[Chore] Improve auto update mechanism (#1009)

beszel/internal/hub/update.go

@@ -4,6 +4,7 @@ import (
 	"beszel"
 	"fmt"
 	"os"
+	"os/exec"
 	"strings"
 
 	"github.com/blang/semver"
@@ -54,4 +55,45 @@ func Update(_ *cobra.Command, _ []string) {
 		os.Exit(1)
 	}
 	fmt.Printf("Successfully updated to %s\n\n%s\n", latest.Version, strings.TrimSpace(latest.ReleaseNotes))
+
+	// 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 {
+			fmt.Println("Restarting beszel service...")
+			restartCmd := exec.Command("systemctl", "restart", "beszel.service")
+			if err := restartCmd.Run(); err != nil {
+				fmt.Printf("Warning: Failed to restart service: %v\n", err)
+				fmt.Println("Please restart the service manually: sudo systemctl restart beszel")
+			} else {
+				fmt.Println("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 {
+			fmt.Println("Restarting beszel service...")
+			restartCmd := exec.Command("rc-service", "beszel", "restart")
+			if err := restartCmd.Run(); err != nil {
+				fmt.Printf("Warning: Failed to restart service: %v\n", err)
+				fmt.Println("Please restart the service manually: sudo rc-service beszel restart")
+			} else {
+				fmt.Println("Service restarted successfully")
+			}
+			return
+		}
+	}
+
+	fmt.Println("Note: Service restart not attempted. If running as a service, restart manually.")
 }