Chore/#147: 계층간 의존성 규칙 추가

.claude/settings.json

@@ -0,0 +1,20 @@
+{
+  "hooks": {
+    "Stop": [
+      {
+        "hooks": [
+          {
+            "type": "command",
+            "command": "cd \"$CLAUDE_PROJECT_DIR\" && ./gradlew spotlessApply",
+            "timeout": 120
+          },
+          {
+            "type": "command",
+            "command": "cd \"$CLAUDE_PROJECT_DIR\" && ./gradlew test",
+            "timeout": 300
+          }
+        ]
+      }
+    ]
+  }
+}

build.gradle.kts

@@ -28,6 +28,7 @@ val kotestVersion = "5.9.1"
 val kotestExtensionsVersion = "1.3.0"
 val mockkVersion = "1.13.10"
 val ktlintVersion = "1.5.0"
+val archunitVersion = "1.3.0"
 
 group = "com.neki"
 version = "1.0.0"
@@ -111,6 +112,7 @@ dependencies {
     testImplementation("io.mockk:mockk:$mockkVersion")
     testRuntimeOnly("com.h2database:h2")
     testImplementation("io.rest-assured:rest-assured")
+    testImplementation("com.tngtech.archunit:archunit-junit5:$archunitVersion")
 }
 
 spotless {

src/main/kotlin/com/neki/auth/application/contract/KakaoClientResponse.kt → src/main/kotlin/com/neki/auth/application/contract/KakaoClientPayload.kt

@@ -5,15 +5,15 @@ import com.neki.user.domain.enums.ProviderType
 /**
  * 카카오 사용자정보 추출 DTO
  */
-data class OauthInfoResponse(
+data class OauthInfoPayload(
     val providerType: ProviderType,
     val oid: String,
     val email: String?,
     val name: String?,
     val imageUrl: String?,
 )
 
-data class OIDCDecodePayloadResponse(
+data class OIDCDecodePayload(
     /** issuer ex https://kauth.kakao.com  */
     val iss: String,
     /** client id  */
@@ -28,7 +28,7 @@ data class OIDCDecodePayloadResponse(
     val imageUrl: String?,
 )
 
-data class OIDCPublicKeysResponse(val keys: MutableList<OIDCPublicKeyDto>)
+data class OIDCPublicKeysPayload(val keys: MutableList<OIDCPublicKeyDto>)
 
 data class OIDCPublicKeyDto(val kid: String, val alg: String, val use: String, val n: String, val e: String)
 
@@ -38,7 +38,7 @@ data class OIDCPublicKeyDto(val kid: String, val alg: String, val use: String, v
  * date           : 2025. 12. 26. 18:20
  * description    : Auth usercase 관련 result idToken을 얻기 위한 테스트 DTO
  */
-data class GetKakaoTokenResponse(
+data class KakaoTokenPayload(
     val accessToken: String,
     val tokenType: String,
     val refreshToken: String,

src/main/kotlin/com/neki/auth/application/port/AuthCachePort.kt

@@ -1,6 +1,6 @@
 package com.neki.auth.application.port
 
-import com.neki.auth.application.contract.OIDCPublicKeysResponse
+import com.neki.auth.application.contract.OIDCPublicKeysPayload
 import java.time.Duration
 
 /**
@@ -10,9 +10,9 @@ import java.time.Duration
  * description    : 캐시사용을 위한 Port 인터페이스
  */
 interface AuthCachePort {
-    fun setPublicKeys(key: String, value: OIDCPublicKeysResponse, ttl: Duration)
+    fun setPublicKeys(key: String, value: OIDCPublicKeysPayload, ttl: Duration)
 
-    fun getPublicKeys(key: String): OIDCPublicKeysResponse?
+    fun getPublicKeys(key: String): OIDCPublicKeysPayload?
 
