Add embedded Aspire skills fallback

.github/actions/create-pull-request/action.yml

@@ -29,6 +29,10 @@ inputs:
     description: 'Set to true if the branch is already pushed remotely (skips commit/push)'
     required: false
     default: 'false'
+  draft:
+    description: 'Create the pull request as a draft'
+    required: false
+    default: 'false'
 outputs:
   pull-request-number:
     description: 'The pull request number'
@@ -91,6 +95,7 @@ runs:
         PR_TITLE: ${{ inputs.title }}
         PR_BODY: ${{ inputs.body }}
         LABELS: ${{ inputs.labels }}
+        DRAFT: ${{ inputs.draft }}
       run: |
         # Check if a PR already exists for this branch
         EXISTING_PR=$(gh pr list --head "$BRANCH" --base "$BASE" --json number,url --jq '.[0] // empty')
@@ -133,12 +138,18 @@ runs:
           trap 'rm -f "$BODY_FILE"' EXIT
           printf '%s\n' "$PR_BODY" > "$BODY_FILE"
 
+          DRAFT_ARGS=()
+          if [ "$DRAFT" = "true" ]; then
+            DRAFT_ARGS+=(--draft)
+          fi
+
           # Create the pull request without eval — all args are properly quoted
           PR_URL=$(gh pr create \
             --title "$PR_TITLE" \
             --body-file "$BODY_FILE" \
             --base "$BASE" \
             --head "$BRANCH" \
+            "${DRAFT_ARGS[@]}" \
             "${LABEL_ARGS[@]}")
 
           rm -f "$BODY_FILE"

.github/workflows/update-aspire-skills-bundle.yml

@@ -0,0 +1,77 @@
+name: Update Aspire Skills Bundle
+
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: "Aspire skills release version to embed. Defaults to the currently pinned version."
+        required: false
+        type: string
+  schedule:
+    - cron: '0 17 * * *' # 9am PT / 17:00 UTC
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  update-and-pr:
+    runs-on: ubuntu-latest
+    if: ${{ github.repository_owner == 'microsoft' }}
+    steps:
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+
+      - name: Generate GitHub App Token for bundle update
+        id: update-token
+        uses: actions/create-github-app-token@1b10c78c7865c340bc4f6099eb2f838309f1e8c3 # v3.1.1
+        with:
+          app-id: ${{ secrets.ASPIRE_BOT_APP_ID }}
+          private-key: ${{ secrets.ASPIRE_BOT_PRIVATE_KEY }}
+
+      - name: Update embedded Aspire skills bundle
+        shell: pwsh
+        env:
+          GH_TOKEN: ${{ steps.update-token.outputs.token }}
+        run: |
+          $version = '${{ inputs.version }}'
+          if ([string]::IsNullOrWhiteSpace($version)) {
+            ./eng/scripts/update-aspire-skills-bundle.ps1
+          }
+          else {
+            ./eng/scripts/update-aspire-skills-bundle.ps1 -Version $version
+          }
+
+      - name: Restore solution
+        run: ./restore.sh
+
+      - name: Test Aspire skills installer
+        run: >
+          dotnet test --project tests/Aspire.Cli.Tests/Aspire.Cli.Tests.csproj
+          --no-launch-profile
+          --
+          --filter-class "*.AspireSkillsInstallerTests"
+          --filter-class "*.AspireSkillsBundleTests"
+          --filter-class "*.AgentInitCommandTests"
+          --filter-not-trait "quarantined=true"
+          --filter-not-trait "outerloop=true"
+
+      - name: Generate GitHub App Token for pull request
+        id: pr-token
+        uses: actions/create-github-app-token@1b10c78c7865c340bc4f6099eb2f838309f1e8c3 # v3.1.1
+        with:
+          app-id: ${{ secrets.ASPIRE_BOT_APP_ID }}
+          private-key: ${{ secrets.ASPIRE_BOT_PRIVATE_KEY }}
+
+      - name: Create or update pull request
+        uses: ./.github/actions/create-pull-request
+        with:
+          token: ${{ steps.pr-token.outputs.token }}
+          branch: update-aspire-skills-bundle
+          base: main
+          draft: true
+          commit-message: "[Automated] Update Aspire skills bundle"
+          labels: |
+            area-cli
+            area-engineering-systems
+          title: "[Automated] Update Aspire skills bundle"
+          body: "Auto-generated update to refresh the embedded Aspire skills bundle fallback used by the Aspire CLI."

