preview.yml

# .github/workflows/preview.yml
name: Deploy PR previews

env:
  ZOLA_VERSION: "0.17.2"
  # MAIN_BRANCH: "main"
  # TARGET_BRANCH: "gh-pages"
  # CNAME: "hpc.uit.no"
on:
  pull_request:
    types:
      - opened
      - reopened
      - synchronize
      - closed

concurrency: preview-${{ github.ref }}

jobs:
  deploy-preview:
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Checkout repository and submodules
        uses: actions/checkout@v4
        with:
          submodules: recursive
      - name: Install zola
        run: |
          set -x
          wget -O - \
             "https://github.com/getzola/zola/releases/download/v${ZOLA_VERSION}/zola-v${ZOLA_VERSION}-x86_64-unknown-linux-gnu.tar.gz" \
          | sudo tar xzf - -C /usr/local/bin
      - name: Generate HTML
        run: zola build
        # Add CNAME, either (first one used)
        # - file in the root
        # - the environment variable set above
      - name: Deploy preview
        uses: rossjrw/pr-preview-action@v1
        with:
          source-dir: ./public