Show the products grocycode as a (hidden by default) column on /products (closes #1820)

views/products.blade.php

@@ -124,6 +124,7 @@
 					<th class="allow-grouping">{{ $__t('Quantity unit stock') }}</th>
 					<th class="">{{ $__t('Product group') }}</th>
 					<th class="@if(!GROCY_FEATURE_FLAG_STOCK_PRICE_TRACKING) d-none @endif allow-grouping">{{ $__t('Default store') }}</th>
+					<th class="">{{ $__t('grocycode') }}</th>
 
 					@include('components.userfields_thead', array(
 					'userfields' => $userfields
@@ -206,6 +207,10 @@
 						{{ $store->name }}
 						@endif
 					</td>
+					<td>
+						<img data-src="{{ $U('/product/' . $product->id . '/grocycode?size=25') }}"
+							class="lazy">
+					</td>
 
 					@include('components.userfields_tbody', array(
 					'userfields' => $userfields,