scope: services, interfaces
subject: Apply code formatting
- Correct indentation and formatting to match code style standards in multiple 'interfaces' and 'services' files.
- Also ensure lines at the end of the files.
Signed-off-by: Mathis <yidhra@tuta.io>
- The `UserGuard` now checks whether the `userId` extracted from the token exists.
- If the `userId` does not exist, an error is logged and a response with the 'Unauthorized' status is returned.
Signed-off-by: Mathis <yidhra@tuta.io>