eng/scripts/update-aspire-skills-bundle.ps1

@@ -0,0 +1,164 @@
+#!/usr/bin/env pwsh
+
+[CmdletBinding()]
+param(
+    [string]$Version,
+    [string]$Repository = 'microsoft/aspire-skills'
+)
+
+Set-StrictMode -Version Latest
+$ErrorActionPreference = 'Stop'
+$PSNativeCommandUseErrorActionPreference = $true
+
+$scriptDir = $PSScriptRoot
+$repoRoot = (Resolve-Path (Join-Path $scriptDir '..\..')).Path
+$embeddedDir = Join-Path $repoRoot 'src\Aspire.Cli\Agents\AspireSkills\Embedded'
+$metadataPath = Join-Path $embeddedDir 'aspire-skills.metadata.json'
+$installerPath = Join-Path $repoRoot 'src\Aspire.Cli\Agents\AspireSkills\AspireSkillsInstaller.cs'
+$cliProjectPath = Join-Path $repoRoot 'src\Aspire.Cli\Aspire.Cli.csproj'
+
+function Invoke-GitHubCli {
+    param(
+        [Parameter(Mandatory = $true, ValueFromRemainingArguments = $true)]
+        [string[]]$Arguments
+    )
+
+    & gh @Arguments
+    if ($LASTEXITCODE -ne 0) {
+        throw "gh $($Arguments -join ' ') failed with exit code $LASTEXITCODE."
+    }
+}
+
+function Get-UnprefixedVersion([string]$Value) {
+    if ([string]::IsNullOrWhiteSpace($Value)) {
+        throw 'A version is required.'
+    }
+
+    if ($Value.StartsWith('v', [System.StringComparison]::OrdinalIgnoreCase)) {
+        return $Value.Substring(1)
+    }
+
+    return $Value
+}
+
+function Get-CurrentEmbeddedVersion {
+    if (-not (Test-Path $metadataPath)) {
+        throw "Embedded Aspire skills metadata was not found at '$metadataPath'. Pass -Version to choose the initial version."
+    }
+
+    $metadata = Get-Content -Raw -Path $metadataPath | ConvertFrom-Json
+    return Get-UnprefixedVersion $metadata.version
+}
+
+function Set-TextFile {
+    param(
+        [Parameter(Mandatory = $true)][string]$Path,
+        [Parameter(Mandatory = $true)][string]$Content
+    )
+
+    $utf8NoBom = [System.Text.UTF8Encoding]::new($false)
+    [System.IO.File]::WriteAllText($Path, $Content.TrimEnd("`r", "`n") + [System.Environment]::NewLine, $utf8NoBom)
+}
+
+function Get-GitHubRelease([string]$NormalizedVersion) {
+    $tagCandidates = @("v$NormalizedVersion", $NormalizedVersion) | Select-Object -Unique
+
+    foreach ($tag in $tagCandidates) {
+        try {
+            $json = Invoke-GitHubCli release view $tag --repo $Repository --json 'tagName,assets'
+            return $json | ConvertFrom-Json
+        }
+        catch {
+            Write-Host "Release '$tag' was not found in '$Repository'."
+        }
+    }
+
+    throw "Could not find an Aspire skills release for version '$NormalizedVersion' in '$Repository'."
+}
+
+function Get-ReleaseAsset($Release, [string]$NormalizedVersion) {
+    $assetNameCandidates = foreach ($archiveExtension in @('.zip', '.tar.gz', '.tgz')) {
+        "aspire-skills-v$NormalizedVersion$archiveExtension"
+        "aspire-skills-$NormalizedVersion$archiveExtension"
+    }
+
+    foreach ($assetName in $assetNameCandidates) {
+        $asset = $Release.assets | Where-Object { $_.name -ieq $assetName } | Select-Object -First 1
+        if ($null -ne $asset) {
+            return $asset
+        }
+    }
+
+    throw "Release '$($Release.tagName)' does not contain a supported Aspire skills archive asset for version '$NormalizedVersion'."
+}
+
+if (-not (Get-Command gh -ErrorAction SilentlyContinue)) {
