feat: 完成后端-管理后台集成及部署配置

🚀 主要功能:
- 完善后端API服务层，实现完整的CRUD操作
- 开发管理后台所有核心页面 (仪表板、照片、分类、标签、用户、设置)
- 完成前后端完全集成，所有API接口正常对接
- 配置完整的CI/CD流水线，支持自动化部署

🎯 后端完善:
- 实现PhotoService, CategoryService, TagService, UserService
- 添加完整的API处理器和路由配置
- 支持Docker容器化部署
- 添加数据库迁移和健康检查

🎨 管理后台完成:
- 仪表板: 实时统计数据展示
- 照片管理: 完整的CRUD操作，支持批量处理
- 分类管理: 树形结构展示和管理
- 标签管理: 颜色标签和统计信息
- 用户管理: 角色权限控制
- 系统设置: 多标签配置界面
- 添加pre-commit代码质量检查

🔧 部署配置:
- Docker Compose完整配置
- 后端CI/CD流水线 (Docker部署)
- 管理后台CI/CD流水线 (静态文件部署)
- 前端CI/CD流水线优化
- 自动化脚本: 部署、备份、监控
- 完整的部署文档和运维指南

✅ 集成完成:
- 所有API接口正常连接
- 认证系统完整集成
- 数据获取和状态管理
- 错误处理和用户反馈
- 响应式设计优化

admin/src/services/settingsService.ts

@@ -0,0 +1,240 @@
+import api from './api'
+
+interface SystemSettings {
+  site: {
+    title: string
+    description: string
+    keywords: string
+    favicon?: string
+    logo?: string
+    copyright: string
+    contactEmail: string
+  }
+  upload: {
+    maxFileSize: number
+    allowedTypes: string[]
+    compressionQuality: number
+    watermarkEnabled: boolean
+    watermarkText: string
+    watermarkPosition: string
+  }
+  security: {
+    jwtSecret: string
+    jwtExpiration: number
+    enableTwoFactor: boolean
+    enableAuditLog: boolean
+    maxLoginAttempts: number
+    lockoutDuration: number
+  }
+  performance: {
+    cacheEnabled: boolean
+    cacheExpiration: number
+    imageCacheSize: number
+    enableCompression: boolean
+    maxConcurrentUploads: number
+  }
+  notifications: {
+    emailEnabled: boolean
+    emailHost: string
+    emailPort: number
+    emailUser: string
+    emailPassword: string
+    enableUserNotifications: boolean
+    enableSystemAlerts: boolean
+  }
+  backup: {
+    autoBackupEnabled: boolean
+    backupInterval: number
+    maxBackupFiles: number
+    backupLocation: string
+  }
+}
+
+interface SystemStatus {
+  server: {
+    status: 'online' | 'offline'
+    uptime: string
+    version: string
+    lastRestart: string
+  }
+  database: {
+    status: 'connected' | 'disconnected' | 'error'
+    version: string
+    size: string
+    lastBackup: string
+  }
+  storage: {
+    total: string
+    used: string
+    free: string
+    usage: number
+  }
+  performance: {
+    cpu: number
+    memory: number
+    activeConnections: number
+    responseTime: number
+  }
+}
+
+interface SystemOperation {
+  operation: string
+}
+
+export const settingsService = {
+  // 获取系统设置
+  getSettings: async (): Promise<SystemSettings> => {
+    const response = await api.get('/settings')
+    return response.data
+  },
+
+  // 更新系统设置
+  updateSettings: async (settings: Partial<SystemSettings>): Promise<SystemSettings> => {
+    const response = await api.put('/settings', settings)
+    return response.data
+  },
+
+  // 获取系统状态
+  getSystemStatus: async (): Promise<SystemStatus> => {
+    const response = await api.get('/system/status')
+    return response.data
+  },
+
+  // 执行系统操作
+  performSystemOperation: async (operation: SystemOperation): Promise<any> => {
+    const response = await api.post('/system/operation', operation)
+    return response.data
+  },
+
+  // 获取配置项
+  getConfig: async (key: string): Promise<any> => {
+    const response = await api.get(`/settings/config/${key}`)
+    return response.data
+  },
+
+  // 更新配置项
+  updateConfig: async (key: string, value: any): Promise<void> => {
