name: Build and Deploy Docs

on:
  push:
    branches: [ "main" ]
    paths:
      - "docs/**"
      - "mkdocs.yml"
      - ".github/workflows/docs.yml"

jobs:
  build-and-deploy:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Setup Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"

      - name: Install mkdocs and dependencies
        run: |
          python -m pip install --upgrade pip
          pip install -r requirements-dev.txt

      - name: Build docs
        run: |
          mkdocs build --clean

      - name: Deploy to GitHub Pages
        if: ${{ github.ref == 'refs/heads/main' }}
        uses: peaceiris/actions-gh-pages@v4
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./site
          publish_branch: gh-pages