Create notification for cart

src/routes/shop/__layout.svelte

@@ -7,6 +7,7 @@
     import CartButton from '$components/atoms/CartButton.svelte'
     import PosterLayout from '$components/layouts/PosterLayout.svelte'
     import Poster from '$components/molecules/Poster.svelte'
+    import NotificationCart from '$components/molecules/NotificationCart.svelte'
     import EmailForm from '$components/molecules/EmailForm.svelte'
     import Cart from '$components/organisms/Cart.svelte'
 
@@ -79,6 +80,9 @@
         </dl>
 
         <CartButton />
+        <div class="notifications">
+            <NotificationCart />
+        </div>
     </nav>
 
     <section class="shop-page__about grid">