name: Deploy Docs

on:
  push:
    branches:
      - master
      - main
    paths:
      - 'docs/**'
      - 'mkdocs.yml'
      - 'requirements.txt'

permissions:
  contents: write

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: 3.x

      - name: Cache pip
        uses: actions/cache@v4
        with:
          path: ~/.cache/pip
          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}

      - name: Install dependencies
        run: |
          pip install -r requirements.txt

      - name: Cache git-committers
        uses: actions/cache@v4
        with:
          path: .cache/plugin/git-committers
          key: ${{ runner.os }}-git-committers-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-git-committers-

      - name: Build MkDocs site
        env:
          MKDOCS_GIT_COMMITTERS_APIKEY: ${{ secrets.GITHUB_TOKEN }}
        run: mkdocs build

      - name: Deploy to GitHub Pages
        uses: peaceiris/actions-gh-pages@v4
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./site
          force_orphan: true