Add dogfooding scripts and workflow for PR testing

.github/workflows/dogfood-comment.yml

@@ -0,0 +1,77 @@
+name: Add Dogfooding Comment
+
+on:
+  # Use pull_request_target to run in the context of the base branch
+  # This allows commenting on PRs from forks
+  pull_request_target:
+    types: [opened, reopened, synchronize]
+    branches:
+      - 'main'
+  # Allow manual triggering
+  workflow_dispatch:
+    inputs:
+      pr_number:
+        description: 'PR number to add dogfooding comment to'
+        required: true
+        type: number
+
+jobs:
+  add-dogfood-comment:
+    # Only run on the CommunityToolkit org to avoid running on forks
+    if: ${{ github.repository_owner == 'CommunityToolkit' }}
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
+    steps:
+      - name: Add dogfooding comment
+        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea  # v7.0.1
+        with:
+          script: |
+            // Get PR number from either the PR event or manual input
+            const prNumber = context.payload.number || context.payload.inputs.pr_number;
+            const bashScript = 'https://raw.githubusercontent.com/CommunityToolkit/Aspire/main/eng/scripts/dogfood-pr.sh';
+            const psScript = 'https://raw.githubusercontent.com/CommunityToolkit/Aspire/main/eng/scripts/dogfood-pr.ps1';
+
+            // Unique marker to identify dogfooding comments
+            const dogfoodMarker = '<!-- dogfood-pr -->';
+
+            const comment = `${dogfoodMarker}
+            🚀 **Dogfood this PR with:**
+
+            > **⚠️ WARNING: Do not do this without first carefully reviewing the code of this PR to satisfy yourself it is safe.**
+
+            \`\`\`bash
+            curl -fsSL ${bashScript} | bash -s -- ${prNumber}
+            \`\`\`
+            Or
+            - Run remotely in PowerShell:
+            \`\`\`powershell
+            iex "& { $(irm ${psScript}) } ${prNumber}"
+            \`\`\``;
+
+            // Check for existing dogfooding comment
+            const comments = await github.rest.issues.listComments({
+              issue_number: prNumber,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+            });
+
+            const existingComment = comments.data.find(comment => comment.body.includes(dogfoodMarker));
+
+            if (existingComment) {
+              // Update existing comment
+              await github.rest.issues.updateComment({
+                comment_id: existingComment.id,
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                body: comment
+              });
+            } else {
+              // Create new comment
+              await github.rest.issues.createComment({
+                issue_number: prNumber,
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                body: comment
+              });
+            }

eng/scripts/dogfood-pr.ps1

@@ -0,0 +1,285 @@
+#!/usr/bin/env pwsh
+
+<#
+.SYNOPSIS
+    Download and install NuGet packages from a PR's build artifacts for local testing.
+.EXAMPLE
+    ./dogfood-pr.ps1 1129
+    ./dogfood-pr.ps1 1129 -WorkflowRunId 12345678
+#>
+
+param(
+    [Parameter(Position = 0, Mandatory = $true, HelpMessage = "Pull request number")]
+    [ValidateRange(1, [int]::MaxValue)]
+    [int]$PRNumber,
+
+    [Parameter(HelpMessage = "Workflow run ID (skip PR resolution)")]
