{
  "context": "Tests ability to follow the add-language-support workflow to add Go, including handler registration, router updates, and correct supports_* flags",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Correct directory structure",
      "description": "Creates core/languages/go/ with __init__.py, optimizer/__init__.py, and optimizer/optimizer.py following the existing language module pattern",
      "max_score": 20
    },
    {
      "name": "Handler class with decorator and flags",
      "description": "Implements GoHandler with @register_handler('go') decorator, supports_optimizer=True, supports_testgen=False, and all other supports_* flags explicitly set to False",
      "max_score": 25
    },
    {
      "name": "Router dispatch with lazy import",
      "description": "Adds an 'if data.language == \"go\"' branch to core/shared/optimizer_router.py using a lazy import inside the function body (not at module level)",
      "max_score": 25
    },
    {
      "name": "Module registration",
      "description": "Adds import of core.languages.go in core/languages/__init__.py so the @register_handler decorator fires on startup",
      "max_score": 15
    },
    {
      "name": "Test plan",
      "description": "Describes tests for handler registration (registry.get_handler('go')), feature dispatch (get_handler_for_feature), and a mocked end-to-end optimization flow using @pytest.mark.asyncio",
      "max_score": 15
    }
  ]
}
