publish-site.yaml

name: Publish Site

on:
  push:
    branches:
      - main

jobs:
  publish-docs:
    runs-on: ubuntu-latest

    permissions:
      contents: write

    concurrency:
      # Ensures only one job per workflow and branch runs at a time
      group: ${{ github.workflow }}-${{ github.ref }}

    steps:
    - name: Checkout the repository
      uses: actions/checkout@v4

    - name: Set up Ruby
      uses: ruby/setup-ruby@v1
      with:
        ruby-version: "3.3"
        bundler-cache: true # runs 'bundle install' and caches installed gems automatically

    - name: Build YARD docs and Jekyll site
      run: bundle exec rake site:build

    - name: Deploy to GitHub Pages
      if: github.event_name == 'push' && github.ref == 'refs/heads/main'
      uses: peaceiris/actions-gh-pages@v4
      with:
        # The GitHub Actions runner automatically creates this `GITHUB_TOKEN` secret
        github_token: ${{ secrets.GITHUB_TOKEN }}
        # The output directory for Jekyll
        publish_dir: config/site/_site
        # The branch to push to for GitHub Pages
        publish_branch: gh-pages
        enable_jekyll: true