fixed conversation initialization in api_server.py

api_server.py

@@ -188,11 +188,13 @@ def chat(req: ChatRequest, background_tasks: BackgroundTasks):
     # ✅ Store initial query
     if not state.initial_query and not message.startswith("__agent__:"):
         #state.initial_query = message
-        state.initial_query = next(
-        (m["content"] for m in data.get("history", []) if m["role"] == "client"),
-        ""
-        ) # improve initial query restore
-
+        if state.history:
+            state.initial_query = next(
+            (m["content"] for m in data.get("history", []) if m["role"] == "client"),
+            ""
+            ) # improve initial query restore
+        else:
+            state.initial_query = message
 
     print("\n📥 USER MESSAGE:", message)