Register image beast

service-worker-beast.js

(global => {
  'use strict';
  
  importScripts('./imagebeast.min.js');
  optimize({ useWebp: false, useXr: true, useSaveData: true, useCache: true });

  // Ensure that our service worker takes control of the page as soon as possible.
  global.addEventListener('install', event => event.waitUntil(global.skipWaiting()));
  global.addEventListener('activate', event => event.waitUntil(global.clients.claim()));
})(self);