@Configuration과 싱글톤package hello.core;import hello.core.Order.OrderService;import hello.core.Order.OrderServiceImpl;import hello.core.discount.DiscountPolicy;import hello.core.discount.FixDiscountPolicy;import hello.core.member.MemberRepository;import hello.core.member.MemberService;import hello.core.member.MembrServiceImpl;import hello.core.member.MemoryMemberRepository;import org.springframewo..
