Added service worker js and push.js

public/js/push.js

@@ -0,0 +1,43 @@
+async function registerPush() {
+    try {
+        console.log("Registering for push notifications");
+
+        if (!('serviceWorker' in navigator)) {
+            console.error("ServiceWorker not supported");
+            return;
+        }
+
+        const permission = await Notification.requestPermission();
+        console.log("Permission:", permission);
+
+        if (permission !== 'granted') {
+            console.warn("Notification permission denied");
+            return;
+        }
+
+        const registration = await navigator.serviceWorker.register('/sw.js');
+        console.log("SW registered:", registration);
+
+        const subscription = await registration.pushManager.subscribe({
+            userVisibleOnly: true,
+            applicationServerKey: vapidKey
+        });
+
+        console.log("Subscription created:", subscription);
+
+        const res = await fetch('/push/subscribe', {
+            method: 'POST',
+            headers: {
+                'Content-Type': 'application/json',
+                'X-CSRF-TOKEN': csrfToken
+            },
+            body: JSON.stringify(subscription)
+        });
+
+        console.log("Server response:", await res.text());
+
+        alert("Push enabled ✅");
+    } catch (e) {
+        console.error("Push registration failed ❌", e);
+    }
+}

public/service-worker.js

@@ -0,0 +1,10 @@
+self.addEventListener('push', function (event) {
+    const data = event.data.json();
+    event.waitUntil(
+        self.registration.showNotification(data.title, {
+            body: data.body,
+            icon: data.icon,
+            data: data.data
+        })
+    );
+});