mcsmip.github.io/.github/workflows/deploy.yml at main · MCSMIP/mcsmip.github.io · GitHub

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name: Deploy PR Preview to GitHub Pages

on:
  pull_request:
    types: [opened, synchronize, reopened]

jobs:
  deploy-preview:
    runs-on: ubuntu-latest

    steps:
      # Checkout PR branch
      - name: Checkout PR branch
        uses: actions/checkout@v3
        with:
          fetch-depth: 1

      # Set up Ruby and install Bundler
      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: 2.7.8

      # Install dependencies (Jekyll and Bundler)
      - name: Install dependencies
        run: |
          gem install bundler -v 2.4.22
          bundle install

      # Build the Jekyll site with preview-specific baseurl
      - name: Build the site with Jekyll
        run: |
          echo "baseurl: '/mcsmip.github.io/preview/${{ github.event.pull_request.number }}'" >> _config.yml
          bundle exec jekyll build

      # Deploy to GitHub Pages Preview
      - name: Deploy to GitHub Pages Preview
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GH_TOKEN }}
          publish_dir: ./_site
          publish_branch: gh-pages
          destination_dir: preview/${{ github.event.pull_request.number }}