     fun clearPublicKeys(key: String)
 }

src/main/kotlin/com/neki/auth/application/port/OidcTokenValidatorPort.kt

@@ -1,6 +1,6 @@
 package com.neki.auth.application.port
 
-import com.neki.auth.application.contract.OauthInfoResponse
+import com.neki.auth.application.contract.OauthInfoPayload
 import com.neki.auth.domain.Platform
 import com.neki.user.domain.enums.ProviderType
 
@@ -11,5 +11,5 @@ import com.neki.user.domain.enums.ProviderType
  * description    :
  */
 interface OidcTokenValidatorPort {
-    fun validateIdToken(idToken: String, providerType: ProviderType, platform: Platform): OauthInfoResponse
+    fun validateIdToken(idToken: String, providerType: ProviderType, platform: Platform): OauthInfoPayload
 }

src/main/kotlin/com/neki/auth/application/usecase/OauthLoginUseCase.kt

@@ -2,8 +2,8 @@ package com.neki.auth.application.usecase
 
 import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
 import com.neki.auth.application.command.RegisterOauthUserCommand
-import com.neki.auth.application.contract.GetKakaoTokenResponse
-import com.neki.auth.application.contract.OauthInfoResponse
+import com.neki.auth.application.contract.KakaoTokenPayload
+import com.neki.auth.application.contract.OauthInfoPayload
 import com.neki.auth.application.port.AuthTokenProviderPort
 import com.neki.auth.application.port.NicknameGeneratorPort
 import com.neki.auth.application.port.OidcTokenValidatorPort
@@ -45,14 +45,14 @@ class OauthLoginUseCase(
      * 4. oauthInfoResult 값 여부에 따라 회원가입 처리
      */
     fun execute(command: RegisterOauthUserCommand): GetAuthResult {
-        val oauthInfoResponse = oidcTokenValidatorPort.validateIdToken(
+        val oauthInfoPayload = oidcTokenValidatorPort.validateIdToken(
             command.idToken,
             command.providerType,
             command.platform,
         )
 
         // 신규 사용자 추가
-        val (user, _) = transactionRunner.run { registerOauthUserIfEmpty(oauthInfoResponse) }
+        val (user, _) = transactionRunner.run { registerOauthUserIfEmpty(oauthInfoPayload) }
 
         // 토큰 생성
         val accessToken = tokenProviderPort.createAccessToken(
@@ -75,10 +75,10 @@ class OauthLoginUseCase(
         )
     }
 
-    private fun registerOauthUserIfEmpty(oauthInfoResponse: OauthInfoResponse): Pair<User, Boolean> {
+    private fun registerOauthUserIfEmpty(oauthInfoPayload: OauthInfoPayload): Pair<User, Boolean> {
         val existingUser = userRepositoryPort.findByOid(
-            oid = oauthInfoResponse.oid,
-            provider = oauthInfoResponse.providerType,
+            oid = oauthInfoPayload.oid,
+            provider = oauthInfoPayload.providerType,
         )
 
         return if (existingUser != null) {
@@ -87,11 +87,11 @@ class OauthLoginUseCase(
             val nickname = nicknameGenerator.generateUniqueNickname()
             val newUser = userRepositoryPort.save(
                 User(
-                    email = oauthInfoResponse.email,
-                    oid = oauthInfoResponse.oid,
+                    email = oauthInfoPayload.email,
+                    oid = oauthInfoPayload.oid,
                     name = nickname,
                     roles = RoleType.USER.role,
-                    providerType = oauthInfoResponse.providerType,
+                    providerType = oauthInfoPayload.providerType,
                     profileImageId = null,
                 ),
             )
@@ -108,7 +108,7 @@ class OauthLoginUseCase(
      * @return KakaoTokenResponse 카카오 토큰 정보
      * @throws Exception 토큰 획득 실패 시
      */
-    fun getAccessTokenByCode(code: String): GetKakaoTokenResponse {
+    fun getAccessTokenByCode(code: String): KakaoTokenPayload {
         val clientId = oauthProperties.kakao.androidClientId
         val clientSecret = oauthProperties.kakao.clientSecret
 
