[feat] #18 - image 엔티티 구현

carrot/src/main/java/server/sopt/carrot/entity/Image.java

@@ -0,0 +1,26 @@
+package server.sopt.carrot.entity;
+
+import jakarta.persistence.*;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@Getter
+@NoArgsConstructor
+public class Image {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    private String imageUrl;
+
+    @OneToOne
+    Product product;
+
+    @Builder
+    public Image(String imageUrl, Product product) {
+        this.imageUrl = imageUrl;
+        this.product = product;
+    }
+}

carrot/src/main/java/server/sopt/carrot/repo/ImageRepository.java

@@ -0,0 +1,10 @@
+package server.sopt.carrot.repo;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import server.sopt.carrot.entity.Image;
+
+import java.util.Optional;
+
+public interface ImageRepository extends JpaRepository<Image, Long> {
+    Optional<Image> findByProduct_Id(Long proudctId);
+}