Rename the `proxy_send_test_notification` function to `send_test_notification_proxy` for better naming consistency. The corresponding template is updated to use `url_for` for the fetch request, making the URL generation more robust and maintainable.
Rename the `proxy_send_test_notification` function to `send_test_notification_proxy` for better naming consistency. The corresponding template is updated to use `url_for` for the fetch request, making the URL generation more robust and maintainable.