Player-Sync im Web: nur angenommene eigene Berichte zählen als letzter Stand, sw v60

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

static/js/podcasts-web.js

@@ -1090,9 +1090,12 @@
         sync.sending--;
         if (st) {
           if (done && sync.doneCmd === done) sync.doneCmd = null;
+          // Only a report the server took is our last change (an ignored one isn't).
+          if (st.device_id === DEVICE_ID) {
             sync.ownAt = st.server_time;
             store('sync_at', sync.ownAt);
           }
+        }
         heard(st);
         return st;
       });

static/js/sw.js

@@ -2,7 +2,7 @@
  * diora service worker — caches the app shell for offline use.
  */
 
-const CACHE = 'diora-v59';
+const CACHE = 'diora-v60';
 const SHELL = [
   '/static/css/app.css',
   '/static/js/app.js',