edit scanned response

src/main/java/com/safeqr/app/qrcode/entity/QRCode.java

@@ -1,30 +1,38 @@
 
 package com.safeqr.app.qrcode.entity;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
+import lombok.NoArgsConstructor;
 import org.hibernate.annotations.GenericGenerator;
 
+import java.time.LocalDateTime;
 import java.util.UUID;
 
 @Entity
 @Table(name = "qr_code", schema = "safeqr")
 @Data
 @Builder
+@AllArgsConstructor
+@NoArgsConstructor
 public class QRCode {
 
     @Id
+    @JsonIgnore
     @GeneratedValue(generator = "UUID")
     @GenericGenerator(name = "UUID", strategy = "org.hibernate.id.UUIDGenerator")
     @Column(updatable = false, nullable = false)
     private UUID id;
 
+    @JsonIgnore
     @Column(name = "qr_code_type_id", nullable = false)
     private Long qrCodeTypeId;
     private String userId;
     private String contents;
 
     @Column(name = "created_at", insertable = false, updatable = false)
-    private String createdAt;
+    private LocalDateTime createdAt;
 }

src/main/java/com/safeqr/app/qrcode/entity/QRCodeType.java

@@ -1,6 +1,7 @@
 
 package com.safeqr.app.qrcode.entity;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import jakarta.persistence.*;
 import lombok.Data;
 
@@ -10,10 +11,15 @@ import lombok.Data;
 public class QRCodeType {
 
     @Id
+    @JsonIgnore
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long id;
     private String type;
     private String description;
+
+    @JsonIgnore
     private String prefix;
+
+    @JsonIgnore
     private String tableName;
 }