UserService currently uses generic RuntimeException for error handling.
Problem:
Generic exceptions make debugging difficult and reduce code clarity.
Solution:
Introduce specific exceptions like UserNotFoundException and DuplicateUserException.
Importance:
Improves maintainability, debugging, and API clarity.
UserService currently uses generic RuntimeException for error handling.
Problem:
Generic exceptions make debugging difficult and reduce code clarity.
Solution:
Introduce specific exceptions like UserNotFoundException and DuplicateUserException.
Importance:
Improves maintainability, debugging, and API clarity.