feat: Region Entity / Repository 클래스 추가

src/main/kotlin/roomescape/region/infrastructure/persistence/RegionEntity.kt

@@ -0,0 +1,18 @@
+package roomescape.region.infrastructure.persistence
+
+import jakarta.persistence.Entity
+import jakarta.persistence.Id
+import jakarta.persistence.Table
+
+@Entity
+@Table(name = "region")
+class RegionEntity(
+    @Id
+    val code: String,
+    val sidoCode: String,
+    val sigunguCode: String,
+    val dongCode: String,
+    val sidoName: String,
+    val sigunguName: String,
+    val dongName: String,
+)

src/main/kotlin/roomescape/region/infrastructure/persistence/RegionRepository.kt

@@ -0,0 +1,5 @@
+package roomescape.region.infrastructure.persistence
+
+import org.springframework.data.jpa.repository.JpaRepository
+
+interface RegionRepository : JpaRepository<RegionEntity, String>