Update app.py

app.py

@@ -115,7 +115,10 @@ def tool_node(state: AgentState) -> AgentState:
     global tool_counter
     if tool_counter >= 5:
         # If we've already run 5 tools, do nothing
-        return {}
+        return {
+            "messages": state["messages"],
+            "final_answer": state.get("final_answer", "No interim answer available.")
+        }
 
     tool_counter += 1