
+	// if no data, show empty message
+	const dataEmpty = !chartLoading && chartData.systemStats.length === 0
+	const lastGpuVals = Object.values(systemStats.at(-1)?.stats.g ?? {})
+	const hasGpuData = lastGpuVals.length > 0
+	const hasGpuPowerData = lastGpuVals.some((gpu) => gpu.p !== undefined)
+
+	let translatedStatus: string = system.status
+	if (system.status === SystemStatus.Up) {
+		translatedStatus = t({ message: "Up", comment: "Context: System is up" })
+	} else if (system.status === SystemStatus.Down) {
+		translatedStatus = t({ message: "Down", comment: "Context: System is down" })
+	}
+
+	return (
+		<>
+			<div id="chartwrap" className="grid gap-4 mb-14 overflow-x-clip">
+				{/* system info */}
+				<Card>
+					<div className="grid xl:flex gap-4 px-4 sm:px-6 pt-3 sm:pt-4 pb-5">
+						<div>
+							<h1 className="text-[1.6rem] font-semibold mb-1.5">{system.name}</h1>
+							<div className="flex flex-wrap items-center gap-3 gap-y-2 text-sm opacity-90">
+								<div className="capitalize flex gap-2 items-center">
+									<span className={cn("relative flex h-3 w-3")}>
+										{system.status === SystemStatus.Up && (
+											<span
+												className="animate-ping absolute inline-flex h-full w-full rounded-full bg-green-400 opacity-75"
+												style={{ animationDuration: "1.5s" }}
+											></span>
+										)}
+										<span
+											className={cn("relative inline-flex rounded-full h-3 w-3", {
+												"bg-green-500": system.status === SystemStatus.Up,
+												"bg-red-500": system.status === SystemStatus.Down,
+												"bg-primary/40": system.status === SystemStatus.Paused,
+												"bg-yellow-500": system.status === SystemStatus.Pending,
+											})}
+										></span>
+									</span>
+									{translatedStatus}
+								</div>
+								{systemInfo.map(({ value, label, Icon, hide }, i) => {
+									if (hide || !value) {
+										return null
+									}
+									const content = (
+										<div className="flex gap-1.5 items-center">
+											<Icon className="h-4 w-4" /> {value}
+										</div>
+									)
+									return (
+										<div key={i} className="contents">
+											<Separator orientation="vertical" className="h-4 bg-primary/30" />
+											{label ? (
+												<TooltipProvider>
+													<Tooltip delayDuration={150}>
+														<TooltipTrigger asChild>{content}</TooltipTrigger>
+														<TooltipContent>{label}</TooltipContent>
+													</Tooltip>
+												</TooltipProvider>
+											) : (
+												content
+											)}
+										</div>
+									)
+								})}
+							</div>
+						</div>
+						<div className="xl:ms-auto flex items-center gap-2 max-sm:-mb-1">
+							<ChartTimeSelect className="w-full xl:w-40" />
+							<TooltipProvider delayDuration={100}>
+								<Tooltip>
+									<TooltipTrigger asChild>
+										<Button
+											aria-label={t`Toggle grid`}
+											variant="outline"
+											size="icon"
+											className="hidden xl:flex p-0 text-primary"
+											onClick={() => setGrid(!grid)}
+										>
+											{grid ? (
+												<LayoutGridIcon className="h-[1.2rem] w-[1.2rem] opacity-75" />
+											) : (
+												<Rows className="h-[1.3rem] w-[1.3rem] opacity-75" />
+											)}
+										</Button>
+									</TooltipTrigger>
+									<TooltipContent>{t`Toggle grid`}</TooltipContent>
+								</Tooltip>
+							</TooltipProvider>
+						</div>
+					</div>
+				</Card>
+
+				{/* main charts */}
+				<div className="grid xl:grid-cols-2 gap-4">
+					<ChartCard
+						empty={dataEmpty}
+						grid={grid}
+						title={t`CPU Usage`}
+						description={t`Average system-wide CPU utilization`}
+						cornerEl={maxValSelect}
+					>
+						<AreaChartDefault
+							chartData={chartData}
+							maxToggled={maxValues}
+							dataPoints={[
+								{
+									label: t`CPU Usage`,
+									dataKey: ({ stats }) => (showMax ? stats?.cpum : stats?.cpu),
+									color: 1,
+									opacity: 0.4,
+								},
+							]}
+							tickFormatter={(val) => toFixedFloat(val, 2) + "%"}
+							contentFormatter={({ value }) => decimalString(value) + "%"}
+						/>
+					</ChartCard>
+
+					{containerFilterBar && (
+						<ChartCard
+							empty={dataEmpty}
+							grid={grid}
+							title={dockerOrPodman(t`Docker CPU Usage`, system)}
+							description={t`Average CPU utilization of containers`}
+							cornerEl={containerFilterBar}
+						>
+							<ContainerChart
+								chartData={chartData}
+								dataKey="c"
+								chartType={ChartType.CPU}
+								chartConfig={containerChartConfigs.cpu}
+							/>
+						</ChartCard>
+					)}
+
+					<ChartCard
+						empty={dataEmpty}
+						grid={grid}
+						title={t`Memory Usage`}
+						description={t`Precise utilization at the recorded time`}
+						cornerEl={maxValSelect}
+					>
+						<MemChart chartData={chartData} showMax={showMax} />
+					</ChartCard>
+
+					{containerFilterBar && (
+						<ChartCard
+							empty={dataEmpty}
+							grid={grid}
+							title={dockerOrPodman(t`Docker Memory Usage`, system)}
+							description={dockerOrPodman(t`Memory usage of docker containers`, system)}
+							cornerEl={containerFilterBar}
+						>
+							<ContainerChart
+								chartData={chartData}
+								dataKey="m"
+								chartType={ChartType.Memory}
+								chartConfig={containerChartConfigs.memory}
+							/>
+						</ChartCard>
+					)}
+
+					<ChartCard empty={dataEmpty} grid={grid} title={t`Disk Usage`} description={t`Usage of root partition`}>
+						<DiskChart chartData={chartData} dataKey="stats.du" diskSize={systemStats.at(-1)?.stats.d ?? NaN} />
+					</ChartCard>
+
+					<ChartCard
+						empty={dataEmpty}
+						grid={grid}
+						title={t`Disk I/O`}
+						description={t`Throughput of root filesystem`}
+						cornerEl={maxValSelect}
+					>
+						<AreaChartDefault
+							chartData={chartData}
+							maxToggled={maxValues}
+							dataPoints={[
+								{
+									label: t({ message: "Write", comment: "Disk write" }),
+									dataKey: ({ stats }) => (showMax ? stats?.dwm : stats?.dw),
+									color: 3,
+									opacity: 0.3,
+								},
+								{
+									label: t({ message: "Read", comment: "Disk read" }),
+									dataKey: ({ stats }) => (showMax ? stats?.drm : stats?.dr),
+									color: 1,
+									opacity: 0.3,
+								},
+							]}
+							tickFormatter={(val) => {
+								const { value, unit } = formatBytes(val, true, userSettings.unitDisk, true)
+								return toFixedFloat(value, value >= 10 ? 0 : 1) + " " + unit
+							}}
+							contentFormatter={({ value }) => {
+								const { value: convertedValue, unit } = formatBytes(value, true, userSettings.unitDisk, true)
+								return decimalString(convertedValue, convertedValue >= 100 ? 1 : 2) + " " + unit
+							}}
+						/>
+					</ChartCard>
+
+					<ChartCard
+						empty={dataEmpty}
+						grid={grid}
+						title={t`Bandwidth`}
+						cornerEl={maxValSelect}
+						description={t`Network traffic of public interfaces`}
+					>
+						<AreaChartDefault
+							chartData={chartData}
+							maxToggled={maxValues}
+							dataPoints={[
+								{
+									label: t`Sent`,
+									// use bytes if available, otherwise multiply old MB (can remove in future)
+									dataKey(data) {
+										if (showMax) {
