// 注册 Service worker
const registerServiceWorker = async () => {
  if ('serviceWorker' in window.navigator) {
    try {
      const registration = await navigator.serviceWorker.register('/ran/sw.js', {
        scope: '/ran/',
      });
      if (registration.installing) {
        console.log('installing Service worker');
      } else if (registration.waiting) {
        console.log('Service worker installed');
      } else if (registration.active) {
        console.log('Service worker active');
      }
    } catch (error) {
      console.error('service worker register error:', error);
    }
  }
};

registerServiceWorker();