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/plugins/__init__.py

@@ -4,9 +4,9 @@ Foxel 插件系统
 提供 .foxpkg 插件包的安装、管理和运行时加载功能。
 """
 
-from domain.plugins.loader import PluginLoader, PluginLoadError
-from domain.plugins.service import PluginService
-from domain.plugins.startup import init_plugins, load_installed_plugins
+from .loader import PluginLoadError, PluginLoader
+from .service import PluginService
+from .startup import init_plugins, load_installed_plugins
 
 __all__ = [
     "PluginLoader",

domain/plugins/api.py

@@ -8,8 +8,8 @@ from fastapi import APIRouter, File, Request, UploadFile
 from fastapi.responses import FileResponse
 
 from domain.audit import AuditAction, audit
-from domain.plugins.service import PluginService
-from domain.plugins.types import (
+from .service import PluginService
+from .types import (
     PluginInstallResult,
     PluginOut,
 )

domain/plugins/loader.py

@@ -20,7 +20,7 @@ from typing import Any, Dict, List, Optional, Tuple
 
 from fastapi import APIRouter
 
-from domain.plugins.types import (
+from .types import (
     ManifestProcessorConfig,
     ManifestRouteConfig,
     PluginManifest,
@@ -344,7 +344,7 @@ class PluginLoader:
             supported_exts = getattr(module, "SUPPORTED_EXTS", [])
 
             # 注册到处理器注册表
-            from domain.processors.registry import CONFIG_SCHEMAS, TYPE_MAP
+            from domain.processors import CONFIG_SCHEMAS, TYPE_MAP
 
             processor_type = processor_config.type
             TYPE_MAP[processor_type] = factory
@@ -401,7 +401,7 @@ class PluginLoader:
         """
         # 卸载处理器
         if manifest and manifest.backend and manifest.backend.processors:
-            from domain.processors.registry import CONFIG_SCHEMAS, TYPE_MAP
+            from domain.processors import CONFIG_SCHEMAS, TYPE_MAP
 
             for proc_config in manifest.backend.processors:
                 proc_type = proc_config.type

domain/plugins/service.py

@@ -12,8 +12,8 @@ from typing import List, Optional, Union
 
 from fastapi import HTTPException
 
-from domain.plugins.loader import PluginLoadError, PluginLoader
-from domain.plugins.types import (
+from .loader import PluginLoadError, PluginLoader
+from .types import (
     PluginInstallResult,
     PluginManifest,
     PluginOut,

domain/plugins/startup.py

@@ -7,8 +7,8 @@
 import logging
 from typing import TYPE_CHECKING, List, Tuple
 
-from domain.plugins.loader import PluginLoadError, PluginLoader
-from domain.plugins.types import PluginManifest
+from .loader import PluginLoadError, PluginLoader
+from .types import PluginManifest
 
 if TYPE_CHECKING:
     from fastapi import FastAPI
@@ -113,4 +113,3 @@ async def init_plugins(app: "FastAPI") -> None:
             logger.warning(f"  - {error}")
     else:
         logger.info(f"插件加载完成，共 {loaded_count} 个插件")
-