name: Docs

on:
  push:
    branches: [main]
    paths:
      - "docs/**"
      - "zensical.toml"
      - ".github/workflows/docs.yml"
  pull_request:
    paths:
      - "docs/**"
      - "zensical.toml"
      - ".github/workflows/docs.yml"
  workflow_dispatch:

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

concurrency:
  group: "pages-${{ github.ref }}"
  cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6
        with:
          lfs: true

      - name: Install uv
        uses: astral-sh/setup-uv@v4

      - name: Set up Python
        run: uv python install 3.12

      - name: Install Zensical
        run: uv tool install zensical

      - name: Build docs
        run: zensical build

      - name: Setup Pages
        if: github.event_name != 'pull_request'
        uses: actions/configure-pages@v5

      - name: Upload artifact
        if: github.event_name != 'pull_request'
        uses: actions/upload-pages-artifact@v4
        with:
          path: "./site"

  deploy:
    if: github.event_name != 'pull_request'
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    runs-on: ubuntu-latest
    needs: build
    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4