validate.yml

name: Validate PR

on:
  pull_request:

jobs:
  validate:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Check contributor permissions
        id: check-permission
        uses: actions-cool/check-user-permission@v2
        with:
          require: 'write'

      - name: Validate external contributor changes
        if: steps.check-permission.outputs.require-result == 'false'
        run: |
          FORBIDDEN_FILES=$(git diff --name-only origin/main...HEAD | grep -vE "^data/" || true)
          if [ -n "$FORBIDDEN_FILES" ]; then
            echo "❌ External contributors can only modify files in data/ folder"
            echo ""
            echo "Forbidden changes detected:"
            echo "$FORBIDDEN_FILES"
            exit 1
          fi
          echo "✅ PR only modifies allowed files in data/"

  format-check:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: '20'

      - name: Install dependencies
        run: npm install

      - name: Check formatting
        run: npx prettier --check .