feat: add models for physical files, policies, and user management

- Implement PhysicalFile model to manage physical file references and reference counting.
- Create Policy model with associated options and group links for storage policies.
- Introduce Redeem and Report models for handling redeem codes and reports.
- Add Settings model for site configuration and user settings management.
- Develop Share model for sharing objects with unique codes and associated metadata.
- Implement SourceLink model for managing download links associated with objects.
- Create StoragePack model for managing user storage packages.
- Add Tag model for user-defined tags with manual and automatic types.
- Implement Task model for managing background tasks with status tracking.
- Develop User model with comprehensive user management features including authentication.
- Introduce UserAuthn model for managing WebAuthn credentials.
- Create WebDAV model for managing WebDAV accounts associated with users.

sqlmodels/__init__.py

@@ -0,0 +1,105 @@
+from .user import (
+    BatchDeleteRequest,
+    LoginRequest,
+    RefreshTokenRequest,
+    RegisterRequest,
+    AccessTokenBase,
+    RefreshTokenBase,
+    TokenResponse,
+    User,
+    UserBase,
+    UserStorageResponse,
+    UserPublic,
+    UserResponse,
+    UserSettingResponse,
+    WebAuthnInfo,
+    # 管理员DTO
+    UserAdminUpdateRequest,
+    UserCalibrateResponse,
+    UserAdminDetailResponse,
+)
+from .user_authn import AuthnResponse, UserAuthn
+from .color import ThemeResponse
+
+from .download import (
+    Download,
+    DownloadAria2File,
+    DownloadAria2Info,
+    DownloadAria2InfoBase,
+    DownloadStatus,
+    DownloadType,
+)
+from .node import (
+    Aria2Configuration,
+    Aria2ConfigurationBase,
+    Node,
+    NodeStatus,
+    NodeType,
+)
+from .group import (
+    Group, GroupBase, GroupOptions, GroupOptionsBase, GroupAllOptionsBase, GroupResponse,
+    # 管理员DTO
+    GroupCreateRequest, GroupUpdateRequest, GroupDetailResponse, GroupListResponse,
+)
+from .object import (
+    CreateFileRequest,
+    CreateUploadSessionRequest,
+    DirectoryCreateRequest,
+    DirectoryResponse,
+    FileMetadata,
+    FileMetadataBase,
+    Object,
+    ObjectBase,
+    ObjectCopyRequest,
+    ObjectDeleteRequest,
+    ObjectMoveRequest,
+    ObjectPropertyDetailResponse,
+    ObjectPropertyResponse,
+    ObjectRenameRequest,
+    ObjectResponse,
+    ObjectType,
+    PolicyResponse,
+    UploadChunkResponse,
+    UploadSession,
+    UploadSessionBase,
+    UploadSessionResponse,
+    # 管理员DTO
+    AdminFileResponse,
+    AdminFileListResponse,
+    FileBanRequest,
+)
+from .physical_file import PhysicalFile, PhysicalFileBase
+from .uri import DiskNextURI, FileSystemNamespace
+from .order import Order, OrderStatus, OrderType
+from .policy import Policy, PolicyBase, PolicyOptions, PolicyOptionsBase, PolicyType, PolicySummary
+from .redeem import Redeem, RedeemType
+from .report import Report, ReportReason
+from .setting import (
+    Setting, SettingsType, SiteConfigResponse,
+    # 管理员DTO
+    SettingItem, SettingsListResponse, SettingsUpdateRequest, SettingsUpdateResponse,
+)
+from .share import Share, ShareBase, ShareCreateRequest, ShareResponse, AdminShareListItem
+from .source_link import SourceLink
+from .storage_pack import StoragePack
+from .tag import Tag, TagType
+from .task import Task, TaskProps, TaskPropsBase, TaskStatus, TaskType, TaskSummary
+from .webdav import WebDAV
+
+from .database_connection import DatabaseManager
+
+from .model_base import (
+    MCPBase,
+    MCPMethod,
+    MCPRequestBase,
+    MCPResponseBase,
+    ResponseBase,
+    # Admin Summary DTO
+    MetricsSummary,
+    LicenseInfo,
+    VersionInfo,
+    AdminSummaryResponse,
+)
+
+# mixin 中的通用分页模型
+from .mixin import ListResponse