build-and-deploy.yml

# This config is inspired by https://github.com/actions/starter-workflows/blob/main/pages/jekyll.yml

name: Deploy Scribouilli site to GitHub Pages with a custom theme

on: [push]

# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
permissions:
  contents: read
  pages: write
  id-token: write

# Allow only one concurrent deployment, skipping runs queued between the run in-progress and latest queued.
# However, do NOT cancel in-progress runs as we want to allow these production deployments to complete.
concurrency:
  group: "pages"
  cancel-in-progress: false

jobs:
  # Build job
  build:
    # cf. https://stackoverflow.com/questions/64781462/github-actions-default-branch-variable
    # Run job only on default branch (as $default_branch variable only works on
    # workflow templates)
    if: github.ref == format('refs/heads/{0}', github.event.repository.default_branch)
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Setup Ruby
        uses: ruby/setup-ruby@55283cc23133118229fd3f97f9336ee23a179fcf # v1.146.0
        with:
          bundler-cache: true # runs 'bundle install' and caches installed gems automatically
          cache-version: 1 # Increment this number if you need to re-download cached gems
      - name: Setup Pages
        id: pages
        uses: actions/configure-pages@v3
      - name: Build with Jekyll
        # Outputs to the './_site' directory by default
        run: bundle exec jekyll build --baseurl "${{ steps.pages.outputs.base_path }}"
        env:
          JEKYLL_ENV: production
      - name: Upload artifact
        # Automatically uploads an artifact from the './_site' directory by default
        uses: actions/upload-pages-artifact@v2

  # Deployment job
  deploy:
    # cf. https://stackoverflow.com/questions/64781462/github-actions-default-branch-variable
    # Run job only on default branch (as $default_branch variable only works on
    # workflow templates)
    if: github.ref == format('refs/heads/{0}', github.event.repository.default_branch)
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    runs-on: ubuntu-latest
    needs: build
    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v2