release

build.gradle

@@ -51,7 +51,7 @@ configure(subprojects.findAll { !it.name.endsWith('-biz') && it.name != 'common'
         runtimeOnly 'io.jsonwebtoken:jjwt-impl:0.11.5'
         runtimeOnly 'io.jsonwebtoken:jjwt-jackson:0.11.5'
         // Swagger
-        implementation 'org.springdoc:springdoc-openapi-starter-webmvc-ui:2.3.0'
+        implementation 'org.springdoc:springdoc-openapi-starter-webmvc-ui:2.7.0'
     }
 }
 

common/src/main/java/com/unicorn/lifesub/common/aop/LoggingAspect.java

@@ -16,7 +16,9 @@ import java.util.Map;
 public class LoggingAspect {
     private final Gson gson = new Gson();
 
-    @Pointcut("execution(* com.unicorn..*.*(..))")
+    //로깅 대상 패키지 지정. swagger관련 패키지는 제외함
+    @Pointcut("execution(* com.unicorn..*.*(..)) && " +
+            "!execution(* org.springdoc..*.*(..))")
     private void loggingPointcut() {}
 
     @Before("loggingPointcut()")

common/src/main/java/com/unicorn/lifesub/common/config/JpaConfig.java

@@ -0,0 +1,9 @@
+package com.unicorn.lifesub.common.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
+
+@Configuration
+@EnableJpaAuditing
+public class JpaConfig {
+}

common/src/main/java/com/unicorn/lifesub/common/exception/ErrorCode.java

@@ -7,23 +7,24 @@ import lombok.RequiredArgsConstructor;
 @RequiredArgsConstructor
 public enum ErrorCode {
     // Common
-    INVALID_INPUT_VALUE(400, "Invalid input value"),
-    INTERNAL_SERVER_ERROR(500, "Internal server error"),
+    INVALID_INPUT_VALUE(100, "Invalid input value"),
+    INTERNAL_SERVER_ERROR(110, "Internal server error"),
     
     // Member
-    MEMBER_NOT_FOUND(404, "Member not found"),
-    INVALID_CREDENTIALS(401, "Invalid credentials"),
-    TOKEN_EXPIRED(401, "Token expired"),
-    SIGNATURE_VERIFICATION_EXCEPTION(20, "서명 검증 실패"),
-    ALGORITHM_MISMATCH_EXCEPTION(30, "알고리즘 불일치"),
-    INVALID_CLAIM_EXCEPTION(40, "유효하지 않은 클레임"),
+    MEMBER_NOT_FOUND(200, "Member not found"),
+    INVALID_CREDENTIALS(210, "Invalid credentials"),
+    TOKEN_EXPIRED(220, "Token expired"),
+    SIGNATURE_VERIFICATION_EXCEPTION(230, "서명 검증 실패"),
+    ALGORITHM_MISMATCH_EXCEPTION(240, "알고리즘 불일치"),
+    INVALID_CLAIM_EXCEPTION(250, "유효하지 않은 클레임"),
 
     // Subscription
-    SUBSCRIPTION_NOT_FOUND(404, "Subscription not found"),
-    ALREADY_SUBSCRIBED(400, "Already subscribed to this service"),
+    SUBSCRIPTION_NOT_FOUND(300, "Subscription not found"),
+    ALREADY_SUBSCRIBED(310, "Already subscribed to this service"),
     
     // Recommend
-    NO_SPENDING_DATA(404, "No spending data found"),
+    NO_SPENDING_DATA(400, "No spending data found"),
+    NO_RECOMMENDATION_DATA(410, "추천 구독 카테고리 없음"),
 
     // UnDefined
     UNDIFINED_ERROR(0, "정의되지 않은 에러");

member/build/resources/main/application.yml

@@ -25,13 +25,11 @@ jwt:
   access-token-validity: ${JWT_ACCESS_TOKEN_VALIDITY:3600000}
   refresh-token-validity: ${JWT_REFRESH_TOKEN_VALIDITY:86400000}
 
