Update model_utils.py

model_utils.py

@@ -295,7 +295,7 @@ def answer_from_qa(question: str) -> Optional[str]:
 # -----------------------------
 # Main chatbot entry
 # -----------------------------
-def laos_history_bot(message: str, history: List) -> str:
+def laos_science_bot(message: str, history: List) -> str:
     """
     Main chatbot function for Student tab (Gradio ChatInterface).
     """