👔 회원 탈퇴 기능(in port)(#15)

api/src/main/java/hexagonal/api/member/application/port/in/DeleteMemberCommand.java

@@ -0,0 +1,15 @@
+package hexagonal.api.member.application.port.in;
+
+import lombok.Getter;
+
+@Getter
+public class DeleteMemberCommand {
+
+    private final Long id;
+
+    public DeleteMemberCommand(Long id) {
+        // 존재하는 ID 검사는 어디서 할까
+        this.id = id;
+    }
+
+}

api/src/main/java/hexagonal/api/member/application/port/in/DeleteMemberUseCase.java

@@ -0,0 +1,6 @@
+package hexagonal.api.member.application.port.in;
+
+public interface DeleteMemberUseCase {
+
+    Boolean deleteMember(DeleteMemberCommand command);
+}