https://www.ua-coins.info/js/service-worker.js?v=4

1const CACHE_NAME = 'ua-coins-cache-v4';
2const urlsToCache = [
3    '/css/bootstrap-5.3.8.min.css',
4    '/css/index.css',
5    '/css/profile.css',
6    '/js/jquery-3.7.1.min.js',
7    '/js/bootstrap.bundle-5.3.8.min.js',
8    '/js/script.js',
9];
10
11self.addEventListener('install', function(event) {
12    event.waitUntil(
13        caches.open(CACHE_NAME)
14            .then(function(cache) {
15                return cache.addAll(urlsToCache);
16            })
17    );
18    self.skipWaiting();
19});
20
21self.addEventListener('activate', function(event) {
22    event.waitUntil(
23        caches.keys().then(function(cacheNames) {
24            return Promise.all(cacheNames.map(function(cacheName) {
25                if (cacheName !== CACHE_NAME) {
26                    return caches.delete(cacheName);
27                }
28                return Promise.resolve();
29            }));
30        }).then(function() {
31            return self.clients.claim();
32        })
33    );
34});
35
36self.addEventListener('fetch', function(event) {
37    var url = new URL(event.request.url);
38
39    if (url.origin === self.location.origin && (url.pathname.endsWith('.js') || url.pathname.endsWith('.css'))) {
40        event.respondWith(
41            fetch(event.request)
42                .then(function(response) {
43                    var responseClone = response.clone();
44                    caches.open(CACHE_NAME).then(function(cache) {
45                        cache.put(event.request, responseClone);
46                    });
47                    return response;
48                })
49                .catch(function() {
50                    return caches.match(event.request);
51                })
52        );
53        return;
54    }
55});