lots of changes leave me alone its better now

synculous-client/public/sw.js

@@ -28,3 +28,48 @@ self.addEventListener('fetch', (event) => {
       .catch(() => caches.match(event.request))
   );
 });
+
+// ── Web Push Notifications ──────────────────────────────────
+
+self.addEventListener('push', (event) => {
+  let data = { title: 'Synculous', body: 'You have a notification' };
+  if (event.data) {
+    try {
+      data = event.data.json();
+    } catch {
+      data.body = event.data.text();
+    }
+  }
+
+  event.waitUntil(
+    self.registration.showNotification(data.title || 'Synculous', {
+      body: data.body,
+      icon: '/icon-192.png',
+      badge: '/icon-192.png',
+      data: { url: '/dashboard/medications' },
+      actions: [
+        { action: 'open', title: 'Open' },
+        { action: 'dismiss', title: 'Dismiss' },
+      ],
+    })
+  );
+});
+
+self.addEventListener('notificationclick', (event) => {
+  event.notification.close();
+
+  if (event.action === 'dismiss') return;
+
+  const url = event.notification.data?.url || '/dashboard/medications';
+
+  event.waitUntil(
+    self.clients.matchAll({ type: 'window', includeUncontrolled: true }).then((clients) => {
+      for (const client of clients) {
+        if (client.url.includes('/dashboard') && 'focus' in client) {
+          return client.focus();
+        }
+      }
+      return self.clients.openWindow(url);
+    })
+  );
+});