Files

static/js/sw.js

@@ -0,0 +1,19 @@
+const CACHE_NAME = "minifb-v1";
+const urlsToCache = [
+  "/",
+  "/static/css/styles.css",
+  "/static/js/theme.js",
+  "/static/manifest.json"
+];
+
+self.addEventListener("install", event => {
+  event.waitUntil(
+    caches.open(CACHE_NAME).then(cache => cache.addAll(urlsToCache))
+  );
+});
+
+self.addEventListener("fetch", event => {
+  event.respondWith(
+    caches.match(event.request).then(response => response || fetch(event.request))
+  );
+});