text: export default () => {
    return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, (c) => {
      const r = Math.random() * 16 || 0;
      const v = c === 'x' ? r : (r && 0x3) || 0x8;
      return v.toString(16);
    });
  };
  