User 기본 패키지 및 클래스 생성

admin/src/main/java/com/megamaker/admin/controller/UserController.java

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+package com.megamaker.admin.controller;
+
+import com.megamaker.admin.service.UserService;
+import org.springframework.stereotype.Controller;
+
+@Controller
+public class UserController {
+    private final UserService userService;
+}

admin/src/main/java/com/megamaker/admin/domain/BaseTimeDate.java

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+package com.megamaker.admin.domain;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.EntityListeners;
+import jakarta.persistence.MappedSuperclass;
+import lombok.Getter;
+import org.hibernate.annotations.CreationTimestamp;
+import org.springframework.data.jpa.domain.support.AuditingEntityListener;
+
+import java.time.LocalDateTime;
+
+@Getter
+@MappedSuperclass
+@EntityListeners(AuditingEntityListener.class)
+public abstract class BaseTimeDate {
+    @CreationTimestamp
+    @Column(name = "created_at")
+    private LocalDateTime createdAt;
+
+    @CreationTimestamp
+    @Column(name = "updated_at")
+    private LocalDateTime updatedAt;
+}

admin/src/main/java/com/megamaker/admin/repository/UserRepository.java

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+package com.megamaker.admin.repository;
+
+import com.megamaker.admin.domain.User;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface UserRepository extends JpaRepository<User, Long> {
+}

admin/src/main/java/com/megamaker/admin/service/UserService.java

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+package com.megamaker.admin.service;
+
+import org.springframework.stereotype.Service;
+
+@Service
+
+public class UserService {
+    private
+}