- Delete `Story` model implementation including `getVerbesStyle` method and related properties.
- Cleanup unused interfaces and redundant logic from the codebase.
- Implement `CharacterRepo`, `LocationRepo`, and `UserRepo` for managing character, location, and user data with SQLite.
- Add methods for performing CRUD operations on characters, locations, and users, including attributes and metadata handling.
- Integrate error handling with multilingual support (`fr` and `en`).
- Support data encryption and synchronization using the existing database utilities.
