update-vcpkg.yml

name: Updates vcpkg baseline on a schedule

on:
  schedule:
    - cron: '0 0 * * 1' # Every Monday at 00:00 UTC
  workflow_dispatch:

jobs:
  vcpkg-update-baseline:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - name: Install vcpkg
        run: |
          git clone --single-branch https://github.com/microsoft/vcpkg.git
          vcpkg/bootstrap-vcpkg.sh -disableMetrics

      - name: Update vcpkg baseline
        id: update
        run: |
          vcpkg/vcpkg x-update-baseline
          echo "changed-files=$(git diff --name-only)" > "$GITHUB_OUTPUT"
          echo "short=$(jq -r '.["builtin-baseline"][:7]' < vcpkg.json)" > "$GITHUB_OUTPUT"
          echo "long=$(jq -r '.["builtin-baseline"]' < vcpkg.json)" > "$GITHUB_OUTPUT"

      - name: Commit updated vcpkg manifest
        if: contains(steps.update.outputs.changed-files, 'vcpkg.json')
        run: |
          git checkout -b vcpkg-update-baseline-${{ steps.update.output.short }}
          git add vcpkg.json
          git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git config --local user.name "github-actions[bot]"
          git commit -m "Update vcpkg baseline to ${{ steps.update.output.short }}"
          git push origin vcpkg-update-baseline-${{ steps.update.output.short }}

      - name: Create pull request
        if: contains(steps.update.outputs.changed-files, 'vcpkg.json')
        run: |
          gh pr create --title "Update vcpkg baseline to ${{ steps.update.output.short }}" --body "This PR updates the vcpkg baseline to [${{ steps.update.output.long }}](https://github.com/microsoft/vcpkg/tree/${{ steps.update.output.long }})." --base master --head vcpkg-update-baseline-${{ steps.update.output.short }}
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}