github.io/.github/workflows/gh-pages.yml

name: github pages
on:
  push:
    branches:
    - master
  pull_request:
jobs:
  deploy:
    runs-on: ubuntu-20.04
    steps:
      # - uses: actions/checkout@v2
      #   with:
      #     submodules: true
      #     fetch-depth: 0
      - name: Setup Hugo
        uses: peaceiris/actions-hugo@v2
        with:
          hugo-version: 'latest'
          # extended: true
      - name: Build
        run: hugo -e prod --minify
      - name: Deploy
        uses: peaceiris/actions-gh-pages@v3
        if: github.ref == 'refs/heads/master'
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./public