인증과 관련된 객체를 커스텀한 AuthUser 객체가 있고,public record AuthUser( Long userId, String name, Long userGroupId, UserType userType) implements Serializable { AuthUser(User user) { this( user.getUserId(), user.getName(), user.getRoleGroup() == null ? null : user.getRoleGroup().getRoleGroupId(), user.getUserType() user.getUsername()); } public boolean ..