edu-analytics-ui/src/routes/SignOut.tsx

import { useRouter } from 'next/router'
import { auth } from '@/utils/firebase'
import { userStore } from '@/store'

const Signout = () => {
  const router = useRouter()
  const setUser = userStore(state => state.setUser)

  if (process.browser) {
    auth.signOut()
    router.push('/signin')
    setTimeout(() => setUser(null))
  }

  return (<></>)
}

export default Signout