+											return data?.stats?.bm?.[0] ?? (data?.stats?.nsm ?? 0) * 1024 * 1024
+										}
+										return data?.stats?.b?.[0] ?? data?.stats?.ns * 1024 * 1024
+									},
+									color: 5,
+									opacity: 0.2,
+								},
+								{
+									label: t`Received`,
+									dataKey(data) {
+										if (showMax) {
+											return data?.stats?.bm?.[1] ?? (data?.stats?.nrm ?? 0) * 1024 * 1024
+										}
+										return data?.stats?.b?.[1] ?? data?.stats?.nr * 1024 * 1024
+									},
+									color: 2,
+									opacity: 0.2,
+								},
+							]}
+							tickFormatter={(val) => {
+								let { value, unit } = formatBytes(val, true, userSettings.unitNet, false)
+								return toFixedFloat(value, value >= 10 ? 0 : 1) + " " + unit
+							}}
+							contentFormatter={(data) => {
+								const { value, unit } = formatBytes(data.value, true, userSettings.unitNet, false)
+								return decimalString(value, value >= 100 ? 1 : 2) + " " + unit
+							}}
+						/>
+					</ChartCard>
+
+					{containerFilterBar && containerData.length > 0 && (
+						<div
+							ref={netCardRef}
+							className={cn({
+								"col-span-full": !grid,
+							})}
+						>
+							<ChartCard
+								empty={dataEmpty}
+								title={dockerOrPodman(t`Docker Network I/O`, system)}
+								description={dockerOrPodman(t`Network traffic of docker containers`, system)}
+								cornerEl={containerFilterBar}
+							>
+								<ContainerChart
+									chartData={chartData}
+									chartType={ChartType.Network}
+									dataKey="n"
+									chartConfig={containerChartConfigs.network}
+								/>
+							</ChartCard>
+						</div>
+					)}
+
+					{/* Swap chart */}
+					{(systemStats.at(-1)?.stats.su ?? 0) > 0 && (
+						<ChartCard
+							empty={dataEmpty}
+							grid={grid}
+							title={t`Swap Usage`}
+							description={t`Swap space used by the system`}
+						>
+							<SwapChart chartData={chartData} />
+						</ChartCard>
+					)}
+
+					{/* Load Average chart */}
+					{chartData.agentVersion?.minor >= 12 && (
+						<ChartCard
+							empty={dataEmpty}
+							grid={grid}
+							title={t`Load Average`}
+							description={t`System load averages over time`}
+						>
+							<LoadAverageChart chartData={chartData} />
+						</ChartCard>
+					)}
+
+					{/* Temperature chart */}
+					{systemStats.at(-1)?.stats.t && (
+						<ChartCard
+							empty={dataEmpty}
+							grid={grid}
+							title={t`Temperature`}
+							description={t`Temperatures of system sensors`}
+							cornerEl={<FilterBar store={$temperatureFilter} />}
+						>
+							<TemperatureChart chartData={chartData} />
+						</ChartCard>
+					)}
+
+					{/* Battery chart */}
+					{systemStats.at(-1)?.stats.bat && (
+						<ChartCard
+							empty={dataEmpty}
+							grid={grid}
+							title={t`Battery`}
+							description={`${t({
+								message: "Current state",
+								comment: "Context: Battery state",
+							})}: ${batteryStateTranslations[systemStats.at(-1)?.stats.bat![1] ?? 0]()}`}
+						>
+							<AreaChartDefault
+								chartData={chartData}
+								maxToggled={maxValues}
+								dataPoints={[
+									{
+										label: t`Charge`,
+										dataKey: ({ stats }) => stats?.bat?.[0],
+										color: 1,
+										opacity: 0.35,
+									},
+								]}
+								domain={[0, 100]}
+								tickFormatter={(val) => `${val}%`}
+								contentFormatter={({ value }) => `${value}%`}
+							/>
+						</ChartCard>
+					)}
+
+					{/* GPU power draw chart */}
+					{hasGpuPowerData && (
+						<ChartCard
+							empty={dataEmpty}
+							grid={grid}
+							title={t`GPU Power Draw`}
+							description={t`Average power consumption of GPUs`}
+						>
+							<GpuPowerChart chartData={chartData} />
+						</ChartCard>
+					)}
+				</div>
+
+				{/* GPU charts */}
+				{hasGpuData && (
+					<div className="grid xl:grid-cols-2 gap-4">
+						{Object.keys(systemStats.at(-1)?.stats.g ?? {}).map((id) => {
+							const gpu = systemStats.at(-1)?.stats.g?.[id] as GPUData
+							return (
+								<div key={id} className="contents">
+									<ChartCard
+										empty={dataEmpty}
+										grid={grid}
+										title={`${gpu.n} ${t`Usage`}`}
+										description={t`Average utilization of ${gpu.n}`}
+									>
+										<AreaChartDefault
+											chartData={chartData}
+											dataPoints={[
+												{
+													label: t`Usage`,
+													dataKey: ({ stats }) => stats?.g?.[id]?.u ?? 0,
+													color: 1,
+													opacity: 0.35,
+												},
+											]}
+											tickFormatter={(val) => toFixedFloat(val, 2) + "%"}
+											contentFormatter={({ value }) => decimalString(value) + "%"}
+										/>
+									</ChartCard>
+									<ChartCard
+										empty={dataEmpty}
+										grid={grid}
+										title={`${gpu.n} VRAM`}
+										description={t`Precise utilization at the recorded time`}
+									>
+										<AreaChartDefault
+											chartData={chartData}
+											dataPoints={[
+												{
+													label: t`Usage`,
+													dataKey: ({ stats }) => stats?.g?.[id]?.mu ?? 0,
+													color: 2,
+													opacity: 0.25,
+												},
+											]}
+											max={gpu.mt}
+											tickFormatter={(val) => {
+												const { value, unit } = formatBytes(val, false, Unit.Bytes, true)
+												return toFixedFloat(value, value >= 10 ? 0 : 1) + " " + unit
+											}}
+											contentFormatter={({ value }) => {
+												const { value: convertedValue, unit } = formatBytes(value, false, Unit.Bytes, true)
+												return decimalString(convertedValue) + " " + unit
+											}}
+										/>
+									</ChartCard>
+								</div>
+							)
+						})}
+					</div>
+				)}
+
+				{/* extra filesystem charts */}
+				{Object.keys(systemStats.at(-1)?.stats.efs ?? {}).length > 0 && (
+					<div className="grid xl:grid-cols-2 gap-4">
+						{Object.keys(systemStats.at(-1)?.stats.efs ?? {}).map((extraFsName) => {
+							return (
+								<div key={extraFsName} className="contents">
+									<ChartCard
+										empty={dataEmpty}
+										grid={grid}
+										title={`${extraFsName} ${t`Usage`}`}
+										description={t`Disk usage of ${extraFsName}`}
+									>
+										<DiskChart
+											chartData={chartData}
+											dataKey={`stats.efs.${extraFsName}.du`}
+											diskSize={systemStats.at(-1)?.stats.efs?.[extraFsName].d ?? NaN}
+										/>
+									</ChartCard>
+									<ChartCard
+										empty={dataEmpty}
+										grid={grid}
+										title={`${extraFsName} I/O`}
+										description={t`Throughput of ${extraFsName}`}
+										cornerEl={maxValSelect}
+									>
+										<AreaChartDefault
+											chartData={chartData}
+											dataPoints={[
+												{
+													label: t`Write`,
+													dataKey: ({ stats }) => stats?.efs?.[extraFsName]?.[showMax ? "wm" : "w"] ?? 0,
+													color: 3,
+													opacity: 0.3,
+												},
+												{
+													label: t`Read`,
+													dataKey: ({ stats }) => stats?.efs?.[extraFsName]?.[showMax ? "rm" : "r"] ?? 0,
+													color: 1,
+													opacity: 0.3,
+												},
+											]}
+											maxToggled={maxValues}
+											tickFormatter={(val) => {
+												const { value, unit } = formatBytes(val, true, userSettings.unitDisk, true)
