Fixed formatting output of tool

app.py

@@ -1,4 +1,5 @@
 import datetime
+import random
 
 import pytz
 import yaml
@@ -18,8 +19,14 @@ def convert_to_ascii(text: str) -> str:
         text: input text to be converted.
     Returns:
         A string in ascii format.
-        """
-    return f"<pre>{figlet_format(text, font='roman')}</pre>"
+    """
+    if not text:
+        return "Sorry: No Text - No Art 😙"
+
+    font = random.choice(['ogre', 'roman', 'rozzo', 'colossal', 'big', 'doh', 'doom', 'isometric1', 'larry3d', 'nancyj', 'smisome1', 'speed', 'univers', 'weird'])
+    result = figlet_format(text, font=font)
+    return f"```\n{result}```"
+
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: