/// <summary> /// Присвоить роли пользователям /// </summary> public static async Task AssignRoles(UserManager <IdentityUser> userManager, IResultCollection <BoutiqueUser> defaultUsersResult) => await defaultUsersResult. ResultCollectionOkAsync(defaultUsers => FindUsersInManager(userManager, defaultUsers)). ResultCollectionOkBindAsync(usersToAdd => AddUsersToManager(userManager, usersToAdd));