update for 0.22

src/service-worker.js

@@ -1,9 +1,9 @@
-import { timestamp, assets, shell, routes } from './manifest/service-worker.js';
+import { timestamp, files, shell, routes } from '../__sapper__/service-worker.js';
 
 const ASSETS = `cache${timestamp}`;
 
 // `shell` is an array of all the files generated by webpack,
-// `assets` is an array of everything in the `assets` directory
+// `files` is an array of everything in the `static` directory
 const to_cache = shell.concat(assets);
 const cached = new Set(to_cache);