Update app.py

app.py

@@ -51,7 +51,7 @@ def plan_node(state: AgentState) -> AgentState:
         "Respond with only that Python dict literal—no additional text."
     ]
     print("plan_node  content problem: ", prompt)
-    llm_out = llm(prompt).content.strip()
+    llm_out = llm(prompt).strip()
     print("plan_node  passed")
     try:
         parsed = eval(llm_out, {}, {})