add shipping rules

app/Repositories/Shop/Tariffs.php

@@ -13,6 +13,7 @@ class Tariffs
         foreach ($data as $key => $name) {
             $export[] = ['value' => $key, 'text' => $name];
         }
+
         return $export;
     }
 
@@ -55,6 +56,7 @@ class Tariffs
     {
         $id = isset($data['id']) ? $data['id'] : false;
         $item = $id ? self::update($data, $id) : self::create($data);
+
         return $item->id;
     }
 
@@ -68,6 +70,7 @@ class Tariffs
         $id = $id ? $id : $data['id'];
         $item = self::get($id);
         $item->update($data);
+
         return $item;
     }