Update chain.py

chain.py

@@ -81,6 +81,13 @@ def get_answer(
     Returns:
         str: The answer to the question
     """
+    # Define logging configuration
+    logging.basicConfig(filename='user_input.log', level=logging.INFO,
+                    format='%(asctime)s - %(message)s', datefmt='%Y-%m-%d %H:%M:%S')
+    
+    # Log user question
+    logging.info(f"User question: {question}")
+    
     result = chain(
         inputs={"question": question, "chat_history": chat_history},
         return_only_outputs=True,