Service worker application shell

sw.js

importScripts('https://unpkg.com/workbox-sw@2.0.3/build/importScripts/workbox-sw.prod.v2.0.3.js');

const fileManifest = [
   {
    "url": "manifest.json",
    "revision": "df8c1f88f48f4af912acb1e6a8053bfe"
   },
   {
    "url": "cloudinary.png",
    "revision": "df8c1f88f48f4af912acb1e6a8053bfe"
   },
   {
    "url": "cloudinary_logo.png",
    "revision": "df8c1f88f48f4af912acb1e6a8053bfe"
  },
  {
    "url": "_app.component.ts",
    "revision": "df8c1f88f48f4af912acb1e6a8053bfe"
  },
  {
    "url": "_main.ts",
    "revision": "df8c1f88f48f4af912acb1e6a8053bfe"
  },
  {
    "url": "index.html",
    "revision": "df8c1f88f48f4af912acb1e6a8053bfe"
  },
  {
    "url": "sw.js",
    "revision": "df8c1f88f48f4af912acb1e6a8053bfe"
  },
  {
    "url": "systemjs.config.js",
    "revision": "df8c1f88f48f4af912acb1e6a8053bfe"
  }
];

const workboxSW = new self.WorkboxSW();

workboxSW.precache(fileManifest);
workboxSW.router.registerNavigationRoute("/index.html");