name: Documentation

on:
  push:
    branches:
      - main
    paths:
      - 'docs/**'
      - 'mkdocs.yml'
      - '.github/workflows/docs.yml'
  pull_request:
    paths:
      - 'docs/**'
      - 'mkdocs.yml'
  workflow_dispatch:

permissions:
  contents: write
  pages: write
  id-token: write

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.11'

      - name: Install dependencies
        run: |
          pip install -e ".[docs]"

      - name: Build documentation
        run: mkdocs build --strict

      - name: Upload artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: site/

  deploy:
    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
    needs: build
    runs-on: ubuntu-latest
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}

    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4
