adding < > to remove link preview after clicking button as it is too noisy

app.py

@@ -70,7 +70,7 @@ class DMButton(Button):
             del user_tokens[int(user_id)] # always delete all past tokens when creating new link
         unique_string = generate_unique_string()
         user_tokens[user_id] = unique_string
-        unique_link = f"{GRADIO_APP_URL}?user_id={user_id}&token={unique_string}"
+        unique_link = f"<{GRADIO_APP_URL}?user_id={user_id}&token={unique_string}>"
         message = f"Login link generated! To complete the verification process:\n- 1 Visit this link,\n- 2 click the '🤗Sign in with Hugging Face' button\n\n{unique_link}"
         await interaction.response.send_message(message, ephemeral=True)