+    [ValidateRange(1, [long]::MaxValue)]
+    [long]$WorkflowRunId = 0,
+
+    [Parameter(HelpMessage = "Install prefix directory")]
+    [string]$InstallPath = "",
+
+    [Parameter(HelpMessage = "Verbose output")]
+    [switch]$VerboseOutput,
+
+    [Parameter(HelpMessage = "Keep temp download directory")]
+    [switch]$KeepArchive,
+
+    [Parameter(HelpMessage = "Show help")]
+    [switch]$Help
+)
+
+$ErrorActionPreference = "Stop"
+
+$Script:Repo = "CommunityToolkit/Aspire"
+$Script:CIWorkflow = "dotnet-ci.yml"
+$Script:ArtifactName = "nuget-packages"
+
+# --- Output Helpers ---
+
+function Write-Link {
+    param([string]$Url, [string]$Label)
+    return "$([char]27)]8;;${Url}$([char]27)\${Label}$([char]27)]8;;$([char]27)\"
+}
+
+function Get-DisplayPath {
+    param([string]$Path)
+    if ($Path.StartsWith($HOME)) {
+        return "~" + $Path.Substring($HOME.Length)
+    }
+    return $Path
+}
+
+function Invoke-WithSpinner {
+    param([string]$Message, [string]$Command, [string[]]$Arguments)
+    $psi = [System.Diagnostics.ProcessStartInfo]::new($Command)
+    foreach ($arg in $Arguments) { $psi.ArgumentList.Add($arg) }
+    $psi.UseShellExecute = $false
+    $psi.RedirectStandardOutput = $true
+    $psi.RedirectStandardError = $true
+    $proc = [System.Diagnostics.Process]::Start($psi)
+    $chars = [char[]]'⠋⠙⠹⠸⠼⠴⠦⠧⠇⠏'
+    $i = 0
+    while (-not $proc.HasExited) {
+        Write-Host "`r$($chars[$i++ % $chars.Length]) $Message" -NoNewline
+        Start-Sleep -Milliseconds 100
+    }
+    $proc.WaitForExit()
+    Write-Host "`r`e[K" -NoNewline
+    return $proc.ExitCode
+}
+
+function Show-Help {
+    @"
+Usage: dogfood-pr.ps1 [-PRNumber] <int> [OPTIONS]
+
+Download and install NuGet packages from a PR's build artifacts for local testing.
+
+OPTIONS:
+    -WorkflowRunId ID           Workflow run ID (skip PR resolution)
+    -InstallPath PATH           Install prefix (default: `$HOME/.aspire)
+    -VerboseOutput              Verbose output
+    -KeepArchive                Keep temp download directory
+    -Help                       Show this help
+
+EXAMPLES:
+    ./dogfood-pr.ps1 1129
+    ./dogfood-pr.ps1 1129 -WorkflowRunId 12345678
+    ./dogfood-pr.ps1 1129 -InstallPath ./local-packages
+
+REQUIREMENTS:
+    - GitHub CLI (gh) authenticated: https://cli.github.com
+"@
+}
+
+# --- Core Functions ---
+
+function Test-Prerequisites {
+    if (-not (Get-Command gh -ErrorAction SilentlyContinue)) {
+        Write-Host "✗ GitHub CLI (gh) is required. Install from: https://cli.github.com" -ForegroundColor Red
+        exit 1
+    }
+
+    & gh auth status 2>&1 | Out-Null
+    if ($LASTEXITCODE -ne 0) {
+        Write-Host "✗ GitHub CLI is not authenticated. Run: gh auth login" -ForegroundColor Red
+        exit 1
+    }
+}
+
+function Resolve-PullRequest {
+    $prUrl = "https://github.com/$($Script:Repo)/pull/$PRNumber"
+    try {
+        $prJson = & gh api "repos/$($Script:Repo)/pulls/$PRNumber" --jq '{sha: .head.sha, title: .title, author: .user.login}' 2>$null | ConvertFrom-Json
+    } catch {
+        Write-Host "✗ PR #$PRNumber not found in $($Script:Repo)" -ForegroundColor Red
+        exit 1
+    }
+
+    $script:HeadSha = $prJson.sha
+    $prTitle = $prJson.title
+    $prAuthor = $prJson.author
+