+    throw "The GitHub CLI ('gh') is required to update the embedded Aspire skills bundle."
+}
+
+$normalizedVersion = if ([string]::IsNullOrWhiteSpace($Version)) {
+    Get-CurrentEmbeddedVersion
+}
+else {
+    Get-UnprefixedVersion $Version
+}
+
+New-Item -ItemType Directory -Force -Path $embeddedDir | Out-Null
+
+Write-Host "Resolving Aspire skills release '$normalizedVersion' from '$Repository'..."
+$release = Get-GitHubRelease $normalizedVersion
+$asset = Get-ReleaseAsset $release $normalizedVersion
+
+$tempDir = [System.IO.Directory]::CreateTempSubdirectory('aspire-skills-update-').FullName
+try {
+    Write-Host "Downloading '$($asset.name)' from '$Repository' release '$($release.tagName)'..."
+    Invoke-GitHubCli release download $release.tagName --repo $Repository --pattern $asset.name --dir $tempDir --clobber
+
+    $archivePath = Join-Path $tempDir $asset.name
+    if (-not (Test-Path $archivePath)) {
+        throw "Expected downloaded asset '$archivePath' was not found."
+    }
+
+    $certIdentity = "https://github.com/$Repository/.github/workflows/publish.yml@refs/tags/$($release.tagName)"
+    Write-Host "Verifying GitHub artifact attestation for '$($asset.name)'..."
+    Invoke-GitHubCli attestation verify $archivePath --repo $Repository --cert-identity $certIdentity --cert-oidc-issuer 'https://token.actions.githubusercontent.com'
+
+    $hash = (Get-FileHash -Algorithm SHA256 $archivePath).Hash.ToLowerInvariant()
+    $targetArchivePath = Join-Path $embeddedDir $asset.name
+
+    Get-ChildItem -Path $embeddedDir -File -Force |
+        Where-Object { $_.Name -match '^aspire-skills-.*\.(zip|tar\.gz|tgz)$' -and $_.Name -ne $asset.name } |
+        Remove-Item -Force
+
+    Copy-Item -Path $archivePath -Destination $targetArchivePath -Force
+
+    $metadata = [ordered]@{
+        version = $normalizedVersion
+        repository = $Repository
+        tag = $release.tagName
+        assetName = $asset.name
+        sha256 = $hash
+    }
+    Set-TextFile -Path $metadataPath -Content ($metadata | ConvertTo-Json)
+
+    $installerContent = Get-Content -Raw -Path $installerPath
+    $installerContent = [regex]::Replace(
+        $installerContent,
+        'internal const string Version = "[^"]+";',
+        "internal const string Version = ""$normalizedVersion"";")
+    Set-TextFile -Path $installerPath -Content $installerContent
+
+    $cliProjectContent = Get-Content -Raw -Path $cliProjectPath
+    $cliProjectContent = [regex]::Replace(
+        $cliProjectContent,
+        'Agents\\AspireSkills\\Embedded\\aspire-skills-[^"]+\.(zip|tar\.gz|tgz)',
+        "Agents\AspireSkills\Embedded\$($asset.name)")
+    Set-TextFile -Path $cliProjectPath -Content $cliProjectContent
+
+    Write-Host "Embedded Aspire skills bundle updated to '$($asset.name)' with SHA-256 '$hash'."
+}
+finally {
+    if (Test-Path $tempDir) {
+        Remove-Item -Path $tempDir -Recurse -Force
+    }
+}

src/Aspire.Cli/Agents/AspireSkills/AspireSkillsBundle.cs

@@ -302,7 +302,7 @@ internal static string NormalizeRelativePath(string? relativePath)
         return Path.Combine(segments);
     }
 
-    private static string NormalizeSha256(string sha256)
+    internal static string NormalizeSha256(string sha256)
     {
         const string prefix = "sha256-";
         return sha256.StartsWith(prefix, StringComparison.OrdinalIgnoreCase)