+												return toFixedFloat(value, value >= 10 ? 0 : 1) + " " + unit
+											}}
+											contentFormatter={({ value }) => {
+												const { value: convertedValue, unit } = formatBytes(value, true, userSettings.unitDisk, true)
+												return decimalString(convertedValue, convertedValue >= 100 ? 1 : 2) + " " + unit
+											}}
+										/>
+									</ChartCard>
+								</div>
+							)
+						})}
+					</div>
+				)}
+			</div>
+
+			{/* add space for tooltip if more than 12 containers */}
+			{bottomSpacing > 0 && <span className="block" style={{ height: bottomSpacing }} />}
+		</>
+	)
+})
+
+function FilterBar({ store = $containerFilter }: { store?: typeof $containerFilter }) {
+	const containerFilter = useStore(store)
+	const { t } = useLingui()
+
+	const handleChange = useCallback((e: React.ChangeEvent<HTMLInputElement>) => {
+		store.set(e.target.value)
+	}, [])
+
+	return (
+		<>
+			<Input placeholder={t`Filter...`} className="ps-4 pe-8" value={containerFilter} onChange={handleChange} />
+			{containerFilter && (
+				<Button
+					type="button"
+					variant="ghost"
+					size="icon"
+					aria-label="Clear"
+					className="absolute right-1 top-1/2 -translate-y-1/2 h-7 w-7 text-gray-500 hover:text-gray-900 dark:text-gray-400 dark:hover:text-gray-100"
+					onClick={() => store.set("")}
+				>
+					<XIcon className="h-4 w-4" />
+				</Button>
+			)}
+		</>
+	)
+}
+
+const SelectAvgMax = memo(({ max }: { max: boolean }) => {
+	const Icon = max ? ChartMax : ChartAverage
+	return (
+		<Select value={max ? "max" : "avg"} onValueChange={(e) => $maxValues.set(e === "max")}>
+			<SelectTrigger className="relative ps-10 pe-5">
+				<Icon className="h-4 w-4 absolute start-4 top-1/2 -translate-y-1/2 opacity-85" />
+				<SelectValue />
+			</SelectTrigger>
+			<SelectContent>
+				<SelectItem key="avg" value="avg">
+					<Trans>Average</Trans>
+				</SelectItem>
+				<SelectItem key="max" value="max">
+					<Trans comment="Chart select field. Please try to keep this short.">Max 1 min</Trans>
+				</SelectItem>
+			</SelectContent>
+		</Select>
+	)
+})
+
+function ChartCard({
+	title,
+	description,
+	children,
+	grid,
+	empty,
+	cornerEl,
+}: {
+	title: string
+	description: string
+	children: React.ReactNode
+	grid?: boolean
+	empty?: boolean
+	cornerEl?: JSX.Element | null
+}) {
+	const { isIntersecting, ref } = useIntersectionObserver()
+
+	return (
+		<Card className={cn("pb-2 sm:pb-4 odd:last-of-type:col-span-full", { "col-span-full": !grid })} ref={ref}>
+			<CardHeader className="pb-5 pt-4 gap-1 relative max-sm:py-3 max-sm:px-4">
+				<CardTitle className="text-xl sm:text-2xl">{title}</CardTitle>
+				<CardDescription>{description}</CardDescription>
+				{cornerEl && <div className="relative py-1 block sm:w-44 sm:absolute sm:top-3.5 sm:end-3.5">{cornerEl}</div>}
+			</CardHeader>
+			<div className="ps-0 w-[calc(100%-1.5em)] h-48 md:h-52 relative group">
+				{
+					<Spinner
+						msg={empty ? t`Waiting for enough records to display` : undefined}
+						// className="group-has-[.opacity-100]:opacity-0 transition-opacity"
+						className="group-has-[.opacity-100]:invisible duration-100"
+					/>
+				}
+				{isIntersecting && children}
+			</div>
+		</Card>
+	)
+}

src/site/src/components/spinner.tsx

@@ -0,0 +1,14 @@
+import { cn } from "@/lib/utils"
+import { LoaderCircleIcon } from "lucide-react"
+
+export default function ({ msg, className }: { msg?: string; className?: string }) {
+	return (
+		<div className={cn(className, "flex flex-col items-center justify-center h-full absolute inset-0")}>
+			{msg ? (
+				<p className={"opacity-60 mb-2 text-center text-sm px-4"}>{msg}</p>
+			) : (
+				<LoaderCircleIcon className="animate-spin h-10 w-10 opacity-60" />
+			)}
+		</div>
+	)
+}

src/site/src/components/systems-table/systems-table-columns.tsx

@@ -0,0 +1,453 @@
+import { SystemRecord } from "@/types"
+import { CellContext, ColumnDef, HeaderContext } from "@tanstack/react-table"
+import { ClassValue } from "clsx"
+import {
+	ArrowUpDownIcon,
+	CopyIcon,
+	CpuIcon,
+	HardDriveIcon,
+	MemoryStickIcon,
+	MoreHorizontalIcon,
+	PauseCircleIcon,
+	PenBoxIcon,
+	PlayCircleIcon,
+	ServerIcon,
+	Trash2Icon,
+	WifiIcon,
+} from "lucide-react"
+import { Button } from "../ui/button"
+import {
+	cn,
+	copyToClipboard,
+	decimalString,
+	formatBytes,
+	formatTemperature,
+	getMeterState,
+	parseSemVer,
+} from "@/lib/utils"
+import { EthernetIcon, GpuIcon, HourglassIcon, ThermometerIcon } from "../ui/icons"
+import { useStore } from "@nanostores/react"
+import { $longestSystemNameLen, $userSettings } from "@/lib/stores"
+import { Trans, useLingui } from "@lingui/react/macro"
+import { useMemo, useRef, useState } from "react"
+import { memo } from "react"
+import {
+	DropdownMenu,
+	DropdownMenuContent,
+	DropdownMenuItem,
+	DropdownMenuSeparator,
+	DropdownMenuTrigger,
+} from "../ui/dropdown-menu"
+import AlertButton from "../alerts/alert-button"
+import { Dialog } from "../ui/dialog"
+import { SystemDialog } from "../add-system"
+import { AlertDialog } from "../ui/alert-dialog"
+import {
+	AlertDialogAction,
+	AlertDialogCancel,
+	AlertDialogContent,
+	AlertDialogDescription,
+	AlertDialogFooter,
+	AlertDialogHeader,
+	AlertDialogTitle,
+} from "../ui/alert-dialog"
+import { buttonVariants } from "../ui/button"
+import { t } from "@lingui/core/macro"
+import { MeterState, SystemStatus } from "@/lib/enums"
+import { $router, Link } from "../router"
+import { getPagePath } from "@nanostores/router"
+import { isReadOnlyUser, pb } from "@/lib/api"
+
+const STATUS_COLORS = {
+	[SystemStatus.Up]: "bg-green-500",
+	[SystemStatus.Down]: "bg-red-500",
+	[SystemStatus.Paused]: "bg-primary/40",
+	[SystemStatus.Pending]: "bg-yellow-500",
+} as const
+
+/**
+ * @param viewMode - "table" or "grid"
+ * @returns - Column definitions for the systems table
+ */
+export default function SystemsTableColumns(viewMode: "table" | "grid"): ColumnDef<SystemRecord>[] {
+	return [
+		{
+			// size: 200,
+			size: 100,
+			minSize: 0,
+			accessorKey: "name",
+			id: "system",
+			name: () => t`System`,
+			filterFn: (() => {
+				let filterInput = ""
+				let filterInputLower = ""
+				const nameCache = new Map<string, string>()
+				const statusTranslations = {
+					[SystemStatus.Up]: t`Up`.toLowerCase(),
+					[SystemStatus.Down]: t`Down`.toLowerCase(),
+					[SystemStatus.Paused]: t`Paused`.toLowerCase(),
+				} as const
+
+				// match filter value against name or translated status
+				return (row, _, newFilterInput) => {
+					const { name, status } = row.original
+					if (newFilterInput !== filterInput) {
+						filterInput = newFilterInput
+						filterInputLower = newFilterInput.toLowerCase()
+					}
+					let nameLower = nameCache.get(name)
+					if (nameLower === undefined) {
+						nameLower = name.toLowerCase()
+						nameCache.set(name, nameLower)
+					}
+					if (nameLower.includes(filterInputLower)) {
+						return true
+					}
+					const statusLower = statusTranslations[status as keyof typeof statusTranslations]
+					return statusLower?.includes(filterInputLower) || false
+				}
+			})(),
+			enableHiding: false,
+			invertSorting: false,
+			Icon: ServerIcon,
+			cell: (info) => {
+				const { name } = info.row.original
+				const longestName = useStore($longestSystemNameLen)
