Fixed notifications VAPID

templates/client_portal.html

@@ -359,7 +359,13 @@ renderCalendar();
             showStatus('{{ t.portal_notifications_unsupported }}', true);
             return;
         }
+        if (!'{{ vapid_public_key }}') {
+            toggle.disabled = true;
+            showStatus('{{ t.portal_notifications_error }}', true);
+            return;
+        }
         registration = await navigator.serviceWorker.register('/service-worker.js');
+        await registration.update();
         await navigator.serviceWorker.ready;
         subscription = await registration.pushManager.getSubscription();
         var expectedKey = decodeKey('{{ vapid_public_key }}');