github-pages.yml

name: GitHub Pages

on:
  push:
    branches:
      - main

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

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: true

jobs:
  build:
    environment:
      name: github-pages
      url: https://${{ github.repository_owner }}.github.io/${{ github.event.repository.name }}
    env:
      PAGE_URL: https://${{ github.repository_owner }}.github.io/${{ github.event.repository.name }}
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '18'
          cache: npm
          node-version-file: ".nvmrc"

      - name: Install dependencies
        run: npm ci --verbose

      - name: Build Marp slide deck
        run: CHROME_PATH=$(npx -y @puppeteer/browsers@latest install chrome@stable --path $(realpath ./tmp) | awk '{print $2}') npm run build
        env:
          URL: ${{ env.PAGE_URL }}

      - name: Upload page artifacts
        uses: actions/upload-pages-artifact@v3
        with:
          path: dist

  deploy:
    if: github.event_name == 'push'

    environment:
      name: github-pages
      url: https://${{ github.repository_owner }}.github.io/${{ github.event.repository.name }}

    needs: build
    runs-on: ubuntu-latest

    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4