eliminate trailing whitespace

app/routes/summary.py

@@ -139,13 +139,13 @@ async def get_summary_module(module: str) -> JSONResponse:
 #     ) -> JSONResponse:
 #     """
 #     Get document statistics for a specific user.
-    
+
 #     This endpoint counts the number of unique emails and files uploaded by the user.
 #     It groups documents by metadata.id to ensure unique document counting (not chunks).
-    
+
 #     Args:
 #         email (str): The user's email address
-        
+
 #     Returns:
 #         JSONResponse: A JSON response containing document counts:
 #         {
@@ -154,7 +154,7 @@ async def get_summary_module(module: str) -> JSONResponse:
 #             "files": 12,
 #             "total_documents": 17
 #         }
-        
+
 #     Raises:
 #         HTTPException: 400 for invalid email, 500 for database errors
 #     """