fix: 修复系统模块TypeScript类型错误和组件功能问题

- 修复消息组件JSX.Element类型错误，改为React.ReactNode
- 完善审核历史页面类型定义和API接口调用
- 优化验证码组件，移除备用验证码逻辑避免无限循环
- 简化系统设置页面，仅保留基本设置和外观设置
- 修复用户管理页面编辑模态框数据加载和CRUD操作
- 移除废弃的作物推荐组件文件

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

crop-x-new/src/app/(app)/central-config/message/send/components/MessagePreviewDialog.tsx

@@ -11,10 +11,10 @@ interface MessagePreviewDialogProps {
   open: boolean;
   onOpenChange: (open: boolean) => void;
   record: MessageSendRecord | null;
-  getTypeIcon: (type: string) => JSX.Element;
+  getTypeIcon: (type: string) => React.ReactNode;
   getTypeLabel: (type: string) => string;
   getTypeBadge: (type: string) => string;
-  getStatusBadge: (status: string) => JSX.Element;
+  getStatusBadge: (status: string) => React.ReactNode;
 }
 
 export function MessagePreviewDialog({