+				return (
+					<>
+						<span className="flex gap-2 items-center font-medium text-sm text-nowrap md:ps-1">
+							<IndicatorDot system={info.row.original} />
+							{/* NOTE: change to 1 ch if switching to monospace font */}
+							<span className="truncate" style={{ width: `${longestName / 1.1}ch` }}>
+								{name}
+							</span>
+						</span>
+						<Link
+							href={getPagePath($router, "system", { name })}
+							className="inset-0 absolute size-full"
+							aria-label={name}
+						></Link>
+					</>
+				)
+			},
+			header: sortableHeader,
+		},
+		{
+			accessorFn: ({ info }) => info.cpu,
+			id: "cpu",
+			name: () => t`CPU`,
+			cell: TableCellWithMeter,
+			Icon: CpuIcon,
+			header: sortableHeader,
+		},
+		{
+			// accessorKey: "info.mp",
+			accessorFn: ({ info }) => info.mp,
+			id: "memory",
+			name: () => t`Memory`,
+			cell: TableCellWithMeter,
+			Icon: MemoryStickIcon,
+			header: sortableHeader,
+		},
+		{
+			accessorFn: ({ info }) => info.dp,
+			id: "disk",
+			name: () => t`Disk`,
+			cell: TableCellWithMeter,
+			Icon: HardDriveIcon,
+			header: sortableHeader,
+		},
+		{
+			accessorFn: ({ info }) => info.g,
+			id: "gpu",
+			name: () => "GPU",
+			cell: TableCellWithMeter,
+			Icon: GpuIcon,
+			header: sortableHeader,
+		},
+		{
+			id: "loadAverage",
+			accessorFn: ({ info }) => {
+				const sum = info.la?.reduce((acc, curr) => acc + curr, 0)
+				// TODO: remove this in future release in favor of la array
+				if (!sum) {
+					return (info.l1 ?? 0) + (info.l5 ?? 0) + (info.l15 ?? 0)
+				}
+				return sum
+			},
+			name: () => t({ message: "Load Avg", comment: "Short label for load average" }),
+			size: 0,
+			Icon: HourglassIcon,
+			header: sortableHeader,
+			cell(info: CellContext<SystemRecord, unknown>) {
+				const { info: sysInfo, status } = info.row.original
+				// agent version
+				const { minor, patch } = parseSemVer(sysInfo.v)
+				let loadAverages = sysInfo.la
+
+				// use legacy load averages if agent version is less than 12.1.0
+				if (!loadAverages || (minor === 12 && patch < 1)) {
+					loadAverages = [sysInfo.l1 ?? 0, sysInfo.l5 ?? 0, sysInfo.l15 ?? 0]
+				}
+
+				const max = Math.max(...loadAverages)
+				if (max === 0 && (status === SystemStatus.Paused || minor < 12)) {
+					return null
+				}
+
+				const normalizedLoad = max / (sysInfo.t ?? 1)
+				const threshold = getMeterState(normalizedLoad * 100)
+
+				return (
+					<div className="flex items-center gap-[.35em] w-full tabular-nums tracking-tight">
+						<span
+							className={cn("inline-block size-2 rounded-full me-0.5", {
+								[STATUS_COLORS[SystemStatus.Up]]: threshold === MeterState.Good,
+								[STATUS_COLORS[SystemStatus.Pending]]: threshold === MeterState.Warn,
+								[STATUS_COLORS[SystemStatus.Down]]: threshold === MeterState.Crit,
+								[STATUS_COLORS[SystemStatus.Paused]]: status !== SystemStatus.Up,
+							})}
+						/>
+						{loadAverages?.map((la, i) => (
+							<span key={i}>{decimalString(la, la >= 10 ? 1 : 2)}</span>
+						))}
+					</div>
+				)
+			},
+		},
+		{
+			accessorFn: ({ info }) => info.bb || (info.b || 0) * 1024 * 1024,
+			id: "net",
+			name: () => t`Net`,
+			size: 0,
+			Icon: EthernetIcon,
+			header: sortableHeader,
+			cell(info) {
+				const sys = info.row.original
+				const userSettings = useStore($userSettings, { keys: ["unitNet"] })
+				if (sys.status === SystemStatus.Paused) {
+					return null
+				}
+				const { value, unit } = formatBytes(info.getValue() as number, true, userSettings.unitNet, false)
+				return (
+					<span className="tabular-nums whitespace-nowrap">
+						{decimalString(value, value >= 100 ? 1 : 2)} {unit}
+					</span>
+				)
+			},
+		},
+		{
+			accessorFn: ({ info }) => info.dt,
+			id: "temp",
+			name: () => t({ message: "Temp", comment: "Temperature label in systems table" }),
+			size: 50,
+			hideSort: true,
+			Icon: ThermometerIcon,
+			header: sortableHeader,
+			cell(info) {
+				const val = info.getValue() as number
+				const userSettings = useStore($userSettings, { keys: ["unitTemp"] })
+				if (!val) {
+					return null
+				}
+				const { value, unit } = formatTemperature(val, userSettings.unitTemp)
+				return (
+					<span className={cn("tabular-nums whitespace-nowrap", viewMode === "table" && "ps-0.5")}>
+						{decimalString(value, value >= 100 ? 1 : 2)} {unit}
+					</span>
+				)
+			},
+		},
+		{
+			accessorFn: ({ info }) => info.v,
+			id: "agent",
+			name: () => t`Agent`,
+			// invertSorting: true,
+			size: 50,
+			Icon: WifiIcon,
+			hideSort: true,
+			header: sortableHeader,
+			cell(info) {
+				const version = info.getValue() as string
+				if (!version) {
+					return null
+				}
+				const system = info.row.original
+				return (
+					<span className={cn("flex gap-1.5 items-center md:pe-5 tabular-nums", viewMode === "table" && "ps-0.5")}>
+						<IndicatorDot
+							system={system}
+							className={
+								(system.status !== SystemStatus.Up && STATUS_COLORS[SystemStatus.Paused]) ||
+								(version === globalThis.BESZEL.HUB_VERSION && STATUS_COLORS[SystemStatus.Up]) ||
+								STATUS_COLORS[SystemStatus.Pending]
+							}
+						/>
+						<span className="truncate max-w-14">{info.getValue() as string}</span>
+					</span>
+				)
+			},
+		},
+		{
+			id: "actions",
+			// @ts-ignore
+			name: () => t({ message: "Actions", comment: "Table column" }),
+			size: 50,
+			cell: ({ row }) => (
+				<div className="relative z-10 flex justify-end items-center gap-1 -ms-3">
+					<AlertButton system={row.original} />
+					<ActionsButton system={row.original} />
+				</div>
+			),
+		},
+	] as ColumnDef<SystemRecord>[]
+}
+
+function sortableHeader(context: HeaderContext<SystemRecord, unknown>) {
+	const { column } = context
+	// @ts-ignore
+	const { Icon, hideSort, name }: { Icon: React.ElementType; name: () => string; hideSort: boolean } = column.columnDef
+	return (
+		<Button
+			variant="ghost"
+			className="h-9 px-3 flex"
+			onClick={() => column.toggleSorting(column.getIsSorted() === "asc")}
+		>
+			{Icon && <Icon className="me-2 size-4" />}
+			{name()}
+			{hideSort || <ArrowUpDownIcon className="ms-2 size-4" />}
+		</Button>
+	)
+}
+
+function TableCellWithMeter(info: CellContext<SystemRecord, unknown>) {
+	const val = Number(info.getValue()) || 0
+	const threshold = getMeterState(val)
+	const meterClass = cn(
+		"h-full",
+		(info.row.original.status !== SystemStatus.Up && STATUS_COLORS.paused) ||
+			(threshold === MeterState.Good && STATUS_COLORS.up) ||
+			(threshold === MeterState.Warn && STATUS_COLORS.pending) ||
+			STATUS_COLORS.down
+	)
+	return (
+		<div className="flex gap-2 items-center tabular-nums tracking-tight w-full">
+			<span className="min-w-8 shrink-0">{decimalString(val, val >= 10 ? 1 : 2)}%</span>
+			<span className="flex-1 min-w-8 grid bg-muted h-[1em] rounded-sm overflow-hidden">
+				<span className={meterClass} style={{ width: `${val}%` }}></span>
+			</span>
+		</div>
+	)
+}
+
+export function IndicatorDot({ system, className }: { system: SystemRecord; className?: ClassValue }) {
+	className ||= STATUS_COLORS[system.status as keyof typeof STATUS_COLORS] || ""
+	return (
+		<span
+			className={cn("shrink-0 size-2 rounded-full", className)}
+			// style={{ marginBottom: "-1px" }}
+		/>
+	)
+}
+
