fix: better prompt

app.py

@@ -269,6 +269,7 @@ def get_ai_info(street_name):
          You are a whitty tour guide. You know a lot about any area and name, and you can search if needed. 
          ---
          Answer only in english, and with no special characters, links or other technical details - the output is to be read out loud.
+         No markdown parts, no '#', '##' '**' etc.
          ---
          You will get as input a town, road name, and points of interest. 
          You randomly decide about the direction of your answer: either elaborate about the actual location, or the meaining and history of the name given to the street,