+    await api.put(`/settings/config/${key}`, { value })
+  },
+
+  // 重置配置
+  resetConfig: async (section?: string): Promise<void> => {
+    await api.post('/settings/reset', { section })
+  },
+
+  // 导出配置
+  exportConfig: async (): Promise<Blob> => {
+    const response = await api.get('/settings/export', { responseType: 'blob' })
+    return response.data
+  },
+
+  // 导入配置
+  importConfig: async (file: File): Promise<void> => {
+    const formData = new FormData()
+    formData.append('config', file)
+    await api.post('/settings/import', formData, {
+      headers: { 'Content-Type': 'multipart/form-data' }
+    })
+  },
+
+  // 获取系统日志
+  getSystemLogs: async (params: { level?: string; limit?: number; offset?: number }): Promise<any[]> => {
+    const response = await api.get('/system/logs', { params })
+    return response.data
+  },
+
+  // 清理系统日志
+  clearSystemLogs: async (): Promise<void> => {
+    await api.delete('/system/logs')
+  },
+
+  // 获取系统健康检查
+  getHealthCheck: async (): Promise<any> => {
+    const response = await api.get('/system/health')
+    return response.data
+  },
+
+  // 获取系统信息
+  getSystemInfo: async (): Promise<any> => {
+    const response = await api.get('/system/info')
+    return response.data
+  },
+
+  // 获取备份列表
+  getBackups: async (): Promise<any[]> => {
+    const response = await api.get('/system/backups')
+    return response.data
+  },
+
+  // 创建备份
+  createBackup: async (): Promise<any> => {
+    const response = await api.post('/system/backups')
+    return response.data
+  },
+
+  // 删除备份
+  deleteBackup: async (id: string): Promise<void> => {
+    await api.delete(`/system/backups/${id}`)
+  },
+
+  // 恢复备份
+  restoreBackup: async (id: string): Promise<void> => {
+    await api.post(`/system/backups/${id}/restore`)
+  },
+
+  // 下载备份
+  downloadBackup: async (id: string): Promise<Blob> => {
+    const response = await api.get(`/system/backups/${id}/download`, { responseType: 'blob' })
+    return response.data
+  },
+
+  // 获取缓存统计
+  getCacheStats: async (): Promise<any> => {
+    const response = await api.get('/system/cache/stats')
+    return response.data
+  },
+
+  // 清理缓存
+  clearCache: async (type?: string): Promise<void> => {
+    await api.delete('/system/cache', { params: { type } })
+  },
+
+  // 获取存储统计
+  getStorageStats: async (): Promise<any> => {
+    const response = await api.get('/system/storage/stats')
+    return response.data
+  },
+
+  // 清理存储
+  cleanStorage: async (type?: string): Promise<void> => {
+    await api.delete('/system/storage/cleanup', { params: { type } })
+  },
+
+  // 获取任务列表
+  getTasks: async (): Promise<any[]> => {
+    const response = await api.get('/system/tasks')
+    return response.data
+  },
+
+  // 创建任务
+  createTask: async (task: any): Promise<any> => {
+    const response = await api.post('/system/tasks', task)
+    return response.data
+  },
+
+  // 删除任务
+  deleteTask: async (id: string): Promise<void> => {
+    await api.delete(`/system/tasks/${id}`)
+  },
+
+  // 执行任务
+  executeTask: async (id: string): Promise<void> => {
+    await api.post(`/system/tasks/${id}/execute`)
+  },
+
+  // 获取任务日志
+  getTaskLogs: async (id: string): Promise<any[]> => {
+    const response = await api.get(`/system/tasks/${id}/logs`)
+    return response.data
+  }
+}