Added service worker js

public/service-worker.js

@@ -4,19 +4,13 @@ self.addEventListener('push', function (event) {
     let payload = {};
 
     if (event.data) {
-        try {
-            payload = event.data.json();
-        } catch (e) {
-            payload = { body: event.data.text() };
-        }
+        payload = event.data.json();
     }
 
-    const title = payload.title || 'Notification';
-
+    const title = payload.title || 'New Notification';
     const options = {
         body: payload.body || '',
         icon: payload.icon || '/pwa-192x192.png',
-        badge: payload.icon || '/pwa-192x192.png',
         data: payload.data || {},
     };
 
@@ -24,14 +18,3 @@ self.addEventListener('push', function (event) {
         self.registration.showNotification(title, options)
     );
 });
-
-self.addEventListener('notificationclick', function (event) {
-    event.notification.close();
-
-    const url = event.notification.data?.url || '/admin';
-
-    event.waitUntil(
-        clients.openWindow(url)
-    );
-});
-