added features and fixes

web/public/sw.js

@@ -1,6 +1,6 @@
 // ponytail: bump CACHE_NAME on each deploy, or stale HTML breaks assets.
 // Network-first for navigation (index.html) keeps hashed asset refs fresh.
-const CACHE_NAME = 'dumpster-v2';
+const CACHE_NAME = 'dumpster-v3';
 
 self.addEventListener('install', () => {
   self.skipWaiting();
@@ -22,6 +22,9 @@ self.addEventListener('fetch', (event) => {
   // Skip API + WS
   if (url.pathname.startsWith('/api/') || url.pathname.startsWith('/ws')) return;
 
+  // Skip cross-origin requests (e.g. Giphy, LiveKit)
+  if (url.origin !== self.location.origin) return;
+
   // Network-first for navigation requests (index.html) — always fetch fresh HTML
   // so hashed asset references stay current after deploys.
   if (event.request.mode === 'navigate') {