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/offline_downloads/__init__.py

@@ -0,0 +1,7 @@
+from .service import OfflineDownloadService
+from .types import OfflineDownloadCreate
+
+__all__ = [
+    "OfflineDownloadService",
+    "OfflineDownloadCreate",
+]

domain/offline_downloads/api.py

@@ -4,10 +4,9 @@ from fastapi import APIRouter, Depends, Request
 
 from api.response import success
 from domain.audit import AuditAction, audit
-from domain.auth.service import get_current_active_user
-from domain.auth.types import User
-from domain.offline_downloads.service import OfflineDownloadService
-from domain.offline_downloads.types import OfflineDownloadCreate
+from domain.auth import User, get_current_active_user
+from .service import OfflineDownloadService
+from .types import OfflineDownloadCreate
 
 CurrentUser = Annotated[User, Depends(get_current_active_user)]
 

domain/offline_downloads/service.py

@@ -7,11 +7,10 @@ import aiofiles
 import aiohttp
 from fastapi import Depends, HTTPException
 
-from domain.auth.service import get_current_active_user
-from domain.auth.types import User
-from domain.offline_downloads.types import OfflineDownloadCreate
-from domain.virtual_fs.service import VirtualFSService
-from domain.tasks.task_queue import Task, TaskProgress, task_queue_service
+from domain.auth import User, get_current_active_user
+from domain.tasks import Task, TaskProgress, task_queue_service
+from domain.virtual_fs import VirtualFSService
+from .types import OfflineDownloadCreate
 
 
 class OfflineDownloadService: