Update app.py

app.py

@@ -13,9 +13,9 @@ DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"
 class BasicAgent:
     """LangGraph agent ready for evaluation."""
     def __init__(self):
-        print("BasicAgent initialized (using GPT-4.1).")
+        print("BasicAgent initialized (using GPT-4.1 only).")
         # provider="openai" di default
-        self.graph = build_graph(provider="openai")
+        self.graph = build_graph()
 
     def __call__(self, question: str) -> str:
         print(f"Agent received question (first 50 chars): {question[:50]}...")