Update service-worker.js

service-worker.js

@@ -5,29 +5,41 @@ const urlsToCache = [
   "/script.js",
   "/logo/icon.png",
 ];
+
 self.addEventListener("install", function (event) {
   event.waitUntil(
     caches.open(CACHE_NAME).then(function (cache) {
-      return cache.addAll(urlsToCache);
+      return cache.addAll(urlsToCache).catch(function(error) {
+        console.error('Failed to cache some or all resources:', error);
+      });
     })
   );
 });
+
 self.addEventListener("fetch", function (event) {
   event.respondWith(
     caches.match(event.request).then(function (response) {
       if (response) {
         return response;
       }
+
       var fetchRequest = event.request.clone();
+
       return fetch(fetchRequest).then(function (response) {
         if (!response || response.status !== 200 || response.type !== "basic") {
           return response;
         }
+
         var responseToCache = response.clone();
+
         caches.open(CACHE_NAME).then(function (cache) {
           cache.put(event.request, responseToCache);
         });
+
         return response;
+      }).catch(function(error) {
+        console.error('Failed to fetch resource:', error);
+        throw error;
       });
     })
   );