배송 엔티티

@Entity
@Getter @Setter
public class Delivery {

    @Id
    @GeneratedValue
    @Column(name = "delivery_id")
    private Long id;

    @OneToOne(mappedBy = "delivery", fetch = FetchType.LAZY)
    private Order order;

    @Embedded
    private Address address;

    @Enumerated(EnumType.STRING)
    private DeliveryStatus status; // READY(준비), COMP(배송)
}

public enum DeliveryStatus {
    READY, COMP
}