name: Deploy docs

on:
  push:
    branches:
      - master

jobs:
  build-deploy:
    name: Build and deploy to GH Pages

    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v2

      - name: Set up Python 3.x
        uses: actions/setup-python@v2

      - name: Cache dependencies
        uses: actions/cache@v2
        with:
          path: ~/.cache/pip
          key: ${{ runner.os }}-pip-${{ hashFiles('docs/requirements.txt') }}
          restore-keys: |
            ${{ runner.os }}-pip-
            ${{ runner.os }}-

      - name: Install dependencies
        run: cd docs && make install

      - name: Build and deploy
        run: cd docs && make deploy