fixes

src/services/product.js

@@ -55,7 +55,7 @@ class ProductService {
     async getByLocalId(groupId, localId) {
         let result = (await db.query("SELECT * FROM products WHERE group_id = $1 AND local_id = $2", [groupId, localId]));
         if (result.rowCount == 0) throw new customError(`getByLocalId product not found`, responseCodes.responses.products.not_found);
-        return responseCodes.rows[0];
+        return result.rows[0];
     }
 };