name: GitHub Pages

on:
  push:
    branches: master

jobs:
  github-pages:
    runs-on: ubuntu-18.04
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Setup mdBook
        uses: peaceiris/actions-mdbook@v1
        with:
          mdbook-version: "latest"

      - name: Build using mdBook
        run: mdbook build

      - name: GitHub Pages action
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./book