+export const ActionsButton = memo(({ system }: { system: SystemRecord }) => {
+	const [deleteOpen, setDeleteOpen] = useState(false)
+	const [editOpen, setEditOpen] = useState(false)
+	let editOpened = useRef(false)
+	const { t } = useLingui()
+	const { id, status, host, name } = system
+
+	return useMemo(() => {
+		return (
+			<>
+				<DropdownMenu>
+					<DropdownMenuTrigger asChild>
+						<Button variant="ghost" size={"icon"}>
+							<span className="sr-only">
+								<Trans>Open menu</Trans>
+							</span>
+							<MoreHorizontalIcon className="w-5" />
+						</Button>
+					</DropdownMenuTrigger>
+					<DropdownMenuContent align="end">
+						{!isReadOnlyUser() && (
+							<DropdownMenuItem
+								onSelect={() => {
+									editOpened.current = true
+									setEditOpen(true)
+								}}
+							>
+								<PenBoxIcon className="me-2.5 size-4" />
+								<Trans>Edit</Trans>
+							</DropdownMenuItem>
+						)}
+						<DropdownMenuItem
+							className={cn(isReadOnlyUser() && "hidden")}
+							onClick={() => {
+								pb.collection("systems").update(id, {
+									status: status === SystemStatus.Paused ? SystemStatus.Pending : SystemStatus.Paused,
+								})
+							}}
+						>
+							{status === SystemStatus.Paused ? (
+								<>
+									<PlayCircleIcon className="me-2.5 size-4" />
+									<Trans>Resume</Trans>
+								</>
+							) : (
+								<>
+									<PauseCircleIcon className="me-2.5 size-4" />
+									<Trans>Pause</Trans>
+								</>
+							)}
+						</DropdownMenuItem>
+						<DropdownMenuItem onClick={() => copyToClipboard(name)}>
+							<CopyIcon className="me-2.5 size-4" />
+							<Trans>Copy name</Trans>
+						</DropdownMenuItem>
+						<DropdownMenuItem onClick={() => copyToClipboard(host)}>
+							<CopyIcon className="me-2.5 size-4" />
+							<Trans>Copy host</Trans>
+						</DropdownMenuItem>
+						<DropdownMenuSeparator className={cn(isReadOnlyUser() && "hidden")} />
+						<DropdownMenuItem className={cn(isReadOnlyUser() && "hidden")} onSelect={() => setDeleteOpen(true)}>
+							<Trash2Icon className="me-2.5 size-4" />
+							<Trans>Delete</Trans>
+						</DropdownMenuItem>
+					</DropdownMenuContent>
+				</DropdownMenu>
+				{/* edit dialog */}
+				<Dialog open={editOpen} onOpenChange={setEditOpen}>
+					{editOpened.current && <SystemDialog system={system} setOpen={setEditOpen} />}
+				</Dialog>
+				{/* deletion dialog */}
+				<AlertDialog open={deleteOpen} onOpenChange={(open) => setDeleteOpen(open)}>
+					<AlertDialogContent>
+						<AlertDialogHeader>
+							<AlertDialogTitle>
+								<Trans>Are you sure you want to delete {name}?</Trans>
+							</AlertDialogTitle>
+							<AlertDialogDescription>
+								<Trans>
+									This action cannot be undone. This will permanently delete all current records for {name} from the
+									database.
+								</Trans>
+							</AlertDialogDescription>
+						</AlertDialogHeader>
+						<AlertDialogFooter>
+							<AlertDialogCancel>
+								<Trans>Cancel</Trans>
+							</AlertDialogCancel>
+							<AlertDialogAction
+								className={cn(buttonVariants({ variant: "destructive" }))}
+								onClick={() => pb.collection("systems").delete(id)}
+							>
+								<Trans>Continue</Trans>
+							</AlertDialogAction>
+						</AlertDialogFooter>
+					</AlertDialogContent>
+				</AlertDialog>
+			</>
+		)
+	}, [id, status, host, name, t, deleteOpen, editOpen])
+})

src/site/src/components/systems-table/systems-table.tsx

@@ -0,0 +1,506 @@
+import {
+	ColumnDef,
+	ColumnFiltersState,
+	getFilteredRowModel,
+	SortingState,
+	getSortedRowModel,
+	flexRender,
+	VisibilityState,
+	getCoreRowModel,
+	useReactTable,
+	Row,
+	Table as TableType,
+} from "@tanstack/react-table"
+import { TableBody, TableCell, TableHead, TableHeader, TableRow } from "@/components/ui/table"
+import { Button } from "@/components/ui/button"
+import {
+	DropdownMenu,
+	DropdownMenuCheckboxItem,
+	DropdownMenuContent,
+	DropdownMenuItem,
+	DropdownMenuLabel,
+	DropdownMenuRadioGroup,
+	DropdownMenuRadioItem,
+	DropdownMenuSeparator,
+	DropdownMenuTrigger,
+} from "@/components/ui/dropdown-menu"
+import { SystemRecord } from "@/types"
+import {
+	ArrowUpDownIcon,
+	LayoutGridIcon,
+	LayoutListIcon,
+	ArrowDownIcon,
+	ArrowUpIcon,
+	Settings2Icon,
+	EyeIcon,
+	FilterIcon,
+} from "lucide-react"
+import { memo, useEffect, useMemo, useRef, useState } from "react"
+import { $pausedSystems, $downSystems, $upSystems, $systems } from "@/lib/stores"
+import { useStore } from "@nanostores/react"
+import { cn, runOnce, useBrowserStorage } from "@/lib/utils"
+import { $router, Link } from "../router"
+import { useLingui, Trans } from "@lingui/react/macro"
+import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "../ui/card"
+import { Input } from "@/components/ui/input"
+import { getPagePath } from "@nanostores/router"
+import SystemsTableColumns, { ActionsButton, IndicatorDot } from "./systems-table-columns"
+import AlertButton from "../alerts/alert-button"
+import { SystemStatus } from "@/lib/enums"
+import { useVirtualizer, VirtualItem } from "@tanstack/react-virtual"
+
+type ViewMode = "table" | "grid"
+type StatusFilter = "all" | SystemRecord["status"]
+
+const preloadSystemDetail = runOnce(() => import("@/components/routes/system.tsx"))
+
+export default function SystemsTable() {
+	const data = useStore($systems)
+	const downSystems = $downSystems.get()
+	const upSystems = $upSystems.get()
+	const pausedSystems = $pausedSystems.get()
+	const { i18n, t } = useLingui()
+	const [filter, setFilter] = useState<string>()
+	const [statusFilter, setStatusFilter] = useState<StatusFilter>("all")
+	const [sorting, setSorting] = useBrowserStorage<SortingState>(
+		"sortMode",
+		[{ id: "system", desc: false }],
+		sessionStorage
+	)
+	const [columnFilters, setColumnFilters] = useState<ColumnFiltersState>([])
+	const [columnVisibility, setColumnVisibility] = useBrowserStorage<VisibilityState>("cols", {})
+
+	const locale = i18n.locale
+
+	// Filter data based on status filter
+	const filteredData = useMemo(() => {
+		if (statusFilter === "all") {
+			return data
+		}
+		if (statusFilter === SystemStatus.Up) {
+			return Object.values(upSystems) ?? []
+		}
+		if (statusFilter === SystemStatus.Down) {
+			return Object.values(downSystems) ?? []
+		}
+		return Object.values(pausedSystems) ?? []
+	}, [data, statusFilter])
+
+	const [viewMode, setViewMode] = useBrowserStorage<ViewMode>(
+		"viewMode",
+		// show grid view on mobile if there are less than 200 systems (looks better but table is more efficient)
+		window.innerWidth < 1024 && filteredData.length < 200 ? "grid" : "table"
+	)
+
+	useEffect(() => {
+		if (filter !== undefined) {
+			table.getColumn("system")?.setFilterValue(filter)
+		}
+	}, [filter])
+
+	const columnDefs = useMemo(() => SystemsTableColumns(viewMode), [viewMode])
+
+	const table = useReactTable({
+		data: filteredData,
+		columns: columnDefs,
+		getCoreRowModel: getCoreRowModel(),
+		onSortingChange: setSorting,
+		getSortedRowModel: getSortedRowModel(),
+		onColumnFiltersChange: setColumnFilters,
+		getFilteredRowModel: getFilteredRowModel(),
+		onColumnVisibilityChange: setColumnVisibility,
+		state: {
+			sorting,
+			columnFilters,
+			columnVisibility,
+		},
+		defaultColumn: {
+			invertSorting: true,
+			sortUndefined: "last",