-allowedorigins: ${ALLOWED_ORIGINS:*}
+allowed-origins: ${ALLOWED_ORIGINS:*}
 
 springdoc:
   swagger-ui:
     path: /swagger-ui.html
-  api-docs:
-    path: /api-docs
 
 logging:
   level:

member/src/main/java/com/unicorn/lifesub/member/MemberApplication.java

@@ -2,8 +2,14 @@ package com.unicorn.lifesub.member;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
 
-@SpringBootApplication
+@SpringBootApplication(
+        scanBasePackages = {
+                "com.unicorn.lifesub.member",
+                "com.unicorn.lifesub.common"
+        }
+)
 public class MemberApplication {
     public static void main(String[] args) {
         SpringApplication.run(MemberApplication.class, args);

member/src/main/java/com/unicorn/lifesub/member/config/DataLoader.java

@@ -1,4 +1,4 @@
-// File: lifesub/member/src/main/java/com/unicorn/lifesub/member/config/InitialDataLoader.java
+// File: lifesub/member/src/main/java/com/unicorn/lifesub/member/config/DataLoader.java
 package com.unicorn.lifesub.member.config;
 
 import com.unicorn.lifesub.member.repository.entity.MemberEntity;
@@ -15,7 +15,7 @@ import java.util.stream.IntStream;
 
 @Component
 @RequiredArgsConstructor
-public class InitialDataLoader implements CommandLineRunner {
+public class DataLoader implements CommandLineRunner {
     private final MemberRepository memberRepository;
     private final PasswordEncoder passwordEncoder;
 
@@ -26,7 +26,7 @@ public class InitialDataLoader implements CommandLineRunner {
         if (memberRepository.count() == 0) {
             Set<String> userRoles = new HashSet<>();
             userRoles.add("USER");
-            String encodedPassword = passwordEncoder.encode("P@ssw0rd$");
+            String encodedPassword = passwordEncoder.encode("Passw0rd");
 
             IntStream.rangeClosed(1, 10).forEach(i -> {
                 String userId = String.format("user%02d", i);

member/src/main/java/com/unicorn/lifesub/member/config/SecurityConfig.java

@@ -31,7 +31,7 @@ public class SecurityConfig {
     private final JwtTokenProvider jwtTokenProvider;
     private final CustomUserDetailsService customUserDetailsService;
 
-    @Value("${allowedorigins}")
+    @Value("${allowed-origins}")
     private String allowedOrigins;
 
     public SecurityConfig(JwtTokenProvider jwtTokenProvider, CustomUserDetailsService customUserDetailsService) {

member/src/main/java/com/unicorn/lifesub/member/config/SwaggerConfig.java

@@ -1,6 +1,7 @@
 package com.unicorn.lifesub.member.config;
 
 import io.swagger.v3.oas.annotations.enums.SecuritySchemeType;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.security.SecurityScheme;
 import io.swagger.v3.oas.models.OpenAPI;
 import io.swagger.v3.oas.models.info.Info;

member/src/main/resources/application.yml

@@ -25,13 +25,11 @@ jwt:
   access-token-validity: ${JWT_ACCESS_TOKEN_VALIDITY:3600000}
   refresh-token-validity: ${JWT_REFRESH_TOKEN_VALIDITY:86400000}
 
-allowedorigins: ${ALLOWED_ORIGINS:*}
+allowed-origins: ${ALLOWED_ORIGINS:*}
 
 springdoc:
   swagger-ui:
     path: /swagger-ui.html
-  api-docs:
-    path: /api-docs
 
 logging:
   level:

mysub-biz/src/main/java/com/unicorn/lifesub/mysub/biz/service/FeeLevel.java

@@ -0,0 +1,15 @@
+package com.unicorn.lifesub.mysub.biz.service;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+@Getter
+@RequiredArgsConstructor
+public enum FeeLevel {
+
+    LIKFER("liker"),
+    COLLECTOR("collector"),
+    ADDICT("addict");
+
+    private final String feeLevel;
+}

mysub-biz/src/main/java/com/unicorn/lifesub/mysub/biz/service/MySubscriptionService.java

