name: Build and deploy documentation site

on:
  push:
    paths:
      - "docs/**"
  pull_request:
    paths:
      - "docs/**"
  workflow_dispatch:

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

jobs:
  build:
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: docs
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 22
          cache: npm
          cache-dependency-path: ./docs/package-lock.json

      - name: Configure GitHub Pages
        uses: actions/configure-pages@v5

      - name: Install dependencies
        run: npm ci

      - name: Build the documentation site
        run: npm run build

      - name: Upload GitHub Pages artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: ./docs/build

  deploy:
    needs: build
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main'
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    concurrency:
      group: github-pages
      cancel-in-progress: false
    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4