Update app.py

app.py

@@ -136,7 +136,7 @@ print("Sarvam AI model initialized successfully.")
 # ==============================================================================
 # PART 4: AGENT CREATION
 # ==============================================================================
-agent_app = create_react_agent(model=model, tools=all_tools, system_message=SYSTEM_PROMPT)
+agent_app = create_react_agent(model=model, tools=all_tools, prompt=SYSTEM_PROMPT)
 print("Pre-built ReAct agent created successfully.")
 
 # ==============================================================================