@@ -1,11 +1,13 @@
 package com.unicorn.lifesub.mysub.biz.service;
 
+import com.unicorn.lifesub.mysub.biz.domain.Category;
 import com.unicorn.lifesub.mysub.biz.domain.MySubscription;
-import com.unicorn.lifesub.mysub.biz.dto.MySubResponse;
-import com.unicorn.lifesub.mysub.biz.dto.TotalFeeResponse;
-import com.unicorn.lifesub.mysub.biz.usecase.in.MySubscriptionsUseCase;
-import com.unicorn.lifesub.mysub.biz.usecase.in.TotalFeeUseCase;
-import com.unicorn.lifesub.mysub.biz.usecase.out.MySubscriptionReader;
+import com.unicorn.lifesub.mysub.biz.domain.Subscription;
+import com.unicorn.lifesub.mysub.biz.dto.*;
+import com.unicorn.lifesub.mysub.biz.usecase.in.*;
+import com.unicorn.lifesub.mysub.biz.usecase.out.*;
+import com.unicorn.lifesub.common.exception.BusinessException;
+import com.unicorn.lifesub.common.exception.ErrorCode;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -15,8 +17,17 @@ import java.util.stream.Collectors;
 
 @Service
 @RequiredArgsConstructor
-public class MySubscriptionService implements TotalFeeUseCase, MySubscriptionsUseCase {
+public class MySubscriptionService implements
+        TotalFeeUseCase,
+        MySubscriptionsUseCase,
+        SubscriptionDetailUseCase,
+        SubscribeUseCase,
+        CancelSubscriptionUseCase,
+        CategoryUseCase {
+
     private final MySubscriptionReader mySubscriptionReader;
+    private final MySubscriptionWriter mySubscriptionWriter;
+    private final SubscriptionReader subscriptionReader;
 
     @Override
     @Transactional(readOnly = true)
@@ -43,9 +54,66 @@ public class MySubscriptionService implements TotalFeeUseCase, MySubscriptionsUs
                 .collect(Collectors.toList());
     }
 
+    @Override
+    @Transactional(readOnly = true)
+    public SubDetailResponse getSubscriptionDetail(Long subscriptionId) {
+        Subscription subscription = subscriptionReader.findById(subscriptionId)
+                .orElseThrow(() -> new BusinessException(ErrorCode.SUBSCRIPTION_NOT_FOUND));
+
+        return SubDetailResponse.builder()
+                .serviceName(subscription.getName())
+                .logoUrl(subscription.getLogoUrl())
+                .category(subscription.getCategory())
+                .description(subscription.getDescription())
+                .price(subscription.getPrice())
+                .maxSharedUsers(subscription.getMaxSharedUsers())
+                .build();
+    }
+
+    @Override
+    @Transactional
+    public void subscribe(Long subscriptionId, String userId) {
+        // 구독 서비스 존재 확인
+        subscriptionReader.findById(subscriptionId)
+                .orElseThrow(() -> new BusinessException(ErrorCode.SUBSCRIPTION_NOT_FOUND));
+
+        mySubscriptionWriter.save(userId, subscriptionId);
+    }
+
+    @Override
+    @Transactional
+    public void cancel(Long subscriptionId) {
+        mySubscriptionWriter.delete(subscriptionId);
+    }
+
+    @Override
+    @Transactional(readOnly = true)
+    public List<CategoryResponse> getAllCategories() {
+        return subscriptionReader.findAllCategories().stream()
+                .map(category -> CategoryResponse.builder()
+                        .categoryId(category.getCategoryId())
+                        .categoryName(category.getName())
+                        .build())
+                .collect(Collectors.toList());
+    }
+
+    @Override
+    @Transactional(readOnly = true)
+    public List<ServiceListResponse> getServicesByCategory(String categoryId) {
+        return subscriptionReader.findByCategory(categoryId).stream()
+                .map(subscription -> ServiceListResponse.builder()
+                        .serviceId(subscription.getId().toString())
+                        .serviceName(subscription.getName())
+                        .description(subscription.getDescription())
+                        .price(subscription.getPrice())
+                        .logoUrl(subscription.getLogoUrl())
+                        .build())
+                .collect(Collectors.toList());
+    }
+
     private String calculateFeeLevel(long totalFee) {
-        if (totalFee < 100000) return "구독을 좋아하는 사람";
-        if (totalFee < 200000) return "구독 수집자";
-        return "구독 사치왕";
+        if (totalFee < 100000) return FeeLevel.LIKFER.getFeeLevel();
+        if (totalFee < 200000) return FeeLevel.COLLECTOR.getFeeLevel();
+        return FeeLevel.ADDICT.getFeeLevel();
     }
 }

