diff --git a/app/src/main/java/com/hotdeal/alarm/data/local/db/AppDatabase.kt b/app/src/main/java/com/hotdeal/alarm/data/local/db/AppDatabase.kt
index ebcfad3..e6f9de4 100644
--- a/app/src/main/java/com/hotdeal/alarm/data/local/db/AppDatabase.kt
+++ b/app/src/main/java/com/hotdeal/alarm/data/local/db/AppDatabase.kt
@@ -21,7 +21,7 @@ import com.hotdeal.alarm.data.local.db.entity.SiteConfigEntity
         SiteConfigEntity::class,
         KeywordEntity::class
     ],
- version = 4,
+ version = 5,
     exportSchema = false
 )
 @TypeConverters(Converters::class)
@@ -61,5 +61,14 @@ abstract class AppDatabase : RoomDatabase() {
  db.execSQL("ALTER TABLE hot_deals ADD COLUMN isFavorite INTEGER NOT NULL DEFAULT 0")
  }
  }
+
+ /**
+ * Migration 4 -> 5: 인기 게시물 필드 추가
+ */
+ val MIGRATION_4_5 = object : Migration(4, 5) {
+ override fun migrate(db: SupportSQLiteDatabase) {
+ db.execSQL("ALTER TABLE hot_deals ADD COLUMN isPopular INTEGER NOT NULL DEFAULT 0")
+ }
+ }
  }
 }
diff --git a/app/src/main/java/com/hotdeal/alarm/data/local/db/entity/HotDealEntity.kt b/app/src/main/java/com/hotdeal/alarm/data/local/db/entity/HotDealEntity.kt
index a68a7b3..bddc19b 100644
--- a/app/src/main/java/com/hotdeal/alarm/data/local/db/entity/HotDealEntity.kt
+++ b/app/src/main/java/com/hotdeal/alarm/data/local/db/entity/HotDealEntity.kt
@@ -16,6 +16,19 @@ import com.hotdeal.alarm.domain.model.HotDeal
     ]
 )
 data class HotDealEntity(
+ @PrimaryKey
+ val id: String,
+ val siteName: String,
+ val boardName: String,
+ val title: String,
+ val url: String,
+ val mallUrl: String?,
+ val createdAt: Long,
+ val isNotified: Boolean = false,
+ val isKeywordMatch: Boolean = false,
+ val isFavorite: Boolean = false, // 즐겨찾기 여부
+ val isPopular: Boolean = false // 인기/핫 게시물 여부
+) {
     @PrimaryKey
     val id: String,
     val siteName: String,
@@ -31,7 +44,21 @@ data class HotDealEntity(
     /**
      * Domain 모델로 변환
      */
-    fun toDomain(): HotDeal {
+ fun toDomain(): HotDeal {
+ return HotDeal(
+ id = id,
+ siteName = siteName,
+ boardName = boardName,
+ title = title,
+ url = url,
+ mallUrl = mallUrl,
+ createdAt = createdAt,
+ isNotified = isNotified,
+ isKeywordMatch = isKeywordMatch,
+ isFavorite = isFavorite,
+ isPopular = isPopular
+ )
+ }
         return HotDeal(
             id = id,
             siteName = siteName,
@@ -50,7 +77,21 @@ data class HotDealEntity(
         /**
          * Domain 모델에서 Entity 생성
          */
-        fun fromDomain(domain: HotDeal): HotDealEntity {
+ fun fromDomain(domain: HotDeal): HotDealEntity {
+ return HotDealEntity(
+ id = domain.id,
+ siteName = domain.siteName,
+ boardName = domain.boardName,
+ title = domain.title,
+ url = domain.url,
+ mallUrl = domain.mallUrl,
+ createdAt = domain.createdAt,
+ isNotified = domain.isNotified,
+ isKeywordMatch = domain.isKeywordMatch,
+ isFavorite = domain.isFavorite,
+ isPopular = domain.isPopular
+ )
+ }
             return HotDealEntity(
                 id = domain.id,
                 siteName = domain.siteName,
diff --git a/app/src/main/java/com/hotdeal/alarm/di/DatabaseModule.kt b/app/src/main/java/com/hotdeal/alarm/di/DatabaseModule.kt
index 116eccf..24d7b75 100644
--- a/app/src/main/java/com/hotdeal/alarm/di/DatabaseModule.kt
+++ b/app/src/main/java/com/hotdeal/alarm/di/DatabaseModule.kt
@@ -34,6 +34,11 @@ object DatabaseModule {
  .addMigrations(
  AppDatabase.MIGRATION_1_2,
  AppDatabase.MIGRATION_2_3,
+ AppDatabase.MIGRATION_3_4,
+ AppDatabase.MIGRATION_4_5
+ )
+ AppDatabase.MIGRATION_1_2,
+ AppDatabase.MIGRATION_2_3,
  AppDatabase.MIGRATION_3_4
  )
             .fallbackToDestructiveMigration()
diff --git a/app/src/main/java/com/hotdeal/alarm/domain/model/HotDeal.kt b/app/src/main/java/com/hotdeal/alarm/domain/model/HotDeal.kt
index f5385b0..8b801a5 100644
--- a/app/src/main/java/com/hotdeal/alarm/domain/model/HotDeal.kt
+++ b/app/src/main/java/com/hotdeal/alarm/domain/model/HotDeal.kt
@@ -4,6 +4,18 @@ package com.hotdeal.alarm.domain.model
  * 핫딜 도메인 모델
  */
 data class HotDeal(
+ val id: String, // siteName + "_" + postId
+ val siteName: String, // ppomppu, clien, ruriweb, coolenjoy, quasarzone
+ val boardName: String, // ppomppu, ppomppu4, allsell, jirum, etc.
+ val title: String, // 게시글 제목
+ val url: String, // 게시글 URL
+ val mallUrl: String? = null, // 쇼핑몰 URL (추출된 경우)
+ val createdAt: Long, // 수집 시간 (timestamp)
+ val isNotified: Boolean = false,
+ val isKeywordMatch: Boolean = false,
+ val isFavorite: Boolean = false, // 즐겨찾기 여부
+ val isPopular: Boolean = false // 인기/핫 게시물 여부
+) {
     val id: String,              // siteName + "_" + postId
     val siteName: String,        // ppomppu, clien, ruriweb, coolenjoy, quasarzone
     val boardName: String,       // ppomppu, ppomppu4, allsell, jirum, etc.