Update app.py

app.py

@@ -1,5 +1,5 @@
 import json
-from langchain_tavily import TavilySearchResults
+from langchain_tavily import TavilySearch
 from langgraph.prebuilt import create_react_agent
 from langgraph_supervisor import create_supervisor
 from langchain_groq import ChatGroq
@@ -79,8 +79,9 @@ prompt_chess = """You are a chess position reviewing agent.
 
 
 # --- Tools ---
-web_search = TavilySearchResults(
+web_search = TavilySearch(
     max_results=5,
+    topic="general",
     tavily_api_key=tavily_token
 )