mysub-infra/build/resolvedMainClassName

@@ -0,0 +1 @@
+com.unicorn.lifesub.mysub.infra.MySubApplication

mysub-infra/build/resources/main/application.yml

@@ -5,22 +5,30 @@ spring:
   application:
     name: mysub-service
   datasource:
-    url: ${POSTGRES_URL}
-    username: ${POSTGRES_USER}
-    password: ${POSTGRES_PASSWORD}
+    url: jdbc:postgresql://${POSTGRES_HOST:localhost}:${POSTGRES_PORT:5432}/${POSTGRES_DB:mysub}
+    username: ${POSTGRES_USER:admin}
+    password: ${POSTGRES_PASSWORD:Passw0rd}
     driver-class-name: org.postgresql.Driver
+  # JPA 설정
   jpa:
     hibernate:
-      ddl-auto: ${JPA_DDL_AUTO:validate}
-    show-sql: ${JPA_SHOW_SQL:false}
+      ddl-auto: ${JPA_DDL_AUTO:update}
+    show-sql: ${JPA_SHOW_SQL:true}
     properties:
       hibernate:
         format_sql: true
+        dialect: org.hibernate.dialect.PostgreSQLDialect
 
-allowedorigins: ${ALLOWED_ORIGINS:*}
+jwt:
+  secret-key: ${JWT_SECRET_KEY:8O2HQ13etL2BWZvYOiWsJ5uWFoLi6NBUG8divYVoCgtHVvlk3dqRksMl16toztDUeBTSIuOOPvHIrYq11G2BwQ}
+
+allowed-origins: ${ALLOWED_ORIGINS:*}
 
 springdoc:
   swagger-ui:
     path: /swagger-ui.html
-  api-docs:
-    path: /api-docs
+
+logging:
+  level:
+    com.unicorn: DEBUG
+    org.hibernate.SQL: TRACE

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/MySubApplication.java

@@ -2,8 +2,14 @@ package com.unicorn.lifesub.mysub.infra;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
 
-@SpringBootApplication
+@SpringBootApplication(
+        scanBasePackages = {
+                "com.unicorn.lifesub.mysub",
+                "com.unicorn.lifesub.common"
+        }
+)
 public class MySubApplication {
     public static void main(String[] args) {
         SpringApplication.run(MySubApplication.class, args);

