챠트 데이터 웹소켓으로 연결

backend/app/services/trade_executor.py

@@ -98,8 +98,20 @@ async def execute_auto_trade_background(recommendations_response: dict, db: Asyn
         result = await db.execute(select(Portfolio).where(Portfolio.quantity > 0))
         held_stocks = {p.stock_code for p in result.scalars().all()}
         
+        # normalize recommendations_by_rule early so we iterate over a list of groups
+        rec_groups = recommendations_response.get("recommendations_by_rule", [])
+        if isinstance(rec_groups, dict):
+            # older format: {rule_name: [stocks]}
+            normalized_list = []
+            for name, group in rec_groups.items():
+                if isinstance(group, dict):
+                    normalized_list.append(group)
+                else:
+                    normalized_list.append({"rule_name": name, "stocks": group})
+            rec_groups = normalized_list
+        
         unique_stocks = {}
-        for rule_group in recommendations_response.get("recommendations_by_rule", []):
+        for rule_group in rec_groups:
             # make sure we have a dict with expected keys
             if not isinstance(rule_group, dict):
                 logger.warning("Invalid rule_group in recommendations_response: %r", rule_group)