text: import toolbox from "sw-toolbox";
  
  const VERSION = 1;
  
  toolbox.options.cache.name = "Babel-Time-Travel-" + VERSION;
  toolbox.options.cache.maxEntries = 10;
  
  // delete items older than a day
  toolbox.options.cache.maxAgeSeconds = 60 * 60 * 24;
  
  toolbox.router.get("/(.*)", toolbox.cacheFirst, {
    origin: "https://unpkg.com/"
  });
  toolbox.router.get("/(.*)", toolbox.cacheFirst, {
    origin: "https://cdnjs.cloudflare.com/"
  });
  
  toolbox.router.get("/*.js", toolbox.fastest);
  toolbox.router.get("/*.css", toolbox.fastest);
  toolbox.router.get("/", toolbox.networkFirst);
  
  toolbox.router.default = toolbox.networkOnly;
  