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/config/DataLoader.java

@@ -0,0 +1,128 @@
+// File: lifesub/mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/config/DataLoader.java
+package com.unicorn.lifesub.mysub.infra.config;
+
+import com.unicorn.lifesub.mysub.infra.gateway.entity.CategoryEntity;
+import com.unicorn.lifesub.mysub.infra.gateway.entity.SubscriptionEntity;
+import com.unicorn.lifesub.mysub.infra.gateway.repository.CategoryJpaRepository;
+import com.unicorn.lifesub.mysub.infra.gateway.repository.SubscriptionJpaRepository;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.stereotype.Component;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+
+@Slf4j
+@Component
+@RequiredArgsConstructor
+public class DataLoader implements CommandLineRunner {
+
+    private final CategoryJpaRepository categoryRepository;
+    private final SubscriptionJpaRepository subscriptionRepository;
+
+    @Override
+    @Transactional
+    public void run(String... args) {
+        if (categoryRepository.count() == 0) {
+            loadCategories();
+        }
+
+        if (subscriptionRepository.count() == 0) {
+            loadSubscriptions();
+        }
+    }
+
+    private void loadCategories() {
+        log.info("Loading sample categories...");
+
+        List<CategoryEntity> categories = Arrays.asList(
+                CategoryEntity.builder()
+                        .categoryId("OTT")
+                        .name("OTT/동영상")
+                        .build(),
+                CategoryEntity.builder()
+                        .categoryId("MUSIC")
+                        .name("음악")
+                        .build(),
+                CategoryEntity.builder()
+                        .categoryId("FOOD")
+                        .name("식품")
+                        .build(),
+                CategoryEntity.builder()
+                        .categoryId("LIFE")
+                        .name("생활")
+                        .build(),
+                CategoryEntity.builder()
+                        .categoryId("BEAUTY")
+                        .name("뷰티")
+                        .build(),
+                CategoryEntity.builder()
+                        .categoryId("EDU")
+                        .name("교육")
+                        .build()
+        );
+
+        categoryRepository.saveAll(categories);
+        log.info("Sample categories loaded");
+    }
+
+    private void loadSubscriptions() {
+        log.info("Loading sample subscriptions...");
+
+        // 카테고리별 서비스 매핑
+        Map<String, List<SubscriptionEntity>> subscriptionsByCategory = Map.of(
+                "OTT", Arrays.asList(
+                        createSubscription("넷플릭스", "전세계 최대 OTT 서비스", "OTT", 17000, 4, "/images/netflix.png"),
+                        createSubscription("티빙", "국내 실시간 방송과 예능/드라마 VOD", "OTT", 13900, 4, "/images/tving.png"),
+                        createSubscription("디즈니플러스", "디즈니, 픽사, 마블, 스타워즈 콘텐츠", "OTT", 9900, 4, "/images/disney.png")
+                ),
+                "MUSIC", Arrays.asList(
+                        createSubscription("멜론", "국내 최대 음원 스트리밍", "MUSIC", 10900, 1, "/images/melon.png"),
+                        createSubscription("스포티파이", "전세계 음악 스트리밍", "MUSIC", 10900, 6, "/images/spotify.png"),
+                        createSubscription("유튜브 뮤직", "유튜브 음원 스트리밍", "MUSIC", 8900, 5, "/images/youtube-music.png")
+                ),
+                "FOOD", Arrays.asList(
+                        createSubscription("쿠팡이츠", "식품 정기배송", "FOOD", 4900, 1, "/images/coupang-eats.png"),
+                        createSubscription("마켓컬리", "신선식품 새벽배송", "FOOD", 4900, 1, "/images/kurly.png"),
+                        createSubscription("배민", "배달음식 구독", "FOOD", 5900, 1, "/images/baemin.png")
+                ),
+                "LIFE", Arrays.asList(
+                        createSubscription("당근", "중고거래 프리미엄", "LIFE", 3900, 1, "/images/karrot.png"),
+                        createSubscription("쿠팡 로켓와우", "무료배송 구독", "LIFE", 4900, 4, "/images/coupang.png"),
+                        createSubscription("밀리의 서재", "전자책 구독", "LIFE", 9900, 1, "/images/millie.png")
+                ),
+                "BEAUTY", Arrays.asList(
+                        createSubscription("올리브영", "뷰티 정기구독", "BEAUTY", 15900, 1, "/images/oliveyoung.png"),
+                        createSubscription("시코르", "화장품 구독박스", "BEAUTY", 29900, 1, "/images/chicor.png"),
+                        createSubscription("롭스", "뷰티 멤버십", "BEAUTY", 19900, 1, "/images/lohbs.png")
+                ),
+                "EDU", Arrays.asList(
+                        createSubscription("클래스101", "취미/교양 클래스", "EDU", 19900, 1, "/images/class101.png"),
+                        createSubscription("탈잉", "원데이 클래스", "EDU", 29900, 1, "/images/taling.png"),
+                        createSubscription("캐치", "IT 실무 교육", "EDU", 99000, 1, "/images/catch.png")
+                )
+        );
+
+        // 모든 서비스 저장
+        subscriptionsByCategory.values().stream()
+                .flatMap(List::stream)
+                .forEach(subscriptionRepository::save);
+
+        log.info("Sample subscriptions loaded");
+    }
+
+    private SubscriptionEntity createSubscription(String name, String description, String category,
+                                                  int price, int maxSharedUsers, String logoUrl) {
+        return SubscriptionEntity.builder()
+                .name(name)
+                .description(description)
+                .category(category)
+                .price(price)
+                .maxSharedUsers(maxSharedUsers)
+                .logoUrl(logoUrl)
+                .build();
+    }
+}

