Update app.py

app.py

@@ -254,14 +254,17 @@ def generate_response_with_langchain(message, max_retries=3):
 def chat_response(message, history):
     """Process chat message and return response."""
     try:
-        # Track metrics
-        metrics_tracker.log_interaction(message, "user_query")
+        # Track metrics with timing context
+        start_time = time.time()
+        metrics_tracker.log_interaction(message, "user_query", "chat_start")
         
         # Generate response with LangChain
         response = generate_response_with_langchain(message)
         
-        # Log metrics
-        metrics_tracker.log_interaction(response, "bot_response")
+        # Log metrics with timing context
+        end_time = time.time()
+        timing_context = f"response_time_{end_time - start_time:.2f}s"
+        metrics_tracker.log_interaction(response, "bot_response", timing_context)
         
         return response