text: export default function generateUUID() {
    let d = new Date().getTime();
    if (window.performance && typeof window.performance.now === 'function') {
      d += performance.now(); // use high-precision timer if available
    }
    const uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, c => {
      const r = (d + Math.random() * 16) % 16 | 0;
      d = Math.floor(d / 16);
      return (c === 'x' ? r : (r & 0x3) | 0x8).toString(16);
    });
    return uuid;
  }
  