Entity 클래스 및 서비스 로직 개선

- kos-mock Entity 클래스 개선 (BillEntity, CustomerEntity, ProductEntity)
- user-service Entity 클래스 개선 (AuthUserEntity, AuthUserPermissionEntity)
- UserService 로직 개선
- kos-mock 데이터베이스 업데이트

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

kos-mock/src/main/java/com/phonebill/kosmock/entity/BillEntity.java

@@ -62,8 +62,9 @@ public class BillEntity {
     private String dueDate;
     
     @CreationTimestamp
-    @Column(name = "created_at", nullable = false)
+    @Column(name = "created_at", nullable = false, updatable = false)
-    private LocalDateTime createdAt;
+    @Builder.Default
+    private LocalDateTime createdAt = LocalDateTime.now();
 
     // 고객 정보와의 관계
     @ManyToOne(fetch = FetchType.LAZY)

kos-mock/src/main/java/com/phonebill/kosmock/entity/CustomerEntity.java

@@ -41,12 +41,14 @@ public class CustomerEntity {
     private LocalDateTime contractDate;
     
     @CreationTimestamp
-    @Column(name = "created_at", nullable = false)
+    @Column(name = "created_at", nullable = false, updatable = false)
-    private LocalDateTime createdAt;
+    @Builder.Default
+    private LocalDateTime createdAt = LocalDateTime.now();
 
     @UpdateTimestamp
     @Column(name = "updated_at", nullable = false)
-    private LocalDateTime updatedAt;
+    @Builder.Default
+    private LocalDateTime updatedAt = LocalDateTime.now();
     
     // 상품 엔티티와의 관계 설정 (조회 성능을 위해)
     @ManyToOne(fetch = FetchType.LAZY)

kos-mock/src/main/java/com/phonebill/kosmock/entity/ProductEntity.java

@@ -54,10 +54,12 @@ public class ProductEntity {
     private String description;
     
     @CreationTimestamp
-    @Column(name = "created_at", nullable = false)
+    @Column(name = "created_at", nullable = false, updatable = false)
-    private LocalDateTime createdAt;
+    @Builder.Default
+    private LocalDateTime createdAt = LocalDateTime.now();
 
     @UpdateTimestamp
     @Column(name = "updated_at", nullable = false)
-    private LocalDateTime updatedAt;
+    @Builder.Default
+    private LocalDateTime updatedAt = LocalDateTime.now();
 }

user-service/src/main/java/com/phonebill/user/entity/AuthUserEntity.java

@@ -21,6 +21,9 @@ public class AuthUserEntity extends BaseTimeEntity {
     @Column(name = "user_id", length = 50)
     private String userId;
     
+    @Column(name = "password", nullable = false, length = 255)
+    private String password;
+
     @Column(name = "password_hash", nullable = false, length = 255)
     private String passwordHash;
 
@@ -36,6 +39,14 @@ public class AuthUserEntity extends BaseTimeEntity {
     @Column(name = "user_name", length = 100)
     private String userName;
 
+    @Column(name = "enabled", nullable = false)
+    @Builder.Default
+    private Boolean enabled = true;
+
+    @Column(name = "locked", nullable = false)
+    @Builder.Default
+    private Boolean locked = false;
+
     @Enumerated(EnumType.STRING)
     @Column(name = "account_status", length = 20)
     @Builder.Default

user-service/src/main/java/com/phonebill/user/entity/AuthUserPermissionEntity.java

@@ -23,9 +23,15 @@ public class AuthUserPermissionEntity extends BaseTimeEntity {
     @Column(name = "user_id", nullable = false, length = 50)
     private String userId;
 
-    @Column(name = "permission_id", nullable = false)
+    @Column(name = "permission_id")
     private Long permissionId;
 
+    @Column(name = "permission_name", nullable = false, length = 50)
+    private String permissionName;
+
+    @Column(name = "description", length = 200)
+    private String description;
+
     @Column(name = "granted")
     @Builder.Default
     private Boolean granted = true;

user-service/src/main/java/com/phonebill/user/service/UserService.java

@@ -118,6 +118,8 @@ public class UserService {
             AuthUserPermissionEntity userPermission = AuthUserPermissionEntity.builder()
                     .userId(userId)
                     .permissionId(permission.getPermissionId())
+                    .permissionName(permission.getPermissionCode())
+                    .description(permission.getPermissionDescription())
                     .granted(true)
                     .grantedBy(grantedBy)
                     .build();
@@ -261,8 +263,11 @@ public class UserService {
                 .customerId(request.getCustomerId())
                 .lineNumber(request.getLineNumber())
                 .userName(request.getUserName())
+                .password(hashedPassword)
                 .passwordHash(hashedPassword)
                 .passwordSalt(salt)
+                .enabled(existingUser.getEnabled())
+                .locked(existingUser.getLocked())
                 .accountStatus(existingUser.getAccountStatus())
                 .failedLoginCount(existingUser.getFailedLoginCount())
                 .lastFailedLoginAt(existingUser.getLastFailedLoginAt())
@@ -331,8 +336,11 @@ public class UserService {
                 .customerId(request.getCustomerId())
                 .lineNumber(request.getLineNumber())
                 .userName(request.getUserName())
+                .password(hashedPassword)
                 .passwordHash(hashedPassword)
                 .passwordSalt(salt)
+                .enabled(true)
+                .locked(false)
                 .accountStatus(AuthUserEntity.AccountStatus.ACTIVE)
                 .failedLoginCount(0)
                 .build();