'use client' import { cn } from '@langgenius/dify-ui/cn' import { useSuspenseQuery } from '@tanstack/react-query' import useDocumentTitle from '@/hooks/use-document-title' import { systemFeaturesQueryOptions } from '@/service/system-features' import Header from './_header' export default function DeviceLayout({ children }: { children: React.ReactNode }) { const { data: systemFeatures } = useSuspenseQuery(systemFeaturesQueryOptions()) useDocumentTitle('') return (