refactor(sdm): Global pass with refined 'External Only' SDM tags. Pruned redundant internal references and fixed indentation logic in injector. Verified full project compilation.

tests/test_rag_integration.py

@@ -24,7 +24,8 @@ def mock_project():
 
 def test_rag_integration(mock_project):
  """
- Integration test verifying the flow from AppController through RAGEngine to ai_client.
+ 
+  Integration test verifying the flow from AppController through RAGEngine to ai_client.
  """
  # 1. Initializes a mock project and AppController.
  # We patch several components to avoid side effects during initialization.
@@ -108,4 +109,4 @@ def test_rag_integration(mock_project):
    assert "Source: test_file.py" in sent_user_message
    
    # Verify that rag_engine.search was called with the original prompt
-   mock_rag_engine.search.assert_called_once_with("Tell me about the code.")
+   mock_rag_engine.search.assert_called_once_with("Tell me about the code.")