- Implemented LocalizationManager for handling multiple languages.
- Updated LoadGameMenu, MainMenu, PauseMenu, and SettingsMenu to support localization.
- Added InstanceSelectionMenu for selecting game instances.
- Refactored SaveManager to handle new SaveInstance structure.
- Created SaveDialog for saving games with user-defined names.
- Enhanced SaveData to manage multiple save instances.
- Added error handling and logging for save/load operations.
- Updated UI elements to reflect localized text.