@@ -133,7 +133,7 @@ class OauthLoginUseCase(
         val objectMapper = jacksonObjectMapper()
         val jsonNode = objectMapper.readTree(response)
 
-        return GetKakaoTokenResponse(
+        return KakaoTokenPayload(
             accessToken = jsonNode.get("access_token").asText(),
             tokenType = jsonNode.get("token_type").asText(),
             refreshToken = jsonNode.get("refresh_token").asText(),

src/main/kotlin/com/neki/auth/infra/oauth/OidcTokenValidator.kt

@@ -1,7 +1,7 @@
 package com.neki.auth.infra.oauth
 
 import com.neki.auth.application.contract.AuthCacheKeys
-import com.neki.auth.application.contract.OauthInfoResponse
+import com.neki.auth.application.contract.OauthInfoPayload
 import com.neki.auth.application.port.OidcTokenValidatorPort
 import com.neki.auth.domain.Platform
 import com.neki.auth.infra.oauth.helper.OauthHelper
@@ -34,7 +34,7 @@ class OidcTokenValidator(
      * - 1차 시도: 캐시된 공개키로 토큰 검증
      * - BusinessException 발생 시: 캐시 무효화 후 재시도 (공개키 로테이션 대응)
      */
-    override fun validateIdToken(idToken: String, providerType: ProviderType, platform: Platform): OauthInfoResponse {
+    override fun validateIdToken(idToken: String, providerType: ProviderType, platform: Platform): OauthInfoPayload {
         val oidcAdapter = oidcRegistry.getAdapter(providerType)
         val oauthHelperAdapter = oauthHelperRegistry.getAdapter(providerType)
 
@@ -60,7 +60,7 @@ class OidcTokenValidator(
         oidc: Oidc,
         oauthHelper: OauthHelper,
         platform: Platform,
-    ): OauthInfoResponse {
+    ): OauthInfoPayload {
         val publicKeys = oidc.getOIDCPublicKey()
         return oauthHelper.getOauthInfoByIdToken(
             idToken = idToken,

src/main/kotlin/com/neki/auth/infra/oauth/helper/AppleOauthHelper.kt

@@ -1,10 +1,10 @@
 package com.neki.auth.infra.oauth.helper
 
 import com.fasterxml.jackson.databind.ObjectMapper
-import com.neki.auth.application.contract.OIDCDecodePayloadResponse
+import com.neki.auth.application.contract.OIDCDecodePayload
 import com.neki.auth.application.contract.OIDCPublicKeyDto
-import com.neki.auth.application.contract.OIDCPublicKeysResponse
-import com.neki.auth.application.contract.OauthInfoResponse
+import com.neki.auth.application.contract.OIDCPublicKeysPayload
+import com.neki.auth.application.contract.OauthInfoPayload
 import com.neki.auth.domain.Platform
 import com.neki.auth.infra.security.properties.OauthProperties
 import com.neki.common.api.dto.ResultCode
@@ -61,9 +61,9 @@ class AppleOauthHelper(private val oauthProperties: OauthProperties, private val
      */
     override fun getOauthInfoByIdToken(
         idToken: String,
-        publicKeys: OIDCPublicKeysResponse,
+        publicKeys: OIDCPublicKeysPayload,
         platform: Platform,
-    ): OauthInfoResponse {
+    ): OauthInfoPayload {
         // Step 1: 헤더에서 kid 추출
         val kid = extractKidFromTokenHeader(idToken)
 
@@ -79,7 +79,7 @@ class AppleOauthHelper(private val oauthProperties: OauthProperties, private val
             expectedAudience = oauthProperties.apple.clientId,
         )
 
