feat(home-recommendation): AI 캐릭터 creatorId 응답을 추가한다

src/main/kotlin/kr/co/vividnext/sodalive/v2/api/home/application/HomeRecommendationFacade.kt

@@ -286,6 +286,7 @@ class HomeRecommendationFacade(
 
     private fun HomeAiCharacterRecommendationRecord.toItem() = HomeAiCharacterItem(
         characterId = characterId,
+        creatorId = creatorId,
         name = name,
         description = description,
         profileImage = imageUrl(cloudFrontHost, profileImage),

src/main/kotlin/kr/co/vividnext/sodalive/v2/api/home/dto/recommendation/HomeRecommendationResponse.kt

@@ -71,6 +71,7 @@ data class HomeFirstAudioContentItem(
 
 data class HomeAiCharacterItem(
     val characterId: Long,
+    val creatorId: Long,
     val name: String,
     val description: String,
     val profileImage: String?,

src/test/kotlin/kr/co/vividnext/sodalive/v2/api/home/HomeRecommendationControllerTest.kt

@@ -1,8 +1,10 @@
 package kr.co.vividnext.sodalive.v2.api.home
 
+import kr.co.vividnext.sodalive.chat.character.ChatCharacter
 import kr.co.vividnext.sodalive.live.room.LiveRoom
 import kr.co.vividnext.sodalive.member.Member
 import kr.co.vividnext.sodalive.member.MemberAdapter
+import kr.co.vividnext.sodalive.member.MemberKind
 import kr.co.vividnext.sodalive.member.MemberRepository
 import kr.co.vividnext.sodalive.member.MemberRole
 import kr.co.vividnext.sodalive.member.contentpreference.MemberContentPreference
@@ -11,7 +13,9 @@ import kr.co.vividnext.sodalive.member.following.CreatorFollowing
 import kr.co.vividnext.sodalive.member.following.CreatorFollowingRepository
 import kr.co.vividnext.sodalive.support.EmbeddedRedisInitializer
 import kr.co.vividnext.sodalive.v2.api.home.application.HomeRecommendationFacade
+import kr.co.vividnext.sodalive.v2.recommendation.adapter.out.persistence.RecommendationSnapshot
 import kr.co.vividnext.sodalive.v2.recommendation.application.HomeRecommendationQueryService
+import kr.co.vividnext.sodalive.v2.recommendation.domain.RecommendedSectionType
 import org.junit.jupiter.api.Assertions.assertEquals
 import org.junit.jupiter.api.Assertions.assertNotNull
 import org.junit.jupiter.api.Assertions.assertThrows
@@ -481,6 +485,29 @@ class HomeRecommendationControllerTest @Autowired constructor(
             .andExpect(jsonPath("$.data.size").value(20))
     }
 
+    @Test
+    @DisplayName("AI 캐릭터 추천은 홈 통합과 전체보기 응답에 characterId와 creatorId를 함께 노출한다")
+    fun shouldExposeCreatorIdOnAiCharacterRecommendations() {
+        val member = saveMember("ai-character-page-viewer", MemberRole.USER)
+        val character = saveAiCharacter("ai-character-api")
+        saveRecommendationSnapshot(character.id!!)
+        entityManager.flush()
+        entityManager.clear()
+
+        mockMvc.perform(get("/api/v2/home/recommendations"))
+            .andExpect(status().isOk)
+            .andExpect(jsonPath("$.data.aiCharacters[0].characterId").value(character.id))
+            .andExpect(jsonPath("$.data.aiCharacters[0].creatorId").value(character.creatorMember!!.id))
+
+        mockMvc.perform(
+            get("/api/v2/home/recommendations/ai-characters")
+                .with(user(MemberAdapter(member)))
+        )
+            .andExpect(status().isOk)
+            .andExpect(jsonPath("$.data.items[0].characterId").value(character.id))
+            .andExpect(jsonPath("$.data.items[0].creatorId").value(character.creatorMember!!.id))
+    }
+
     private fun saveMember(seed: String, role: MemberRole): Member {
         return memberRepository.saveAndFlush(
             Member(
@@ -519,4 +546,37 @@ class HomeRecommendationControllerTest @Autowired constructor(
         entityManager.persist(room)
         return room
     }
+
+    private fun saveAiCharacter(name: String): ChatCharacter {
+        val creatorMember = Member(
+            email = null,
+            password = "",
+            nickname = name,
+            role = MemberRole.CREATOR,
+            memberKind = MemberKind.AI_CHARACTER
+        )
+        entityManager.persist(creatorMember)
+        val character = ChatCharacter(
+            characterUUID = "$name-uuid",
+            name = name,
+            description = "description",
+            systemPrompt = "system",
+            isActive = true
+        )
+        character.creatorMember = creatorMember
+        entityManager.persist(character)
+        return character
+    }
+
+    private fun saveRecommendationSnapshot(characterId: Long) {
+        entityManager.persist(
+            RecommendationSnapshot(
+                sectionType = RecommendedSectionType.AI_CHARACTER,
+                targetId = characterId,
+                score = 100.0,
+                snapshotAt = LocalDateTime.of(2026, 6, 1, 23, 59, 59),
+                randomTieBreaker = 0.1
+            )
+        )
+    }
 }

src/test/kotlin/kr/co/vividnext/sodalive/v2/api/home/dto/recommendation/HomeRecommendationResponseTest.kt

@@ -30,6 +30,7 @@ class HomeRecommendationResponseTest {
             aiCharacters = listOf(
                 HomeAiCharacterItem(
                     characterId = 3L,
+                    creatorId = 13L,
                     name = "character",
                     description = "description",
                     profileImage = "https://cdn.test/profile/character.png",
@@ -38,6 +39,7 @@ class HomeRecommendationResponseTest {
                 ),
                 HomeAiCharacterItem(
                     characterId = 4L,
+                    creatorId = 14L,
                     name = "character-without-image",
                     description = "description",
                     profileImage = null,
@@ -86,6 +88,7 @@ class HomeRecommendationResponseTest {
         assertFalse(json["firstAudioContents"][0].has("pointAvailable"))
         assertFalse(json["firstAudioContents"][0].has("releaseDate"))
         assertEquals("https://cdn.test/profile/character.png", json["aiCharacters"][0]["profileImage"].asText())
+        assertEquals(13L, json["aiCharacters"][0]["creatorId"].asLong())
         assertEquals(true, json["aiCharacters"][1]["profileImage"].isNull)
         assertEquals(5L, json["popularCommunityPosts"][0]["postId"].asLong())
         assertEquals("https://cdn.test/community/image.png", json["popularCommunityPosts"][0]["imageUrl"].asText())