refactored

app.py

@@ -8,9 +8,9 @@ import time
 from datetime import datetime, timedelta
 from collections import deque
 import random
-from smolagents import CodeAgent, DuckDuckGoSearchTool, load_tool, tool
+from smolagents import CodeAgent, load_tool, tool
 from smolagents.models import Model, ChatMessage, MessageRole, Tool
-from tools import FinalAnswerTool, WikipediaSearchTool, VisitWebpageTool
+from tools import FinalAnswerTool, WikipediaSearchTool, VisitWebpageTool, DuckDuckGoSearchTool
 import google.generativeai as genai
 
 # (Keep Constants as is)