fix: remove restricted fields from public listing query, fix service worker offline fallback, style description as card and remove redundant heading

service-worker.js

@@ -167,7 +167,7 @@ async function staleWhileRevalidate(request) {
             cache.put(request, response.clone());
         }
         return response;
-    }).catch(() => cached);
+    }).catch(() => cached || new Response('Offline', { status: 503 }));
     
     return cached || fetchPromise;
 }