+    $authorDisplay = Write-Link "https://github.com/$prAuthor" "@$prAuthor"
+
+    Write-Host ""
+    $cols = if ($Host.UI.RawUI.WindowSize.Width) { $Host.UI.RawUI.WindowSize.Width } else { 80 }
+    $prefix = "PR #$PRNumber — "
+    $suffix = " by @$prAuthor"
+    $maxTitle = $cols - $prefix.Length - $suffix.Length - 2
+    if ($prTitle.Length -gt $maxTitle -and $maxTitle -gt 3) {
+        $prTitle = $prTitle.Substring(0, $maxTitle - 1) + "…"
+    }
+    Write-Host "$(Write-Link $prUrl "PR #$PRNumber") — $prTitle by $authorDisplay"
+    if ($VerboseOutput) { Write-Host "  Head commit: $(Write-Link "https://github.com/$($Script:Repo)/commit/$($script:HeadSha)" $script:HeadSha.Substring(0,7))" -ForegroundColor DarkGray }
+    Write-Host ""
+}
+
+function Find-WorkflowRun {
+    if ($WorkflowRunId -gt 0) {
+        $script:RunId = $WorkflowRunId
+        return
+    }
+
+    $script:RunId = & gh api "repos/$($Script:Repo)/actions/workflows/$($Script:CIWorkflow)/runs?event=pull_request&head_sha=$($script:HeadSha)" `
+        --jq '.workflow_runs | sort_by(.created_at, .updated_at) | reverse | .[0].id' 2>$null
+
+    if (-not $script:RunId -or $script:RunId -eq "null") {
+        Write-Host "✗ No workflow run found for PR #$PRNumber (SHA: $($script:HeadSha))" -ForegroundColor Red
+        Write-Host "  Check: https://github.com/$($Script:Repo)/actions/workflows/$($Script:CIWorkflow)"
+        exit 1
+    }
+
+    if ($VerboseOutput) { Write-Host "  Workflow run: $(Write-Link "https://github.com/$($Script:Repo)/actions/runs/$($script:RunId)" $script:RunId)" -ForegroundColor DarkGray }
+}
+
+function Save-Artifacts {
+    $script:DownloadDir = Join-Path $tempDir "nuget-packages"
+    $runUrl = "https://github.com/$($Script:Repo)/actions/runs/$($script:RunId)"
+
+    $exitCode = Invoke-WithSpinner "📦 Downloading packages..." "gh" @("run", "download", $script:RunId, "-R", $Script:Repo, "--name", $Script:ArtifactName, "-D", $script:DownloadDir)
+    if ($exitCode -ne 0) {
+        Write-Host "✗ Failed to download artifacts — build may still be in progress or artifacts may have expired" -ForegroundColor Red
+        Write-Host "   $(Write-Link $runUrl "View workflow run")" -ForegroundColor DarkGray
+        exit 1
+    }
+
+    $script:Packages = Get-ChildItem -Path $script:DownloadDir -Filter "*.nupkg" -Recurse
+    if ($script:Packages.Count -eq 0) {
+        Write-Host "✗ No NuGet packages found in downloaded artifacts" -ForegroundColor Red
+        exit 1
+    }
+
+    $totalSize = ($script:Packages | Measure-Object -Property Length -Sum).Sum
+    $sizeDisplay = if ($totalSize -ge 1MB) { "{0:N1} MB" -f ($totalSize / 1MB) } elseif ($totalSize -ge 1KB) { "{0:N0} KB" -f ($totalSize / 1KB) } else { "$totalSize B" }
+    Write-Host "📦 Downloaded $($script:Packages.Count) packages ($sizeDisplay)"
+}
+
+function Install-Packages {
+    New-Item -ItemType Directory -Path $hiveDir -Force | Out-Null
+    $script:Packages | Copy-Item -Destination $hiveDir -Force
+    Write-Host "📂 Installed to $(Get-DisplayPath $hiveDir)"
+
+    $script:Version = ""
+    $firstPkg = $script:Packages | Select-Object -First 1
+    if ($firstPkg) {
+        Add-Type -AssemblyName System.IO.Compression.FileSystem
+        $zip = [System.IO.Compression.ZipFile]::OpenRead($firstPkg.FullName)
+        try {
