three.js/.github/workflows/protected-folders.yml

name: Protected Folders Check

on:
  pull_request:
    paths:
      - 'build/**'
      - 'docs/**'

permissions:
  contents: read

jobs:
  check:
    runs-on: ubuntu-latest
    steps:
      - name: Check for protected folder changes
        if: ${{ github.event.pull_request.author_association != 'OWNER' && github.event.pull_request.author_association != 'COLLABORATOR' }}
        run: |
          echo "::error::The 'build' and 'docs' folders are auto-generated and cannot be modified in PRs. Please remove these changes from your PR."
          exit 1