react-query/examples/react/nextjs-app-prefetching/app/providers.tsx

'use client'
import { QueryClientProvider } from '@tanstack/react-query'
import { ReactQueryDevtools } from '@tanstack/react-query-devtools'
import { getQueryClient } from '@/app/get-query-client'
import type * as React from 'react'

export default function Providers({ children }: { children: React.ReactNode }) {
  const queryClient = getQueryClient()

  return (
    <QueryClientProvider client={queryClient}>
      {children}
      <ReactQueryDevtools />
    </QueryClientProvider>
  )
}