refactor: imports and reorganize domain structure

- Updated import statements across multiple modules to use relative imports for better encapsulation.
- Consolidated and organized the `__init__.py` files in various domain packages to expose necessary classes and functions.
- Improved code readability and maintainability by grouping related imports and removing unused ones.
- Ensured consistent import patterns across the domain, enhancing the overall structure of the codebase.

domain/config/service.py

@@ -5,7 +5,7 @@ from typing import Any, Dict, Optional
 import httpx
 from dotenv import load_dotenv
 
-from domain.config.types import LatestVersionInfo, SystemStatus
+from .types import LatestVersionInfo, SystemStatus
 from models.database import Configuration, UserAccount
 
 load_dotenv(dotenv_path=".env")