generate-pattern-index.yml

name: Build Indexes
on:
  push:
    branches: [main]
    paths:
      - '_patterns/**'
      - '_lighthouses/**'
  workflow_dispatch:  # Allow manual trigger

permissions:
  contents: write

jobs:
  build-indexes:
    runs-on: ubuntu-latest
    
    steps:
      - name: Checkout repository
        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 pyyaml
      
      - name: Build all indexes
        run: python scripts/build_indexes.py
      
      - name: Commit and push if changed
        run: |
          git config --local user.email "action@github.com"
          git config --local user.name "GitHub Action"
          git add search-index.json _data/registry.json _data/pattern_index_lite.json data/graph.json
          git diff --staged --quiet || git commit -m "Auto-update indexes [skip ci]"
          git push