Update app.py

app.py

@@ -60,6 +60,9 @@ def postprocess_message_text(api_response):
     
     # Clean the message content (remove unnecessary escape characters)
     formatted_content = message_content.replace("\\n", "\n")
+
+    # Fix dollar sign markdown
+    formatted_content = formatted_content.replace("$", "\\$")
     
     return formatted_content