seo improvement and updated notifs

public/sw.js

@@ -18,6 +18,21 @@ self.addEventListener('activate', (e) => {
   self.clients.claim()
 })
 
+self.addEventListener('notificationclick', (e) => {
+  e.notification.close()
+  e.waitUntil(
+    self.clients.matchAll({ type: 'window', includeUncontrolled: true }).then((clients) => {
+      if (clients.length > 0) {
+        const client = clients[0]
+        client.focus()
+        client.navigate('/')
+      } else {
+        self.clients.openWindow('/')
+      }
+    })
+  )
+})
+
 self.addEventListener('fetch', (e) => {
   // Only cache GET requests for same-origin non-API resources
   if (