-        return OauthInfoResponse(
+        return OauthInfoPayload(
             providerType = ProviderType.APPLE,
             oid = payload.sub, // String 그대로 사용 (UUID)
             email = payload.email,
@@ -122,11 +122,11 @@ class AppleOauthHelper(private val oauthProperties: OauthProperties, private val
         publicKey: OIDCPublicKeyDto,
         expectedIssuer: String,
         expectedAudience: String,
-    ): OIDCDecodePayloadResponse {
+    ): OIDCDecodePayload {
         val rsaPublicKey = convertToRSAPublicKey(publicKey.n, publicKey.e)
         val claims = verifyTokenSignatureAndClaims(token, rsaPublicKey, expectedIssuer, expectedAudience)
 
-        return OIDCDecodePayloadResponse(
+        return OIDCDecodePayload(
             iss = claims.issuer,
             aud = claims.audience.toString(),
             sub = claims.subject, // String 그대로 사용 (Apple UUID)

src/main/kotlin/com/neki/auth/infra/oauth/helper/KakaoOauthHelper.kt

@@ -1,10 +1,10 @@
 package com.neki.auth.infra.oauth.helper
 
 import com.fasterxml.jackson.databind.ObjectMapper
-import com.neki.auth.application.contract.OIDCDecodePayloadResponse
+import com.neki.auth.application.contract.OIDCDecodePayload
 import com.neki.auth.application.contract.OIDCPublicKeyDto
-import com.neki.auth.application.contract.OIDCPublicKeysResponse
-import com.neki.auth.application.contract.OauthInfoResponse
+import com.neki.auth.application.contract.OIDCPublicKeysPayload
+import com.neki.auth.application.contract.OauthInfoPayload
 import com.neki.auth.domain.Platform
 import com.neki.auth.infra.security.properties.OauthProperties
 import com.neki.common.api.dto.ResultCode
@@ -59,9 +59,9 @@ class KakaoOauthHelper(private val oauthProperties: OauthProperties, private val
      */
     override fun getOauthInfoByIdToken(
         idToken: String,
-        publicKeys: OIDCPublicKeysResponse,
+        publicKeys: OIDCPublicKeysPayload,
         platform: Platform,
-    ): OauthInfoResponse {
+    ): OauthInfoPayload {
         // Step 1: 헤더에서 kid 추출 (토큰 분리 및 Base64 디코딩)
         val kid = extractKidFromTokenHeader(idToken)
 
@@ -82,7 +82,7 @@ class KakaoOauthHelper(private val oauthProperties: OauthProperties, private val
             expectedAudience = expectedAudience,
         )
 
-        return OauthInfoResponse(
+        return OauthInfoPayload(
             providerType = ProviderType.KAKAO,
             oid = payload.sub,
             email = payload.email,
@@ -133,11 +133,11 @@ class KakaoOauthHelper(private val oauthProperties: OauthProperties, private val
         publicKey: OIDCPublicKeyDto,
         expectedIssuer: String,
         expectedAudience: String,
-    ): OIDCDecodePayloadResponse {
+    ): OIDCDecodePayload {
         val rsaPublicKey = convertToRSAPublicKey(publicKey.n, publicKey.e)
         val claims = verifyTokenSignatureAndClaims(token, rsaPublicKey, expectedIssuer, expectedAudience)
 
-        return OIDCDecodePayloadResponse(
+        return OIDCDecodePayload(
             iss = claims.issuer,
             aud = claims.audience.toString(),
             sub = claims.subject,

src/main/kotlin/com/neki/auth/infra/oauth/helper/OauthHelper.kt

@@ -1,7 +1,7 @@
 package com.neki.auth.infra.oauth.helper
 
-import com.neki.auth.application.contract.OIDCPublicKeysResponse
-import com.neki.auth.application.contract.OauthInfoResponse
+import com.neki.auth.application.contract.OIDCPublicKeysPayload
+import com.neki.auth.application.contract.OauthInfoPayload
 import com.neki.auth.domain.Platform
 
