feat: 添加请求参数验证中间件和设计令牌Hook

feat(validation): 为机房、机柜和设备路由添加Joi验证中间件

feat(hooks): 创建useDesignTokens Hook集中管理主题配置

feat(models): 为耗材模型添加乐观锁version字段和updatedAt索引

feat(3d): 增强3D场景和设备模型视觉效果与交互

refactor: 移除数据备份相关功能并优化代码结构

fix: 修复前端安全日志和密码加密工具

chore: 更新依赖并添加axios和joi库

docs: 更新注释和文档说明

style: 改进代码格式和命名一致性

backend/package.json

@@ -10,6 +10,7 @@
     "drop-indexes": "node create_indexes.js drop"
   },
   "dependencies": {
+    "axios": "^1.13.4",
     "bcryptjs": "^3.0.3",
     "cors": "^2.8.5",
     "csv-parser": "^3.2.0",
@@ -19,6 +20,7 @@
     "express": "^4.18.2",
     "express-fileupload": "^1.5.2",
     "iconv-lite": "^0.6.3",
+    "joi": "^18.0.2",
     "jsonwebtoken": "^9.0.3",
     "mysql2": "^3.16.0",
     "sequelize": "^6.32.1",