feat: Added favicon and PWA

static/service-worker.js

@@ -0,0 +1,15 @@
+self.addEventListener('install', function(event) {
+  self.skipWaiting();
+});
+
+self.addEventListener('activate', function(event) {
+  event.waitUntil(self.clients.claim());
+});
+
+self.addEventListener('fetch', function(event) {
+  event.respondWith(
+    caches.match(event.request).then(function(response) {
+      return response || fetch(event.request);
+    })
+  );
+});