feat: 完善数据库备份管理与版本读取 (#6450)

app/schemas/exports.py

@@ -81,6 +81,8 @@ SCHEMA_EXPORTS = {
     'DashboardMemoryInfo': ('app.schemas.dashboard', 'DashboardMemoryInfo'),
     'DashboardSystemInfo': ('app.schemas.dashboard', 'DashboardSystemInfo'),
     'DataT': ('app.schemas.response', 'DataT'),
+    'DatabaseBackupArtifactData': ('app.schemas.system', 'DatabaseBackupArtifactData'),
+    'DatabaseBackupVerificationData': ('app.schemas.system', 'DatabaseBackupVerificationData'),
     'Dict': ('app.schemas.mcp', 'Dict'),
     'DiscoverMediaSource': ('app.schemas.event', 'DiscoverMediaSource'),
     'DiscoverSourceEventData': ('app.schemas.event', 'DiscoverSourceEventData'),

app/schemas/system.py

@@ -1,4 +1,5 @@
 from dataclasses import dataclass
+from datetime import datetime as _DateTime
 from typing import Optional, Any, Literal
 
 from pydantic import BaseModel, Field, field_validator
@@ -216,6 +217,22 @@ class SystemModuleListData(BaseModel):
     modules: list[SystemModuleInfo] = Field(default_factory=list)
 
 
+class DatabaseBackupArtifactData(BaseModel):  # type: ignore[misc]
+    """Web 管理端可见的受管数据库备份摘要。"""
+
+    name: str  # 受管文件名，不包含宿主目录
+    db_type: str  # 创建制品的数据库类型
+    created_at: _DateTime  # 从受管文件名解析出的创建时间
+    size: int  # 备份文件字节数
+
+
+class DatabaseBackupVerificationData(BaseModel):  # type: ignore[misc]
+    """受管数据库备份的脱敏校验结果。"""
+
+    valid: bool  # 是否通过当前数据库类型的内容校验
+    method: str  # SQLite integrity_check 或 PostgreSQL 归档目录校验
+
+
 class TransferDirectoryConf(BaseModel):
     """
     文件整理目录配置