Update utils/chatbot_interface.py

utils/chatbot_interface.py

@@ -42,7 +42,7 @@ class ChatbotInterface:
                 temperature=temperature,
                 max_output_tokens=max_output_tokens,
                 max_num_results=max_num_results,
-                vector_store_id=vector_store_id
+                vector_store_id=vector_store_id,
                 api_key=api_key,
                 meta_prompt_file=meta_prompt_file
             )