fix : issue with saving Tag

graphql/boot-graphql-querydsl/src/main/java/com/example/graphql/querydsl/entities/PostTag.java

@@ -1,15 +1,25 @@
 package com.example.graphql.querydsl.entities;
 
-import jakarta.persistence.*;
+import jakarta.persistence.Column;
+import jakarta.persistence.EmbeddedId;
+import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.ManyToOne;
+import jakarta.persistence.MapsId;
+import jakarta.persistence.Table;
 import java.time.LocalDateTime;
 import java.util.Objects;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 import lombok.Setter;
 
 @Entity(name = "PostTag")
 @Table(name = "post_tags")
 @Setter
 @Getter
+@NoArgsConstructor
+@AllArgsConstructor
 public class PostTag {
 
     @EmbeddedId