add windows upgrade scripts

supplemental/scripts/upgrade-agent-wrapper.ps1

@@ -0,0 +1,82 @@
+param (
+    [switch]$Elevated
+)
+
+# Beszel Agent Upgrade Wrapper
+# This script downloads and executes the latest upgrade script from GitHub
+
+$ErrorActionPreference = "Stop"
+
+try {
+    Write-Host "Beszel Agent Upgrade Wrapper" -ForegroundColor Cyan
+    Write-Host "============================" -ForegroundColor Cyan
+    Write-Host ""
+    
+    # Define the URL for the latest upgrade script
+    $scriptUrl = "https://raw.githubusercontent.com/henrygd/beszel/main/supplemental/scripts/upgrade-agent.ps1"
+    $tempScriptPath = "$env:TEMP\beszel-upgrade-agent-$(Get-Date -Format 'yyyyMMdd-HHmmss').ps1"
+    
+    Write-Host "Downloading latest upgrade script..." -ForegroundColor Yellow
+    Write-Host "From: $scriptUrl"
+    Write-Host "To: $tempScriptPath"
+    
+    # Download the latest upgrade script
+    try {
+        Invoke-WebRequest -Uri $scriptUrl -OutFile $tempScriptPath -UseBasicParsing
+        Write-Host "Download completed successfully." -ForegroundColor Green
+    }
+    catch {
+        Write-Host "Failed to download upgrade script: $($_.Exception.Message)" -ForegroundColor Red
+        Write-Host "Please check your internet connection and try again." -ForegroundColor Red
+        exit 1
+    }
+    
+    # Verify the script was downloaded
+    if (-not (Test-Path $tempScriptPath)) {
+        Write-Host "ERROR: Downloaded script not found at $tempScriptPath" -ForegroundColor Red
+        exit 1
+    }
+    
+    Write-Host ""
+    Write-Host "Executing upgrade script..." -ForegroundColor Yellow
+    
+    # Execute the downloaded script with the same parameters
+    if ($Elevated) {
+        & $tempScriptPath -Elevated
+    } else {
+        & $tempScriptPath
+    }
+    
+    $scriptExitCode = $LASTEXITCODE
+    
+    Write-Host ""
+    Write-Host "Cleaning up temporary files..." -ForegroundColor Yellow
+    
+    # Clean up the temporary script
+    try {
+        Remove-Item $tempScriptPath -Force -ErrorAction SilentlyContinue
+        Write-Host "Cleanup completed." -ForegroundColor Green
+    }
+    catch {
+        Write-Host "Warning: Could not remove temporary script: $tempScriptPath" -ForegroundColor Yellow
+    }
+    
+    # Exit with the same code as the upgrade script
+    exit $scriptExitCode
+}
+catch {
+    Write-Host "ERROR: $($_.Exception.Message)" -ForegroundColor Red
+    Write-Host "Upgrade wrapper failed. Please check the error message above." -ForegroundColor Red
+    
+    # Clean up on error
+    if ($tempScriptPath -and (Test-Path $tempScriptPath)) {
+        try {
+            Remove-Item $tempScriptPath -Force -ErrorAction SilentlyContinue
+        }
+        catch {
+            # Ignore cleanup errors
+        }
+    }
+    
+    exit 1
+}