name: Deploy to GitHub Pages

on:
  push:
    branches:
      - main
  pull_request:

jobs:
  deploy:
    runs-on: ubuntu-22.04
    permissions:
      contents: write
    concurrency:
      group: ${{ github.workflow }}-${{ github.ref }}
    steps:
      - uses: actions/checkout@v3

      - name: Setup Node
        uses: actions/setup-node@v3
        with:
          node-version: '18'

      - name: Cache dependencies
        uses: actions/cache@v3
        with:
          path: |
            ~/.npm
            ./.cache

      - run: npm ci
      - run: npm run build-ghpages

      - name: Deploy
        uses: peaceiris/actions-gh-pages@v3
        if: github.ref == 'refs/heads/main'
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./_site