refactor

backend/src/core/superset_client.py

@@ -247,8 +247,14 @@ class SupersetClient:
     def get_dataset_detail(self, dataset_id: int) -> Dict:
         with belief_scope("SupersetClient.get_dataset_detail", f"id={dataset_id}"):
             # Get base dataset info
-            dataset = self.get_dataset(dataset_id)
+            response = self.get_dataset(dataset_id)
             
+            # If the response is a dict and has a 'result' key, use that (standard Superset API)
+            if isinstance(response, dict) and 'result' in response:
+                dataset = response['result']
+            else:
+                dataset = response
+
             # Extract columns information
             columns = dataset.get("columns", [])
             column_info = []