Update app.py

app.py

@@ -10,14 +10,64 @@ DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"
 
 # --- Basic Agent Definition ---
 # ----- THIS IS WERE YOU CAN BUILD WHAT YOU WANT ------
+from smolagents import (
+    CodeAgent,
+    DuckDuckGoSearchTool,
+    HfApiModel
+)
+
 class BasicAgent:
     def __init__(self):
-        print("BasicAgent initialized.")
+
+        print("Initializing Smart Agent...")
+
+        # Web search tool
+        search_tool = DuckDuckGoSearchTool()
+
+        # Free Hugging Face model
+        model = HfApiModel(
+            model_id="meta-llama/Llama-3.1-8B-Instruct"
+        )
+
+        # Main Agent
+        self.agent = CodeAgent(
+            tools=[search_tool],
+            model=model,
+            add_base_tools=True,
+            max_steps=5
+        )
+
     def __call__(self, question: str) -> str:
-        print(f"Agent received question (first 50 chars): {question[:50]}...")
-        fixed_answer = "This is a default answer."
-        print(f"Agent returning fixed answer: {fixed_answer}")
-        return fixed_answer
+
+        print(f"Question: {question}")
+
+        prompt = f"""
+        Answer the following question.
+
+        IMPORTANT:
+        - Return ONLY the final answer
+        - Do NOT explain
+        - Do NOT write 'FINAL ANSWER'
+        - Keep the answer short and exact
+
+        Question:
+        {question}
+        """
+
+        try:
+            response = self.agent.run(prompt)
+
+            # convert to clean string
+            answer = str(response).strip()
+
+            print(f"Agent answer: {answer}")
+
+            return answer
+
+        except Exception as e:
+            print(f"Error: {e}")
+
+            return "Error"
 
 def run_and_submit_all( profile: gr.OAuthProfile | None):
     """