name: Build Documentation
on:
  push:
    paths:
      - 'docs/**'
      - '.github/workflows/build-docs.yml'
  pull_request:
    types: [opened, synchronize, reopened]
    paths:
      - 'docs**/'
      - '.github/workflows/build-docs.yml'
jobs:
  build-documentation:
    name: docs
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Install Dependencies
        run: sudo pip3 install sphinx-rtd-theme
      - name: Build documentation
        run: make -C docs html
      - name: Archive build output
        uses: actions/upload-artifact@v1
        with:
          name: docs_output
          path: docs/_build/html