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/config/SecurityConfig.java

@@ -24,7 +24,7 @@ import java.util.List;
 public class SecurityConfig {
     protected final JwtTokenProvider jwtTokenProvider;
 
-    @Value("${allowedorigins}")
+    @Value("${allowed-origins}")
     private String allowedOrigins;
 
     public SecurityConfig(JwtTokenProvider jwtTokenProvider) {

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/config/jwt/JwtTokenProvider.java

@@ -25,7 +25,7 @@ import java.util.stream.Collectors;
 public class JwtTokenProvider {
     private final Algorithm algorithm;
 
-    public JwtTokenProvider(@Value("${jwt.secret}") String secretKey) {
+    public JwtTokenProvider(@Value("${jwt.secret-key}") String secretKey) {
         this.algorithm = Algorithm.HMAC512(secretKey);
     }
 

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/controller/CategoryController.java

@@ -5,6 +5,7 @@ import com.unicorn.lifesub.mysub.biz.dto.CategoryResponse;
 import com.unicorn.lifesub.mysub.biz.dto.ServiceListResponse;
 import com.unicorn.lifesub.mysub.biz.usecase.in.CategoryUseCase;
 import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
@@ -17,6 +18,7 @@ import java.util.List;
 
 @Tag(name = "구독 카테고리 API", description = "구독 카테고리 관련 API")
 @RestController
+@SecurityRequirement(name = "bearerAuth")    //이 어노테이션이 없으면 요청 헤더에 Authorization헤더가 안 생김
 @RequestMapping("/api/mysub")
 @RequiredArgsConstructor
 public class CategoryController {

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/controller/MySubController.java

@@ -6,6 +6,7 @@ import com.unicorn.lifesub.mysub.biz.dto.TotalFeeResponse;
 import com.unicorn.lifesub.mysub.biz.usecase.in.MySubscriptionsUseCase;
 import com.unicorn.lifesub.mysub.biz.usecase.in.TotalFeeUseCase;
 import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
@@ -15,6 +16,7 @@ import java.util.List;
 
 @Tag(name = "마이구독 API", description = "마이구독 관련 API")
 @RestController
+@SecurityRequirement(name = "bearerAuth")    //이 어노테이션이 없으면 요청 헤더에 Authorization헤더가 안 생김
 @RequestMapping("/api/mysub")
 @RequiredArgsConstructor
 public class MySubController {

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/controller/ServiceController.java

@@ -6,6 +6,7 @@ import com.unicorn.lifesub.mysub.biz.usecase.in.CancelSubscriptionUseCase;
 import com.unicorn.lifesub.mysub.biz.usecase.in.SubscribeUseCase;
 import com.unicorn.lifesub.mysub.biz.usecase.in.SubscriptionDetailUseCase;
 import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
@@ -13,6 +14,7 @@ import org.springframework.web.bind.annotation.*;
 
