fix site load

frontend/public/sw.js

@@ -1,9 +1,7 @@
-const CACHE_NAME = 'agency-cache-v1';
+const CACHE_NAME = 'agency-cache-v2';
 const ASSETS = [
     '/',
     '/index.html',
-    '/src/main.js',
-    '/src/style.css',
     '/manifest.json',
     '/icon-192.png',
     '/icon-512.png'
@@ -18,9 +16,21 @@ self.addEventListener('install', (event) => {
 });
 
 self.addEventListener('fetch', (event) => {
+    // Only intercept http/https requests
+    if (!event.request.url.startsWith('http')) return;
+
     event.respondWith(
         caches.match(event.request).then((response) => {
-            return response || fetch(event.request);
+            // Return cached response if found, otherwise fetch from network
+            return response || fetch(event.request).catch(error => {
+                // If network fetch fails and it's a navigation request, return index.html
+                if (event.request.mode === 'navigate') {
+                    return caches.match('/index.html');
+                }
+                // For assets, let the browser handle the failure normally
+                console.error('Fetch failed:', event.request.url, error);
+                throw error;
+            });
         })
     );
 });