 /**
@@ -11,9 +11,5 @@ import com.neki.auth.domain.Platform
  * description    : OAuth OIDC 검증을 위한 Port
  */
 interface OauthHelper {
-    fun getOauthInfoByIdToken(
-        idToken: String,
-        publicKeys: OIDCPublicKeysResponse,
-        platform: Platform,
-    ): OauthInfoResponse
+    fun getOauthInfoByIdToken(idToken: String, publicKeys: OIDCPublicKeysPayload, platform: Platform): OauthInfoPayload
 }

src/main/kotlin/com/neki/auth/infra/oauth/oidc/AppleOidc.kt

@@ -1,6 +1,6 @@
 package com.neki.auth.infra.oauth.oidc
 
-import com.neki.auth.application.contract.OIDCPublicKeysResponse
+import com.neki.auth.application.contract.OIDCPublicKeysPayload
 import com.neki.auth.infra.oauth.oidc.Oidc
 import com.neki.auth.infra.security.properties.OauthProperties
 import org.springframework.stereotype.Component
@@ -14,8 +14,8 @@ import org.springframework.web.client.RestClient
  */
 @Component
 class AppleOidc(private val restClient: RestClient, private val oauthProperties: OauthProperties) : Oidc {
-    override fun getOIDCPublicKey(): OIDCPublicKeysResponse = restClient.get()
+    override fun getOIDCPublicKey(): OIDCPublicKeysPayload = restClient.get()
         .uri(oauthProperties.apple.jwksUri)
         .retrieve()
-        .body(OIDCPublicKeysResponse::class.java)!!
+        .body(OIDCPublicKeysPayload::class.java)!!
 }

src/main/kotlin/com/neki/auth/infra/oauth/oidc/KakaoOidc.kt

@@ -1,7 +1,7 @@
 package com.neki.auth.infra.oauth.oidc
 
 import com.neki.auth.application.contract.AuthCacheKeys
-import com.neki.auth.application.contract.OIDCPublicKeysResponse
+import com.neki.auth.application.contract.OIDCPublicKeysPayload
 import com.neki.auth.infra.oauth.oidc.Oidc
 import com.neki.auth.infra.redis.AuthRedisCacheAdapter
 import com.neki.auth.infra.security.properties.OauthProperties
@@ -36,7 +36,7 @@ class KakaoOidc(
      * - TTL: 6시간
      * - 캐시 미스 시 카카오 API 호출 후 캐싱
      */
-    override fun getOIDCPublicKey(): OIDCPublicKeysResponse {
+    override fun getOIDCPublicKey(): OIDCPublicKeysPayload {
         // 1. 캐시 조회
         val cached = authRedisCacheAdapter.getPublicKeys(AuthCacheKeys.KAKAO_OIDC_KEY)
 
@@ -49,7 +49,7 @@ class KakaoOidc(
         val publicKeys = restClient.get()
             .uri(oauthProperties.kakao.jwksUri)
             .retrieve()
-            .body(OIDCPublicKeysResponse::class.java)!!
+            .body(OIDCPublicKeysPayload::class.java)!!
 
         // 3. 캐시 저장 (TTL 14일)
         authRedisCacheAdapter.setPublicKeys(AuthCacheKeys.KAKAO_OIDC_KEY, publicKeys, Duration.ofDays(14))

src/main/kotlin/com/neki/auth/infra/oauth/oidc/Oidc.kt

@@ -1,6 +1,6 @@
 package com.neki.auth.infra.oauth.oidc
 
-import com.neki.auth.application.contract.OIDCPublicKeysResponse
+import com.neki.auth.application.contract.OIDCPublicKeysPayload
 
 /**
  * fileName       : Oidc
@@ -12,5 +12,5 @@ interface Oidc {
     /**
      * 카카오 OIDC 공개키 조회
      */
-    fun getOIDCPublicKey(): OIDCPublicKeysResponse
+    fun getOIDCPublicKey(): OIDCPublicKeysPayload
 }