Update app.py

app.py

@@ -33,9 +33,12 @@ class BasicAgent:
         print("BasicAgent initialized.")
     def __call__(self, question: str) -> str:
         print(f"Agent received question (first 50 chars): {question[:50]}...")
-        messages = [HumanMessage(content=question)]
-        messages = self.graph.invoke({"messages": messages})
-        answer = messages['messages'][-1].content
+        initial_state = {
+        "question": "What is the capital of France?",
+        "context": []
+        }
+        final_state = self.graph.invoke(initial_state)
+        answer = final_state["answer"]
         print(f"Agent returning fixed answer: {answer}")
         return answer
 
@@ -43,7 +46,7 @@ class State(TypedDict):
     question: str
     answer: str
     context: Annotated[list, operator.add]
-
+    
 def search_tavily(state):
     
     """ Retrieve docs from web search """
@@ -96,7 +99,7 @@ def generate_answer(state):
     answer = llm.invoke([SystemMessage(content=final_instruction)] + [HumanMessage(content=f"Answer the question: {question}")])
 
     # Append it to state
-    return {"answer": answer.content}
+    return {"answer": answer}
 
 
 builder = StateGraph(State)