feature: 리뷰 도메인 패키지 구조를 생성하고 Entity를 생성 (#9)

src/main/java/com/hackathon/bobFriend/reviews/entity/Emotion.java

@@ -0,0 +1,8 @@
+package com.hackathon.bobFriend.reviews.entity;
+
+public enum Emotion {
+    AGAIN,
+    GOOD,
+    SOSO,
+    BAD
+}

src/main/java/com/hackathon/bobFriend/reviews/entity/Review.java

@@ -0,0 +1,48 @@
+package com.hackathon.bobFriend.reviews.entity;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.EnumType;
+import jakarta.persistence.Enumerated;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Entity
+@Table(name = "reviews")
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class Review {
+
+    // id: BIGINT, 기본 키, 자동 증가
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    // user_id: BIGINT, NOT NULL
+    @Column(name = "user_id", nullable = false)
+    private Long userId;
+
+    // gathering_id: BIGINT, NOT NULL
+    @Column(name = "gathering_id", nullable = false)
+    private Long gatheringId;
+
+    // content: VARCHAR(300)
+    @Column(nullable = false, length = 300)
+    private String content;
+
+    // emotion: ENUM("AGAIN","GOOD","SOSO","BAD")
+    // EnumType.STRING을 사용하여 문자열 형태로 저장
+    @Enumerated(EnumType.STRING)
+    @Column(nullable = false)
+    private Emotion emotion;
+
+    // is_public: BOOLEAN, 기본값 TRUE
+    @Column(name = "is_public", nullable = false, columnDefinition = "BOOLEAN DEFAULT TRUE")
+    private Boolean isPublic = true;
+}