Automate refreshing manifests with GitHub Action

.github/workflows/refresh-manifests.yml

@@ -0,0 +1,39 @@
+name: Refresh Manifests
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 16 * * *' # 8am PST (16:00 UTC) - same schedule as API review
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  generate-and-pr:
+    runs-on: windows-latest # Using Windows because the script uses PowerShell and build.cmd
+    if: ${{ github.repository_owner == 'dotnet' }}
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+
+      - name: Setup .NET SDK
+        uses: actions/setup-dotnet@v4
+        with:
+          global-json-file: global.json
+
+      - name: Run RefreshManifests Script
+        shell: pwsh
+        run: |
+          ./eng/refreshManifests.ps1
+
+      - name: Create or update pull request
+        uses: dotnet/actions-create-pull-request@e8d799aa1f8b17f324f9513832811b0a62f1e0b1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          branch: update-manifests
+          base: main
+          labels: |
+            area-app-model
+            area-engineering-systems
+          title: "[Automated] Update Manifests"
+          body: "Auto-generated update to refresh the manifests. This PR will be updated automatically if new changes are detected. Fixes #9502."

eng/refreshManifests.ps1

@@ -1,2 +1,47 @@
-..\build.cmd
-get-childitem ..\playground\*AppHost.csproj -Recurse | % { "Generating Manifest for: $_"; dotnet run --no-build --project $_.FullName --launch-profile generate-manifest }
+#!/usr/bin/env pwsh
+
+# Get the script directory
+$scriptDir = $PSScriptRoot
+$repoRoot = Split-Path -Parent $scriptDir
+
+# Determine which build script to use based on OS
+if ($IsWindows -or $env:OS -eq "Windows_NT") {
+    & "$repoRoot/build.cmd"
+} else {
+    & "$repoRoot/build.sh"
+}
+
+# Find all AppHost projects in the playground directory
+$playgroundDir = Join-Path -Path $repoRoot -ChildPath "playground"
+
+if (Test-Path $playgroundDir) {
+    Get-ChildItem -Path $playgroundDir -Filter "*AppHost.csproj" -Recurse | ForEach-Object {
+        # Check if the project has a launchSettings.json file with a generate-manifest profile
+        $projectDir = Split-Path -Parent $_.FullName
+        $launchSettingsPath = Join-Path -Path $projectDir -ChildPath "Properties" -AdditionalChildPath "launchSettings.json"
+        $hasManifestProfile = $false
+
+        if (Test-Path $launchSettingsPath) {
+            try {
+                $launchSettings = Get-Content -Raw -Path $launchSettingsPath | ConvertFrom-Json
+                if ($launchSettings.profiles -and $launchSettings.profiles.'generate-manifest') {
+                    $hasManifestProfile = $true
+                }
+            }
+            catch {
+                Write-Warning "Failed to read or parse launch settings for $_"
+            }
+        }
+
+        if ($hasManifestProfile) {
+            Write-Host "Generating Manifest for: $_"
+            dotnet run --no-build --project $_.FullName --launch-profile generate-manifest
+        }
+        else {
+            Write-Warning "Skipping $_ - no generate-manifest profile found"
+        }
+    }
+}
+else {
+    Write-Error "Playground directory not found at: $playgroundDir"
+}