Update app.py

app.py

@@ -1,12 +1,16 @@
 import gradio as gr
-from agent import BasicAgent
+from agent import MistralAgent
 from api_utils import fetch_questions, submit_answers
+import os
 
 API_URL = "https://.../questions"
 SUBMIT_URL = "https://.../submit"
 
+# Read your Hugging Face token from environment (safer)
+HF_TOKEN = os.environ.get("HF_TOKEN")
+
 def run_evaluation(username):
-    agent = BasicAgent()
+    agent = MistralAgent(hf_token=HF_TOKEN)
     questions = fetch_questions(API_URL)
 
     answers = []