build-website.yml

name: Build website

on: [push, workflow_dispatch]

env:
  OUTPUT_DIR: pandoc-output

jobs:
  build:
    runs-on: ubuntu-20.04
    container:
      image: docker://pandoc/core:2.14
      options: --entrypoint=sh
    steps:

      - name: Install dependencies
        run: apk add make git

      - name: Checkout repository content
        uses: actions/checkout@v2

      - name: Convert via pandoc
        run: make

      - name: Copy custom domain name configuration
        run: |
          (test -f CNAME && cp CNAME ${{ env.OUTPUT_DIR }}) || echo "CNAME not there yet"

      - name: Store generated content
        uses: actions/upload-artifact@v2
        with:
          path: ${{ env.OUTPUT_DIR }}
          name: website

  deploy:
    needs: build
    if: success() && github.ref == 'refs/heads/main'
    runs-on: ubuntu-20.04
    steps:

      - name: Load generated content
        uses: actions/download-artifact@v2
        with:
          name: website
          path: ${{ env.OUTPUT_DIR }}

      - name: Deploy to GitHub Pages
        uses: crazy-max/ghaction-github-pages@v2
        with:
          target_branch: gh-pages
          build_dir: ${{ env.OUTPUT_DIR }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}