Update app.py

app.py

@@ -26,7 +26,8 @@ llm = ChatGroq(
 # ... (Keep your imports and LLM initialization the same)
 
 # 4. Load Math Tools
-# Define the strict instructions as a SystemMessage
+# Load the tools FIRST
+tools = load_tools(["llm-math"], llm=llm)
 from langchain_core.messages import SystemMessage
 
 system_message = SystemMessage(