const STORAGE_KEY = "beenvoice:time-clock:last-client"; export function getLastTimeClockClientId(): string | null { if (typeof window === "undefined") return null; return localStorage.getItem(STORAGE_KEY); } export function setLastTimeClockClientId(clientId: string): void { if (!clientId || typeof window === "undefined") return; localStorage.setItem(STORAGE_KEY, clientId); }