+			minSize: 0,
+			size: 900,
+			maxSize: 900,
+		},
+	})
+
+	const rows = table.getRowModel().rows
+	const columns = table.getAllColumns()
+	const visibleColumns = table.getVisibleLeafColumns()
+
+	const [upSystemsLength, downSystemsLength, pausedSystemsLength] = useMemo(() => {
+		return [Object.values(upSystems).length, Object.values(downSystems).length, Object.values(pausedSystems).length]
+	}, [upSystems, downSystems, pausedSystems])
+
+	// TODO: hiding temp then gpu messes up table headers
+	const CardHead = useMemo(() => {
+		return (
+			<CardHeader className="pb-4.5 px-2 sm:px-6 max-sm:pt-5 max-sm:pb-1">
+				<div className="grid md:flex gap-5 w-full items-end">
+					<div className="px-2 sm:px-1">
+						<CardTitle className="mb-2">
+							<Trans>All Systems</Trans>
+						</CardTitle>
+						<CardDescription className="flex">
+							<Trans>Click on a system to view more information.</Trans>
+						</CardDescription>
+					</div>
+
+					<div className="flex gap-2 ms-auto w-full md:w-80">
+						<Input placeholder={t`Filter...`} onChange={(e) => setFilter(e.target.value)} className="px-4" />
+						<DropdownMenu>
+							<DropdownMenuTrigger asChild>
+								<Button variant="outline">
+									<Settings2Icon className="me-1.5 size-4 opacity-80" />
+									<Trans>View</Trans>
+								</Button>
+							</DropdownMenuTrigger>
+							<DropdownMenuContent align="end" className="h-72 md:h-auto min-w-48 md:min-w-auto overflow-y-auto">
+								<div className="grid grid-cols-1 md:grid-cols-4 divide-y md:divide-s md:divide-y-0">
+									<div className="border-r">
+										<DropdownMenuLabel className="pt-2 px-3.5 flex items-center gap-2">
+											<LayoutGridIcon className="size-4" />
+											<Trans>Layout</Trans>
+										</DropdownMenuLabel>
+										<DropdownMenuSeparator />
+										<DropdownMenuRadioGroup
+											className="px-1 pb-1"
+											value={viewMode}
+											onValueChange={(view) => setViewMode(view as ViewMode)}
+										>
+											<DropdownMenuRadioItem value="table" onSelect={(e) => e.preventDefault()} className="gap-2">
+												<LayoutListIcon className="size-4" />
+												<Trans>Table</Trans>
+											</DropdownMenuRadioItem>
+											<DropdownMenuRadioItem value="grid" onSelect={(e) => e.preventDefault()} className="gap-2">
+												<LayoutGridIcon className="size-4" />
+												<Trans>Grid</Trans>
+											</DropdownMenuRadioItem>
+										</DropdownMenuRadioGroup>
+									</div>
+
+									<div className="border-r">
+										<DropdownMenuLabel className="pt-2 px-3.5 flex items-center gap-2">
+											<FilterIcon className="size-4" />
+											<Trans>Status</Trans>
+										</DropdownMenuLabel>
+										<DropdownMenuSeparator />
+										<DropdownMenuRadioGroup
+											className="px-1 pb-1"
+											value={statusFilter}
+											onValueChange={(value) => setStatusFilter(value as StatusFilter)}
+										>
+											<DropdownMenuRadioItem value="all" onSelect={(e) => e.preventDefault()}>
+												<Trans>All Systems</Trans>
+											</DropdownMenuRadioItem>
+											<DropdownMenuRadioItem value="up" onSelect={(e) => e.preventDefault()}>
+												<Trans>Up ({upSystemsLength})</Trans>
+											</DropdownMenuRadioItem>
+											<DropdownMenuRadioItem value="down" onSelect={(e) => e.preventDefault()}>
+												<Trans>Down ({downSystemsLength})</Trans>
+											</DropdownMenuRadioItem>
+											<DropdownMenuRadioItem value="paused" onSelect={(e) => e.preventDefault()}>
+												<Trans>Paused ({pausedSystemsLength})</Trans>
+											</DropdownMenuRadioItem>
+										</DropdownMenuRadioGroup>
+									</div>
+
+									<div className="border-r">
+										<DropdownMenuLabel className="pt-2 px-3.5 flex items-center gap-2">
+											<ArrowUpDownIcon className="size-4" />
+											<Trans>Sort By</Trans>
+										</DropdownMenuLabel>
+										<DropdownMenuSeparator />
+										<div className="px-1 pb-1">
+											{columns.map((column) => {
+												if (!column.getCanSort()) return null
+												let Icon = <span className="w-6"></span>
+												// if current sort column, show sort direction
+												if (sorting[0]?.id === column.id) {
+													if (sorting[0]?.desc) {
+														Icon = <ArrowUpIcon className="me-2 size-4" />
+													} else {
+														Icon = <ArrowDownIcon className="me-2 size-4" />
+													}
+												}
+												return (
+													<DropdownMenuItem
+														onSelect={(e) => {
+															e.preventDefault()
+															setSorting([{ id: column.id, desc: sorting[0]?.id === column.id && !sorting[0]?.desc }])
+														}}
+														key={column.id}
+													>
+														{Icon}
+														{/* @ts-ignore */}
+														{column.columnDef.name()}
+													</DropdownMenuItem>
+												)
+											})}
+										</div>
+									</div>
+
+									<div>
+										<DropdownMenuLabel className="pt-2 px-3.5 flex items-center gap-2">
+											<EyeIcon className="size-4" />
+											<Trans>Visible Fields</Trans>
+										</DropdownMenuLabel>
+										<DropdownMenuSeparator />
+										<div className="px-1.5 pb-1">
+											{columns
+												.filter((column) => column.getCanHide())
+												.map((column) => {
+													return (
+														<DropdownMenuCheckboxItem
+															key={column.id}
+															onSelect={(e) => e.preventDefault()}
+															checked={column.getIsVisible()}
+															onCheckedChange={(value) => column.toggleVisibility(!!value)}
+														>
+															{/* @ts-ignore */}
+															{column.columnDef.name()}
+														</DropdownMenuCheckboxItem>
+													)
+												})}
+										</div>
+									</div>
+								</div>
+							</DropdownMenuContent>
+						</DropdownMenu>
+					</div>
+				</div>
+			</CardHeader>
+		)
+	}, [
+		visibleColumns.length,
+		sorting,
+		viewMode,
+		locale,
+		statusFilter,
+		upSystemsLength,
+		downSystemsLength,
+		pausedSystemsLength,
+	])
+
+	return (
+		<Card>
+			{CardHead}
+			<div className="p-6 pt-0 max-sm:py-3 max-sm:px-2">
+				{viewMode === "table" ? (
+					// table layout
+					<div className="rounded-md">
+						<AllSystemsTable table={table} rows={rows} colLength={visibleColumns.length} />
+					</div>
+				) : (
+					// grid layout
+					<div className="grid gap-4 grid-cols-1 sm:grid-cols-2 lg:grid-cols-3">
+						{rows?.length ? (
+							rows.map((row) => {
+								return <SystemCard key={row.original.id} row={row} table={table} colLength={visibleColumns.length} />
+							})
+						) : (
+							<div className="col-span-full text-center py-8">
+								<Trans>No systems found.</Trans>
+							</div>
+						)}
+					</div>
+				)}
+			</div>
+		</Card>
+	)
+}
+
+const AllSystemsTable = memo(function ({
+	table,
+	rows,
+	colLength,
+}: {
+	table: TableType<SystemRecord>
+	rows: Row<SystemRecord>[]
+	colLength: number
+}) {
+	// The virtualizer will need a reference to the scrollable container element
+	const scrollRef = useRef<HTMLDivElement>(null)
+
+	const virtualizer = useVirtualizer<HTMLDivElement, HTMLTableRowElement>({
+		count: rows.length,
+		estimateSize: () => (rows.length > 10 ? 56 : 60),
