Update agent.py

agent.py

@@ -19,11 +19,17 @@ def calculate_math(expression: str) -> str:
 
 class CourseEvaluationAgent:
     def __init__(self):
-        print("[Agent System] Booting API Optimized Engine...")
+        print("[Agent System] Booting API Authenticated Engine...")
         
-        # FIX: Swapped to Qwen2.5-Coder. It is the natively recommended model for 
-        # smolagents code execution tasks and responds instantly on the serverless API.
-        self.model = InferenceClientModel(model_id="Qwen/Qwen2.5-Coder-32B-Instruct")
+        # FIX: Explicitly extract the environment secret token.
+        # This stops the serverless API from throwing a 401/403 "Error in generating model output"
+        hf_token = os.getenv("HF_TOKEN")
+        
+        # Pass the token directly into the InferenceClientModel wrapper
+        self.model = InferenceClientModel(
+            model_id="Qwen/Qwen2.5-Coder-32B-Instruct",
+            token=hf_token
+        )
         
         self.agent = CodeAgent(
             tools=[DuckDuckGoSearchTool(), calculate_math],