[Fix] 1차 스프린트 ERD 수정

src/main/java/eatda/domain/article/Article.java

@@ -0,0 +1,46 @@
+package eatda.domain.article;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+import java.time.LocalDateTime;
+import lombok.AccessLevel;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Table(name = "article")
+@Entity
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+public class Article {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Column(nullable = false)
+    private String title;
+
+    @Column(nullable = false)
+    private String subtitle;
+
+    @Column(name = "article_url", nullable = false, length = 511)
+    private String articleUrl;
+
+    @Column(name = "image_key", nullable = false, length = 511)
+    private String imageKey;
+
+    @Column(name = "created_at", nullable = false)
+    private LocalDateTime createdAt;
+
+    public Article(String title, String subtitle, String articleUrl, String imageKey) {
+        this.title = title;
+        this.subtitle = subtitle;
+        this.articleUrl = articleUrl;
+        this.imageKey = imageKey;
+        this.createdAt = LocalDateTime.now();
+    }
+}

src/main/java/eatda/domain/member/Member.java

@@ -10,6 +10,7 @@
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import jakarta.persistence.Table;
+import java.time.LocalDateTime;
 import lombok.AccessLevel;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
@@ -41,12 +42,16 @@ public class Member {
     @Column(name = "opt_in_marketing")
     private Boolean optInMarketing;
 
+    @Column(name = "created_at", nullable = false)
+    private LocalDateTime createdAt;
+
     public Member(String socialId, String email, String nickname) {
         validateSocialId(socialId);
         validateEmail(email);
         this.socialId = socialId;
         this.email = email;
         this.nickname = nickname;
+        this.createdAt = LocalDateTime.now();
     }
 
     public Member(

src/main/java/eatda/domain/store/Cheer.java

@@ -0,0 +1,74 @@
+package eatda.domain.store;
+
+import eatda.domain.member.Member;
+import eatda.exception.BusinessErrorCode;
+import eatda.exception.BusinessException;
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+import jakarta.persistence.Table;
+import java.time.LocalDateTime;
+import lombok.AccessLevel;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Table(name = "cheer")
+@Entity
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+public class Cheer {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "member_id", nullable = false)
+    private Member member;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "store_id", nullable = false)
+    private Store store;
+
+    @Column(nullable = false, columnDefinition = "TEXT")
+    private String description;
+
+    @Column(name = "image_key", nullable = false, length = 511)
+    private String imageKey;
+
+    @Column(name = "is_admin", nullable = false)
+    private boolean isAdmin;
+
+    @Column(name = "created_at", nullable = false)
+    private LocalDateTime createdAt;
+
+    public Cheer(Long id, Member member, Store store, String description, String imageKey) {
+        validateDescription(description);
+        validateImageKey(imageKey);
+        this.id = id;
+        this.member = member;
+        this.store = store;
+        this.description = description;
+        this.imageKey = imageKey;
+
+        this.isAdmin = false;
+        this.createdAt = LocalDateTime.now();
+    }
+
+    private void validateDescription(String description) {
+        if (description == null || description.isBlank()) {
+            throw new BusinessException(BusinessErrorCode.INVALID_CHEER_DESCRIPTION);
+        }
+    }
+
+    private void validateImageKey(String imageKey) {
+        if (imageKey != null && imageKey.isBlank()) {
+            throw new BusinessException(BusinessErrorCode.INVALID_CHEER_IMAGE_KEY);
+        }
+    }
+}