+		getScrollElement: () => scrollRef.current,
+		overscan: 5,
+	})
+	const virtualRows = virtualizer.getVirtualItems()
+
+	const paddingTop = Math.max(0, virtualRows[0]?.start ?? 0 - virtualizer.options.scrollMargin)
+	const paddingBottom = Math.max(0, virtualizer.getTotalSize() - (virtualRows[virtualRows.length - 1]?.end ?? 0))
+
+	return (
+		<div
+			className={cn(
+				"h-min max-h-[calc(100dvh-17rem)] max-w-full relative overflow-auto border rounded-md",
+				// don't set min height if there are less than 2 rows, do set if we need to display the empty state
+				(!rows.length || rows.length > 2) && "min-h-50"
+			)}
+			ref={scrollRef}
+		>
+			{/* add header height to table size */}
+			<div style={{ height: `${virtualizer.getTotalSize() + 50}px`, paddingTop, paddingBottom }}>
+				<table className="text-sm w-full h-full">
+					<SystemsTableHead table={table} colLength={colLength} />
+					<TableBody onMouseEnter={preloadSystemDetail}>
+						{rows.length ? (
+							virtualRows.map((virtualRow) => {
+								const row = rows[virtualRow.index] as Row<SystemRecord>
+								return (
+									<SystemTableRow
+										key={row.id}
+										row={row}
+										virtualRow={virtualRow}
+										length={rows.length}
+										colLength={colLength}
+									/>
+								)
+							})
+						) : (
+							<TableRow>
+								<TableCell colSpan={colLength} className="h-37 text-center pointer-events-none">
+									<Trans>No systems found.</Trans>
+								</TableCell>
+							</TableRow>
+						)}
+					</TableBody>
+				</table>
+			</div>
+		</div>
+	)
+})
+
+function SystemsTableHead({ table, colLength }: { table: TableType<SystemRecord>; colLength: number }) {
+	const { i18n } = useLingui()
+
+	return useMemo(() => {
+		return (
+			<TableHeader className="sticky top-0 z-20 w-full border-b-2">
+				{table.getHeaderGroups().map((headerGroup) => (
+					<tr key={headerGroup.id}>
+						{headerGroup.headers.map((header) => {
+							return (
+								<TableHead className="px-1.5" key={header.id}>
+									{flexRender(header.column.columnDef.header, header.getContext())}
+								</TableHead>
+							)
+						})}
+					</tr>
+				))}
+			</TableHeader>
+		)
+	}, [i18n.locale, colLength])
+}
+
+const SystemTableRow = memo(function ({
+	row,
+	virtualRow,
+	colLength,
+}: {
+	row: Row<SystemRecord>
+	virtualRow: VirtualItem
+	length: number
+	colLength: number
+}) {
+	const system = row.original
+	const { t } = useLingui()
+	return useMemo(() => {
+		return (
+			<TableRow
+				// data-state={row.getIsSelected() && "selected"}
+				className={cn("cursor-pointer transition-opacity relative safari:transform-3d", {
+					"opacity-50": system.status === SystemStatus.Paused,
+				})}
+			>
+				{row.getVisibleCells().map((cell) => (
+					<TableCell
+						key={cell.id}
+						style={{
+							width: cell.column.getSize(),
+							height: virtualRow.size,
+						}}
+						className="py-0"
+					>
+						{flexRender(cell.column.columnDef.cell, cell.getContext())}
+					</TableCell>
+				))}
+			</TableRow>
+		)
+	}, [system, system.status, colLength, t])
+})
+
+const SystemCard = memo(
+	({ row, table, colLength }: { row: Row<SystemRecord>; table: TableType<SystemRecord>; colLength: number }) => {
+		const system = row.original
+		const { t } = useLingui()
+
+		return useMemo(() => {
+			return (
+				<Card
+					onMouseEnter={preloadSystemDetail}
+					key={system.id}
+					className={cn(
+						"cursor-pointer hover:shadow-md transition-all bg-transparent w-full dark:border-border duration-200 relative",
+						{
+							"opacity-50": system.status === SystemStatus.Paused,
+						}
+					)}
+				>
+					<CardHeader className="py-1 ps-5 pe-3 bg-muted/30 border-b border-border/60">
+						<div className="flex items-center gap-2 w-full overflow-hidden">
+							<CardTitle className="text-base tracking-normal text-primary/90 flex items-center min-w-0 flex-1 gap-2.5">
+								<div className="flex items-center gap-2.5 min-w-0 flex-1">
+									<IndicatorDot system={system} />
+									<span className="text-[.95em]/normal tracking-normal text-primary/90 truncate">{system.name}</span>
+								</div>
+							</CardTitle>
+							{table.getColumn("actions")?.getIsVisible() && (
+								<div className="flex gap-1 shrink-0 relative z-10">
+									<AlertButton system={system} />
+									<ActionsButton system={system} />
+								</div>
+							)}
+						</div>
+					</CardHeader>
+					<CardContent className="text-sm px-5 pt-3.5 pb-4">
+						<div className="grid gap-2.5" style={{ gridTemplateColumns: "24px minmax(80px, max-content) 1fr" }}>
+							{table.getAllColumns().map((column) => {
+								if (!column.getIsVisible() || column.id === "system" || column.id === "actions") return null
+								const cell = row.getAllCells().find((cell) => cell.column.id === column.id)
+								if (!cell) return null
+								// @ts-ignore
+								const { Icon, name } = column.columnDef as ColumnDef<SystemRecord, unknown>
+								return (
+									<>
+										<div key={`${column.id}-icon`} className="flex items-center">
+											{column.id === "lastSeen" ? (
+												<EyeIcon className="size-4 text-muted-foreground" />
+											) : (
+												Icon && <Icon className="size-4 text-muted-foreground" />
+											)}
+										</div>
+										<div key={`${column.id}-label`} className="flex items-center text-muted-foreground pr-3">
+											{name()}:
+										</div>
+										<div key={`${column.id}-value`} className="flex items-center">
+											{flexRender(cell.column.columnDef.cell, cell.getContext())}
+										</div>
+									</>
+								)
+							})}
+						</div>
+					</CardContent>
+					<Link
+						href={getPagePath($router, "system", { name: row.original.name })}
+						className="inset-0 absolute w-full h-full"
+					>
+						<span className="sr-only">{row.original.name}</span>
+					</Link>
+				</Card>
+			)
+		}, [system, colLength, t])
+	}
+)

src/site/src/components/theme-provider.tsx

@@ -0,0 +1,61 @@
+import { createContext, useContext, useEffect, useState } from "react"
+
+type Theme = "dark" | "light" | "system"
+
+type ThemeProviderProps = {
+	children: React.ReactNode
+	defaultTheme?: Theme
+	storageKey?: string
+}
+
+type ThemeProviderState = {
+	theme: Theme
+	setTheme: (theme: Theme) => void
+}
+
+const initialState: ThemeProviderState = {
+	theme: "system",
+	setTheme: () => null,
+}
+
+const ThemeProviderContext = createContext<ThemeProviderState>(initialState)
+
+export function ThemeProvider({
+	children,
+	defaultTheme = "system",
+	storageKey = "ui-theme",
+	...props
+}: ThemeProviderProps) {
+	const [theme, setTheme] = useState<Theme>(() => (localStorage.getItem(storageKey) as Theme) || defaultTheme)
+
+	useEffect(() => {
+		const root = window.document.documentElement
+
+		root.classList.remove("light", "dark")
+
+		if (theme === "system") {
+			const systemTheme = window.matchMedia("(prefers-color-scheme: dark)").matches ? "dark" : "light"
+
+			root.classList.add(systemTheme)
+			return
+		}
+
+		root.classList.add(theme)
+	}, [theme])
+
+	const value = {
+		theme,
+		setTheme: (theme: Theme) => {
+			localStorage.setItem(storageKey, theme)
+			setTheme(theme)
+		},
+	}
+
+	return (
+		<ThemeProviderContext.Provider {...props} value={value}>
