name: Verify Examples

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
    paths:
      - "src/**"
      - "templates/**"
      - "docs/images/**"
      - ".github/workflows/verify-examples.yml"

jobs:
  verify-examples:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: "3.9"

      - name: Install system dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y poppler-utils qpdf

      - name: Install Typst
        run: |
          # Download and install Typst
          wget https://github.com/typst/typst/releases/latest/download/typst-x86_64-unknown-linux-musl.tar.xz
          tar -xf typst-x86_64-unknown-linux-musl.tar.xz
          sudo mv typst-x86_64-unknown-linux-musl/typst /usr/local/bin/
          typst --version

      - name: Install Python dependencies
        run: |
          pip install pyyaml

      - name: Verify examples are up to date
        run: |
          make verify-examples

      - name: Upload example images if changed
        if: failure()
        uses: actions/upload-artifact@v4
        with:
          name: updated-examples
          path: docs/images/