Describe the bug

After upgrading to the latest version of @tanstack/react-query, Node.js types appear to be leaking into browser/client-side TypeScript projects.

Your minimal, reproducible example

https://stackblitz.com/edit/vitejs-vite-mkibrcm9?file=src%2Fmain.tsx&view=editor

Steps to reproduce

import { QueryClient, QueryClientProvider } from '@tanstack/react-query'

const timer = setTimeout(() => {}, 0)
//    ^? NodeJS.Timeout

Expected behavior

const timer = setTimeout(() => {}, 0)
//    ^? number

How often does this bug happen?

Every time

Screenshots or Videos

No response

Platform

@tanstack/[email protected]

Tanstack Query adapter

react-query

TanStack Query version

5.91.0

TypeScript version

5.9.3

Additional context

No response