+			{children}
+		</ThemeProviderContext.Provider>
+	)
+}
+
+export const useTheme = () => useContext(ThemeProviderContext)

src/site/src/components/ui/alert-dialog.tsx

@@ -0,0 +1,104 @@
+import * as React from "react"
+import * as AlertDialogPrimitive from "@radix-ui/react-alert-dialog"
+
+import { cn } from "@/lib/utils"
+import { buttonVariants } from "@/components/ui/button"
+
+const AlertDialog = AlertDialogPrimitive.Root
+
+const AlertDialogTrigger = AlertDialogPrimitive.Trigger
+
+const AlertDialogPortal = AlertDialogPrimitive.Portal
+
+const AlertDialogOverlay = React.forwardRef<
+	React.ElementRef<typeof AlertDialogPrimitive.Overlay>,
+	React.ComponentPropsWithoutRef<typeof AlertDialogPrimitive.Overlay>
+>(({ className, ...props }, ref) => (
+	<AlertDialogPrimitive.Overlay
+		className={cn(
+			"fixed inset-0 z-50 bg-black/40 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0",
+			className
+		)}
+		{...props}
+		ref={ref}
+	/>
+))
+AlertDialogOverlay.displayName = AlertDialogPrimitive.Overlay.displayName
+
+const AlertDialogContent = React.forwardRef<
+	React.ElementRef<typeof AlertDialogPrimitive.Content>,
+	React.ComponentPropsWithoutRef<typeof AlertDialogPrimitive.Content>
+>(({ className, ...props }, ref) => (
+	<AlertDialogPortal>
+		<AlertDialogOverlay />
+		<AlertDialogPrimitive.Content
+			ref={ref}
+			className={cn(
+				"fixed left-[50%] top-[50%] z-50 grid w-full max-w-lg translate-x-[-50%] translate-y-[-50%] gap-4 border bg-card p-6 shadow-lg duration-200 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[state=closed]:slide-out-to-left-50% data-[state=closed]:slide-out-to-top-48% data-[state=open]:slide-in-from-left-50% data-[state=open]:slide-in-from-top-48% sm:rounded-lg",
+				className
+			)}
+			{...props}
+		/>
+	</AlertDialogPortal>
+))
+AlertDialogContent.displayName = AlertDialogPrimitive.Content.displayName
+
+const AlertDialogHeader = ({ className, ...props }: React.HTMLAttributes<HTMLDivElement>) => (
+	<div className={cn("grid gap-2 text-center sm:text-start", className)} {...props} />
+)
+AlertDialogHeader.displayName = "AlertDialogHeader"
+
+const AlertDialogFooter = ({ className, ...props }: React.HTMLAttributes<HTMLDivElement>) => (
+	<div className={cn("flex flex-col-reverse sm:flex-row sm:justify-end sm:gap-2", className)} {...props} />
+)
+AlertDialogFooter.displayName = "AlertDialogFooter"
+
+const AlertDialogTitle = React.forwardRef<
+	React.ElementRef<typeof AlertDialogPrimitive.Title>,
+	React.ComponentPropsWithoutRef<typeof AlertDialogPrimitive.Title>
+>(({ className, ...props }, ref) => (
+	<AlertDialogPrimitive.Title ref={ref} className={cn("text-lg font-semibold", className)} {...props} />
+))
+AlertDialogTitle.displayName = AlertDialogPrimitive.Title.displayName
+
+const AlertDialogDescription = React.forwardRef<
+	React.ElementRef<typeof AlertDialogPrimitive.Description>,
+	React.ComponentPropsWithoutRef<typeof AlertDialogPrimitive.Description>
+>(({ className, ...props }, ref) => (
+	<AlertDialogPrimitive.Description ref={ref} className={cn("text-sm text-muted-foreground", className)} {...props} />
+))
+AlertDialogDescription.displayName = AlertDialogPrimitive.Description.displayName
+
+const AlertDialogAction = React.forwardRef<
+	React.ElementRef<typeof AlertDialogPrimitive.Action>,
+	React.ComponentPropsWithoutRef<typeof AlertDialogPrimitive.Action>
+>(({ className, ...props }, ref) => (
+	<AlertDialogPrimitive.Action ref={ref} className={cn(buttonVariants(), className)} {...props} />
+))
+AlertDialogAction.displayName = AlertDialogPrimitive.Action.displayName
+
+const AlertDialogCancel = React.forwardRef<
+	React.ElementRef<typeof AlertDialogPrimitive.Cancel>,
+	React.ComponentPropsWithoutRef<typeof AlertDialogPrimitive.Cancel>
+>(({ className, ...props }, ref) => (
+	<AlertDialogPrimitive.Cancel
+		ref={ref}
+		className={cn(buttonVariants({ variant: "outline" }), "mt-2 sm:mt-0", className)}
+		{...props}
+	/>
+))
+AlertDialogCancel.displayName = AlertDialogPrimitive.Cancel.displayName
+
+export {
+	AlertDialog,
+	AlertDialogPortal,
+	AlertDialogOverlay,
+	AlertDialogTrigger,
+	AlertDialogContent,
+	AlertDialogHeader,
+	AlertDialogFooter,
+	AlertDialogTitle,
+	AlertDialogDescription,
+	AlertDialogAction,
+	AlertDialogCancel,
+}

src/site/src/components/ui/alert.tsx

@@ -0,0 +1,54 @@
+import * as React from "react"
+// import { cva, type VariantProps } from 'class-variance-authority'
+
+import { cn } from "@/lib/utils"
+
+// const alertVariants = cva(
+//   "relative w-full rounded-lg border p-4 [&>svg~*]:ps-7 [&>svg+div]:translate-y-[-3px] [&>svg]:absolute [&>svg]:left-4 [&>svg]:top-4 [&>svg]:text-foreground",
+//   {
+//     variants: {
+//       variant: {
+//         default: "bg-background text-foreground",
+//         destructive:
+//           "border-destructive/50 text-destructive dark:border-destructive [&>svg]:text-destructive",
+//       },
+//     },
+//     defaultVariants: {
+//       variant: "default",
+//     },
+//   }
+// )
+
+const Alert = React.forwardRef<
+	HTMLDivElement,
+	// React.HTMLAttributes<HTMLDivElement> & VariantProps<typeof alertVariants>
+	// >(({ className, variant, ...props }, ref) => (
+	React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => (
+	<div
+		ref={ref}
+		role="alert"
+		className={cn(
+			"relative w-full rounded-lg border p-4 [&>svg~*]:ps-7 [&>svg+div]:translate-y-[-3px] [&>svg]:absolute [&>svg]:left-4 [&>svg]:top-4 [&>svg]:text-foreground bg-background text-foreground",
+			className
+		)}
+		{...props}
+	/>
+))
+Alert.displayName = "Alert"
+
+const AlertTitle = React.forwardRef<HTMLParagraphElement, React.HTMLAttributes<HTMLHeadingElement>>(
+	({ className, ...props }, ref) => (
+		<h5 ref={ref} className={cn("mb-1 -mt-0.5 font-medium leading-tight tracking-tight", className)} {...props} />
+	)
+)
+AlertTitle.displayName = "AlertTitle"
+
+const AlertDescription = React.forwardRef<HTMLParagraphElement, React.HTMLAttributes<HTMLParagraphElement>>(
+	({ className, ...props }, ref) => (
+		<div ref={ref} className={cn("text-sm [&_p]:leading-relaxed", className)} {...props} />
+	)
+)
+AlertDescription.displayName = "AlertDescription"
+
+export { Alert, AlertTitle, AlertDescription }

src/site/src/components/ui/badge.tsx

@@ -0,0 +1,29 @@
+import * as React from "react"
+import { cva, type VariantProps } from "class-variance-authority"
+
+import { cn } from "@/lib/utils"
+
+const badgeVariants = cva(
+	"inline-flex items-center rounded-full border px-2.5 py-0.5 text-xs font-semibold transition-colors focus:outline-hidden focus:ring-2 focus:ring-ring focus:ring-offset-2",
+	{
+		variants: {
+			variant: {
+				default: "border-transparent bg-primary text-primary-foreground hover:bg-primary/80",
+				secondary: "border-transparent bg-secondary text-secondary-foreground hover:bg-secondary/80",
+				destructive: "border-transparent bg-destructive text-destructive-foreground hover:bg-destructive/80",
+				outline: "text-foreground",
+			},
+		},
+		defaultVariants: {
+			variant: "default",
+		},
+	}
+)
+
+export interface BadgeProps extends React.HTMLAttributes<HTMLDivElement>, VariantProps<typeof badgeVariants> {}
+
+function Badge({ className, variant, ...props }: BadgeProps) {
+	return <div className={cn(badgeVariants({ variant }), className)} {...props} />
+}
+
+export { Badge, badgeVariants }