+            $nuspec = $zip.Entries | Where-Object { $_.Name -like "*.nuspec" } | Select-Object -First 1
+            if ($nuspec) {
+                $reader = [System.IO.StreamReader]::new($nuspec.Open())
+                $xml = [xml]$reader.ReadToEnd()
+                $reader.Close()
+                $script:Version = $xml.package.metadata.version
+            }
+        } finally {
+            $zip.Dispose()
+        }
+    }
+}
+
+function Register-NuGetSource {
+    $script:NuGetConfig = $null
+
+    if (-not (Get-Command dotnet -ErrorAction SilentlyContinue)) {
+        Write-Host "⚠ dotnet CLI not found — configure NuGet source manually:" -ForegroundColor Yellow
+        Write-Host "   dotnet nuget add source `"$hiveDir`" --name `"$sourceName`"" -ForegroundColor DarkGray
+        return
+    }
+
+    $existingSources = & dotnet nuget list source 2>$null
+    if ($existingSources -match [regex]::Escape($sourceName)) {
+        & dotnet nuget update source $sourceName --source $hiveDir 2>&1 | Out-Null
+    } else {
+        & dotnet nuget add source $hiveDir --name $sourceName 2>&1 | Out-Null
+    }
+
+    $script:NuGetConfig = (& dotnet nuget config paths 2>$null | Select-Object -First 1)
+    if ($script:NuGetConfig) {
+        Write-Host "🔧 Configured source $sourceName in $(Get-DisplayPath $script:NuGetConfig)"
+    } else {
+        Write-Host "🔧 Configured source $sourceName"
+    }
+}
+
+function Write-Summary {
+    Write-Host ""
+    if ($script:Version) {
+        Write-Host "🐶 Ready — use version $($script:Version) to test these changes" -ForegroundColor Green
+    }
+
+    Write-Host ""
+    Write-Host "To undo:" -ForegroundColor DarkGray
+    $hivePath = Join-Path $InstallPath "hives" "community-toolkit-pr-$PRNumber"
+    if ($script:NuGetConfig) {
+        Write-Host "  dotnet nuget remove source `"$sourceName`" --configfile `"$($script:NuGetConfig)`" | Out-Null; Remove-Item -Recurse -Force `"$hivePath`"" -ForegroundColor DarkGray
+    } else {
+        Write-Host "  dotnet nuget remove source `"$sourceName`" | Out-Null; Remove-Item -Recurse -Force `"$hivePath`"" -ForegroundColor DarkGray
+    }
+
+    if ($KeepArchive) {
+        Write-Host ""
+        Write-Host "Archive kept at: $tempDir" -ForegroundColor DarkGray
+    }
+
+    if ($VerboseOutput) {
+        Write-Host ""
+        Write-Host "Packages:" -ForegroundColor DarkGray
+        Get-ChildItem -Path $hiveDir -Filter "*.nupkg" | Sort-Object Name | ForEach-Object {
+            Write-Host "  $($_.Name)" -ForegroundColor DarkGray
+        }
+    }
+}
+
+# --- Entry Point ---
+
+if ($Help) {
+    Show-Help
+    exit 0
+}
+
+Test-Prerequisites
+
+if (-not $InstallPath) {
+    $InstallPath = Join-Path $HOME ".aspire"
+}
+$hiveDir = Join-Path $InstallPath "hives" "community-toolkit-pr-$PRNumber" "packages"
+$sourceName = "CommunityToolkit-PR-$PRNumber"
+
+$tempDir = Join-Path ([System.IO.Path]::GetTempPath()) "dogfood-pr-$([System.Guid]::NewGuid().ToString('N').Substring(0,8))"
+New-Item -ItemType Directory -Path $tempDir -Force | Out-Null
+
+try {
+    Resolve-PullRequest
+    Find-WorkflowRun
+    Save-Artifacts
+    Install-Packages
+    Register-NuGetSource
+    Write-Summary
+} finally {
+    if (-not $KeepArchive -and (Test-Path $tempDir)) {
+        Remove-Item -Path $tempDir -Recurse -Force -ErrorAction SilentlyContinue
+    }
+}