fix: исправлена ошибка кэширования в Service Worker

static/sw.js

@@ -0,0 +1,61 @@
+const CACHE_NAME = 'salvagedb-v1';
+const urlsToCache = [
+  '/',
+  '/static/styles.css',
+  '/static/slogo.png',
+  '/static/manifest.json',
+  '/static/icons/icon-72x72.png',
+  '/static/icons/icon-96x96.png',
+  '/static/icons/icon-128x128.png',
+  '/static/icons/icon-144x144.png',
+  '/static/icons/icon-152x152.png',
+  '/static/icons/icon-192x192.png',
+  '/static/icons/icon-384x384.png',
+  '/static/icons/icon-512x512.png',
+  'https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css',
+  'https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js',
+  'https://www.google.com/recaptcha/api.js'
+];
+
+self.addEventListener('install', event => {
+  event.waitUntil(
+    caches.open(CACHE_NAME)
+      .then(cache => {
+        console.log('Opened cache');
+        return cache.addAll(urlsToCache);
+      })
+      .catch(error => {
+        console.error('Cache failed:', error);
+      })
+  );
+});
+
+self.addEventListener('fetch', event => {
+  event.respondWith(
+    caches.match(event.request)
+      .then(response => {
+        if (response) {
+          return response;
+        }
+        return fetch(event.request)
+          .then(response => {
+            if (!response || response.status !== 200 || response.type !== 'basic') {
+              return response;
+            }
+            const responseToCache = response.clone();
+            caches.open(CACHE_NAME)
+              .then(cache => {
+                cache.put(event.request, responseToCache);
+              });
+            return response;
+          })
+          .catch(error => {
+            console.error('Fetch failed:', error);
+            return new Response('Network error happened', {
+              status: 408,
+              headers: { 'Content-Type': 'text/plain' },
+            });
+          });
+      })
+  );
+});