chore: 初始化仓库基线（AGENTS.md、git 规范、敏感文件排除）

2026-08-10 22:30:53 +08:00
commit 84abf4454c
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+import type { ReactNode } from 'react';
+import { authService } from '../services/auth';
+
+interface HasPermissionProps {
+  /** 需要的权限码，如 device:control */
+  permission: string;
+  children: ReactNode;
+  /** 无权限时渲染的替代内容，默认不渲染 */
+  fallback?: ReactNode;
+}
+
+/**
+ * 按钮级权限控制组件
+ * 当当前用户拥有指定权限码时渲染 children，否则渲染 fallback
+ */
+export const HasPermission = ({ permission, children, fallback = null }: HasPermissionProps) => {
+  if (authService.hasPermission(permission)) {
+    return <>{children}</>;
+  }
+  return <>{fallback}</>;
+};
+
+export default HasPermission;