Update app.py

app.py

@@ -8,10 +8,10 @@ from api_client import fetch_questions, submit_answers
 class GaiaAgent:
     def __init__(self):
         self.graph = build_graph()
-        self.executor = self.graph.compile()
+        self.executor = self.graph.compile()  # ✅ compile graph into executable
 
     def __call__(self, question):
-        result_state = self.executor.invoke(question)
+        result_state = self.executor.invoke({"question": question})  # ✅ pass as dict
         return result_state["final_answer"]
 
 def run_and_submit_all(profile):