"use client" import { useEffect, useState } from "react" /** * Returns true once Zustand stores have rehydrated from localStorage. * Use to guard rendering that depends on persisted state so SSR doesn't * flash stale defaults before the real persisted data arrives. */ export function useStoreHydrated(): boolean { const [hydrated, setHydrated] = useState(false) useEffect(() => { setHydrated(true) }, []) return hydrated }