simplified chat engine

backend.py

@@ -166,12 +166,12 @@ def handle_query(query_str: str,
     )
         
         # Let's test it out
-        relevant_chunks = chat_engine.retrieve("mercato")
+        """relevant_chunks = chat_engine.retrieve("mercato")
         print(f"Found: {len(relevant_chunks)} relevant chunks")
         for idx, chunk in enumerate(relevant_chunks):
             info_message += f"{idx + 1}) {chunk.text[:64]}...\n"
             print(info_message)
-            gr.Info(info_message)
+            gr.Info(info_message)"""
             
         
         #prompts_dict = chat_engine.get_prompts()