Feat: Refactor jsonld & method to update document title and description (#4)

* Generates JSON ld structured metadata from a product & appends to head

* Updated IProduct & IVariation interface

* Added IProductResponse & IProductsResponse interfaces

* Fixed sitemap urls having to many protocols

* Implemented jsonld for product w/ variations

* Aligned Product responses between backend & frontend

* PageMeta for updating head meta values: title & description

Use on any page where we want to display a unique meta page title &
description

* Set document language to norwegian

* Linting

src/routes/warehouse/WarehouseProductList.svelte

@@ -34,17 +34,17 @@
 
         <td class="stock-column">{product?.sum_stock}</td>
 
-        <td class="date-column"
-          >{new Intl.DateTimeFormat('nb-NO', { dateStyle: 'short', timeStyle: 'short' }).format(
+        <td class="date-column">
+          {new Intl.DateTimeFormat('nb-NO', { dateStyle: 'short', timeStyle: 'short' }).format(
             new Date(product.created || 0)
-          )}</td
-        >
+          )}
+        </td>
 
-        <td class="date-column"
-          >{new Intl.DateTimeFormat('nb-NO', { dateStyle: 'short', timeStyle: 'short' }).format(
+        <td class="date-column">
+          {new Intl.DateTimeFormat('nb-NO', { dateStyle: 'short', timeStyle: 'short' }).format(
             new Date(product.updated || 0)
-          )}</td
-        >
+          )}
+        </td>
       </tr>
     {/each}
   </tbody>