generate-critical-css.yml

name: Generate Critical CSS
# Run on pull requests to main
on:
  pull_request:
    branches: [main]
jobs:
  generate-critical-css:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          repository: ${{ github.event.pull_request.head.repo.full_name }}
          ref: ${{ github.event.pull_request.head.ref }}
          submodules: true  # Fetch Hugo themes
          fetch-depth: 0    # Fetch all history for .GitInfo and .Lastmod
      - uses: actions/setup-node@v4
        with:
          node-version: '22'
          cache: 'npm'

  
      - name: Install npm
        run: npm install 
  
      - name: Setup Hugo
        uses: peaceiris/actions-hugo@v3
        with:
          hugo-version: '0.136.2'
          extended: true

      - name: Build
        run: hugo --minify --buildDrafts=true
      
      - run: npm install

      - name: Run critical script file
        run: |
          chmod +x ./critical-css.sh
          ./critical-css.sh
        shell: bash

      - name: Commit changes
        uses: EndBug/add-and-commit@v9
        with:
          message: 'Update critical CSS'
          add: 'assets/css/critical.css'