added numbers to regex for products and categories route

packages/Webkul/Shop/src/Http/Controllers/ProductsCategoriesProxyController.php

@@ -62,7 +62,7 @@ class ProductsCategoriesProxyController extends Controller
     {
         $slug = rtrim($slug, '/ ');
 
-        if (preg_match('/^([a-z-]+\/?)+$/', $slug)) {
+        if (preg_match('/^([a-z0-9-]+\/?)+$/', $slug)) {
 
             if (DB::table(app(CategoryTranslation::class)->getTable())
                 ->where('url_path', '=', $slug)
@@ -84,9 +84,8 @@ class ProductsCategoriesProxyController extends Controller
 
                 return view($this->_config['product_view'], compact('product', 'customer'));
             }
-
-        } else {
-            throw new NotFoundHttpException();
         }
+
+        abort(404);
     }
 }

packages/Webkul/Shop/src/Http/routes.php

@@ -302,7 +302,7 @@ Route::group(['middleware' => ['web', 'locale', 'theme', 'currency']], function
             'product_view' => 'shop::products.view',
             'category_view' => 'shop::products.index'
         ])
-        ->where('slug', '^([a-z-]+\/?)+$')
+        ->where('slug', '^([a-z0-9-]+\/?)+$')
         ->name('shop.productOrCategory.index');
 
     Route::fallback('Webkul\Shop\Http\Controllers\HomeController@notFound');