export function nid(prefix = "id"): string {
  if (typeof crypto !== "undefined" && "randomUUID" in crypto) {
    return `${prefix}_${crypto.randomUUID().slice(0, 8)}`;
  }
  return `${prefix}_${Math.random().toString(36).slice(2, 10)}`;
}

export function nowIso(): string {
  return new Date().toISOString();
}