- Introduced a new field `sortSidebarVisibility` in the user settings schema to manage sidebar visibility preferences.
- Updated the user settings manager to include `sortSidebarVisibility` in the settings categories and default settings structure, ensuring proper normalization and handling of this new setting.
- Introduced a new UserSettingsManager class to handle user-specific settings, including retrieval and updates.
- Implemented user settings schema to define defaults and manage user-specific configurations.
- Enhanced SocketUser class to integrate user settings event handlers for getting and updating settings.
- Added comprehensive tests for UserSettingsManager to ensure correct functionality and error handling.
