- Implement `schema.ts` for SQLite schema creation, indexing, and sync metadata initialization.
- Develop `encryption.ts` with AES-256-GCM encryption utilities for securing database data.
- Add `database.service.ts` to manage CRUD operations with encryption support, user-specific databases, and schema initialization.
- Integrate book, chapter, and character operations with encrypted content handling and sync preparation.
- Add comprehensive IPC handlers for database operations like books, chapters, characters, and conversations.
- Implement local database initialization and user data encryption.
- Update preload script paths for consistent environment handling.
- Modify `page.tsx` to initialize local database within Electron environment.
- Add new dependencies including `node-sqlite3-wasm` and `electron-rebuild`.
- Register `app://` protocol for secure file handling in production.
- Adjust icon paths to support macOS and Windows/Linux distinctions.
- Enhance security by validating file paths under the `out/` directory.
- Replace `file://` accesses with the `app://` protocol.
- Update `package.json` build scripts for platform-specific builds and refined output directory structure.
- Modify main and login window settings for improved compatibility across all platforms.
- Implement main and login windows for Electron.
- Integrate `electron-store` for secure token storage and management.
- Setup IPC handlers for authentication.
- Update dependencies to support Electron, including `vite`, `react-router-dom`, and plugins.
