- Added role field lists to DefaultUser and DefaultUserOptions for better role configuration.
- Implemented methods for creating, retrieving, updating, and deleting user roles, improving role management capabilities.
- Enhanced error handling for role operations, ensuring robust feedback for failures.
- Introduced ClearUserRole method to remove role assignments from users, streamlining user-role management.
- Updated tests to ensure proper cleanup of role data and maintain a clean testing environment.
