dotnet__skills/.github/workflows/skill-validator.yml

name: skill-validator

on:
  pull_request:
  schedule:
    - cron: '0 8 * * *' # daily at 08:00 UTC
  workflow_dispatch:
    inputs:
      create_release:
        description: 'Create a nightly release after building'
        type: boolean
        default: false

concurrency:
  group: ${{ github.workflow }}-${{ github.event_name == 'pull_request' && github.ref || github.run_id }}
  cancel-in-progress: true

env:
  RETENTION_DAYS: ${{ (github.event_name == 'schedule' || inputs.create_release) && 90 || 5 }}
  AGNOSTIC_RID: linux-x64

jobs:
  discover:
    if: github.event_name == 'pull_request'
    runs-on: ubuntu-latest
    outputs:
      has_changes: ${{ steps.check.outputs.has_changes }}
    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
        with:
          fetch-depth: 0

      - name: Check for relevant changes
        id: check
        shell: pwsh
        run: |
          $base = "${{ github.event.pull_request.base.sha }}"
          $head = "${{ github.event.pull_request.head.sha }}"
          $mergeBase = git merge-base $base $head
          $changed = git diff --name-only $mergeBase $head |
            Where-Object { $_ -match '^(eng/skill-validator/|\.github/workflows/skill-validator\.yml$)' -and $_ -ne 'eng/skill-validator/InvestigatingResults.md' } |
            Select-Object -First 1
          if ($changed) {
            echo "has_changes=true" >> $env:GITHUB_OUTPUT
          } else {
            echo "has_changes=false" >> $env:GITHUB_OUTPUT
          }

  build:
    needs: discover
    # Don't run scheduled builds on forked repositories — forks that enable
    # Actions would otherwise consume the fork owner's minutes indefinitely.
    # For PRs, skip when no relevant files changed (discover job).
    if: >-
      always() &&
      !(github.event_name == 'schedule' && github.event.repository.fork) &&
      (needs.discover.result == 'skipped' || needs.discover.outputs.has_changes == 'true')
    strategy:
      fail-fast: false
      matrix:
        include:
          - os: ubuntu-latest
            rid: linux-x64
          - os: ubuntu-24.04-arm
            rid: linux-arm64
          - os: windows-latest
            rid: win-x64
          - os: windows-11-arm
            rid: win-arm64
          - os: macos-latest
            rid: osx-arm64

    runs-on: ${{ matrix.os }}

    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
        with:
          persist-credentials: false
      - uses: actions/setup-dotnet@c2fa09f4bde5ebb9d1777cf28262a3eb3db3ced7 # v5
        with:
          global-json-file: global.json

      - name: Build
        run: dotnet build eng/skill-validator/SkillValidator.slnx /bl:artifacts/logs/build.binlog

      - name: Test
        run: dotnet test --solution eng/skill-validator/SkillValidator.slnx --no-build /bl:artifacts/logs/test.binlog

      - name: Pack RID-specific NuGet package
        run: dotnet pack eng/skill-validator/src/SkillValidator.csproj --use-current-runtime /bl:artifacts/logs/pack-rid.binlog

      - name: Upload RID-specific NuGet package
        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7
        with:
          name: skill-validator-${{ matrix.rid }}
          path: artifacts/package/release/Microsoft.DotNet.SkillValidator.${{ matrix.rid }}.*.nupkg
          archive: false
          retention-days: ${{ env.RETENTION_DAYS }}
          if-no-files-found: error

      - name: Create tar.gz archive
        shell: bash
        run: |
          mkdir -p artifacts/assets
          tar -czf artifacts/assets/skill-validator-${{ matrix.rid }}.tar.gz -C artifacts/publish/SkillValidator/release .

      - name: Upload tar.gz archive
        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7
        with:
          name: skill-validator-${{ matrix.rid }}.tar.gz
          path: artifacts/assets/skill-validator-${{ matrix.rid }}.tar.gz
          archive: false
          retention-days: ${{ env.RETENTION_DAYS }}
          if-no-files-found: error

      - name: Pack RID-agnostic NuGet package
        if: matrix.rid == env.AGNOSTIC_RID
        run: dotnet pack eng/skill-validator/src/SkillValidator.csproj /bl:artifacts/logs/pack-agnostic.binlog

      - name: Upload RID-agnostic NuGet package
        if: matrix.rid == env.AGNOSTIC_RID
        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7
        with:
          archive: false
          name: skill-validator
          path: |
            artifacts/package/release/Microsoft.DotNet.SkillValidator.*.nupkg
            !artifacts/package/release/Microsoft.DotNet.SkillValidator.${{ env.AGNOSTIC_RID }}.*.nupkg
          retention-days: ${{ env.RETENTION_DAYS }}
          if-no-files-found: error

      - name: Upload binlogs
        if: always()
        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7
        with:
          name: binlogs-${{ matrix.rid }}
          path: artifacts/logs/*.binlog
          retention-days: ${{ env.RETENTION_DAYS }}
          if-no-files-found: ignore

  release:
    if: >-
      always() &&
      needs.build.result == 'success' &&
      (github.event_name == 'schedule' || (github.event_name == 'workflow_dispatch' && github.ref == 'refs/heads/main' && inputs.create_release))
    needs: build
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
        with:
          persist-credentials: true

      - name: Download all artifacts
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8
        with:
          path: release-assets
          merge-multiple: true

      - name: Create or update nightly release
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          tag="skill-validator-nightly"
          gh release delete "$tag" --yes || true
          git tag -f "$tag"
          git push -f origin "$tag"
          gh release create "$tag" release-assets/*.nupkg release-assets/*.tar.gz \
            --title "SkillValidator Nightly" \
            --notes "Automated nightly build from \`main\` ($(date -u +%Y-%m-%d))." \
            --prerelease

  # Require this job in the GitHub ruleset. It always runs on PRs and
  # succeeds when no relevant files changed or the build passed.
  skill-validator-status:
    needs: [discover, build]
    if: always() && github.event_name == 'pull_request'
    runs-on: ubuntu-latest
    steps:
      - name: Check result
        run: |
          if [[ "${{ needs.discover.result }}" != "success" ]]; then
            echo "::error::Discovery failed (${{ needs.discover.result }})"
            exit 1
          elif [[ "${{ needs.discover.outputs.has_changes }}" != "true" ]]; then
            echo "No skill-validator changes — skipping build"
          elif [[ "${{ needs.build.result }}" != "success" ]]; then
            echo "::error::Build failed (${{ needs.build.result }})"
            exit 1
          else
            echo "Build and tests passed"
          fi