update-lost-pixel-baseline.yml

name: Update Lost Pixel Baseline

# Run this workflow to update the Lost Pixel baseline on a PR.

on: workflow_dispatch

jobs:
  lost-pixel-update:
    runs-on: ubuntu-latest
    # Only run this job on branches other than master; this is to prevent the Lost Pixel baseline from being updated on the master branch.
    # The baseline should only be updated on PRs, not on the master branch.
    if: ${{ github.ref != 'refs/heads/master' }}
    steps:
    - name: Checkout validator site
      uses: actions/checkout@v2
    - name: Use Node.js 14.x
      uses: actions/setup-node@v1
      with:
        node-version: 14
    - name: Install
      run: npm install
    - name: Test
      run: npm test
    - name: Start server (in background)
      run: npm run start &

    - name: Create .lostpixel directory if it doesn't exist
      # This is a workaround for https://github.com/lost-pixel/lost-pixel/issues/344
      run: mkdir -p .lostpixel

    - name: Lost Pixel
      id: lp
      uses: lost-pixel/lost-pixel@v3.16.0
      env:
        LOST_PIXEL_MODE: update
  
    - name: Create Pull Request
      id: cpr
      uses: peter-evans/create-pull-request@v6
      if: ${{ failure() && steps.lp.conclusion == 'failure' }}
      with:
        path: ./
        token: ${{ secrets.PUBLIC_REPO_ACCESS_TOKEN }}
        commit-message: Update lost-pixel baselines
        committer: openactive-bot <openactive-bot@users.noreply.github.com>
        author: openactive-bot <openactive-bot@users.noreply.github.com>
        signoff: false
        branch: 'lost-pixel-update/${{ github.ref_name }}'
        delete-branch: true
        title: 'Lost Pixel update - ${{ github.ref_name }}'
        body: |
          Automated baseline update PR created by Lost Pixel

          Please check the updated baseline images are as expected before merging this PR.
        labels: |
          automated pr
        draft: false

    - name: Check outputs
      run: |
        echo "Pull Request Number - ${{ steps.cpr.outputs.pull-request-number }}"
        echo "Pull Request URL - ${{ steps.cpr.outputs.pull-request-url }}"