 @Tag(name = "구독 서비스 API", description = "구독 서비스 관련 API")
 @RestController
+@SecurityRequirement(name = "bearerAuth")    //이 어노테이션이 없으면 요청 헤더에 Authorization헤더가 안 생김
 @RequestMapping("/api/mysub/services")
 @RequiredArgsConstructor
 public class ServiceController {

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/gateway/MySubscriptionGateway.java

@@ -1,14 +1,14 @@
-package com.unicorn.lifesub.mysub.infra.adapter;
+package com.unicorn.lifesub.mysub.infra.gateway;
 
 import com.unicorn.lifesub.common.exception.BusinessException;
 import com.unicorn.lifesub.common.exception.ErrorCode;
 import com.unicorn.lifesub.mysub.biz.domain.MySubscription;
 import com.unicorn.lifesub.mysub.biz.usecase.out.MySubscriptionReader;
 import com.unicorn.lifesub.mysub.biz.usecase.out.MySubscriptionWriter;
-import com.unicorn.lifesub.mysub.infra.entity.MySubscriptionEntity;
-import com.unicorn.lifesub.mysub.infra.entity.SubscriptionEntity;
-import com.unicorn.lifesub.mysub.infra.repository.MySubscriptionJpaRepository;
-import com.unicorn.lifesub.mysub.infra.repository.SubscriptionJpaRepository;
+import com.unicorn.lifesub.mysub.infra.gateway.entity.MySubscriptionEntity;
+import com.unicorn.lifesub.mysub.infra.gateway.entity.SubscriptionEntity;
+import com.unicorn.lifesub.mysub.infra.gateway.repository.MySubscriptionJpaRepository;
+import com.unicorn.lifesub.mysub.infra.gateway.repository.SubscriptionJpaRepository;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Component;
 
@@ -18,7 +18,7 @@ import java.util.stream.Collectors;
 
 @Component
 @RequiredArgsConstructor
-public class MySubscriptionAdapter implements MySubscriptionReader, MySubscriptionWriter {
+public class MySubscriptionGateway implements MySubscriptionReader, MySubscriptionWriter {
     private final MySubscriptionJpaRepository mySubscriptionRepository;
     private final SubscriptionJpaRepository subscriptionRepository;
 

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/gateway/SubscriptionGateway.java

@@ -1,14 +1,12 @@
-package com.unicorn.lifesub.mysub.infra.adapter;
+package com.unicorn.lifesub.mysub.infra.gateway;
 
-import com.unicorn.lifesub.common.exception.BusinessException;
-import com.unicorn.lifesub.common.exception.ErrorCode;
 import com.unicorn.lifesub.mysub.biz.domain.Subscription;
 import com.unicorn.lifesub.mysub.biz.domain.Category;
 import com.unicorn.lifesub.mysub.biz.usecase.out.SubscriptionReader;
-import com.unicorn.lifesub.mysub.infra.entity.SubscriptionEntity;
-import com.unicorn.lifesub.mysub.infra.entity.CategoryEntity;
-import com.unicorn.lifesub.mysub.infra.repository.SubscriptionJpaRepository;
-import com.unicorn.lifesub.mysub.infra.repository.CategoryJpaRepository;
+import com.unicorn.lifesub.mysub.infra.gateway.entity.SubscriptionEntity;
+import com.unicorn.lifesub.mysub.infra.gateway.entity.CategoryEntity;
+import com.unicorn.lifesub.mysub.infra.gateway.repository.SubscriptionJpaRepository;
+import com.unicorn.lifesub.mysub.infra.gateway.repository.CategoryJpaRepository;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Component;
 
@@ -18,7 +16,7 @@ import java.util.stream.Collectors;
 
 @Component
 @RequiredArgsConstructor
-public class SubscriptionAdapter implements SubscriptionReader {
+public class SubscriptionGateway implements SubscriptionReader {
     private final SubscriptionJpaRepository subscriptionRepository;
     private final CategoryJpaRepository categoryRepository;
 

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/gateway/entity/CategoryEntity.java

@@ -1,13 +1,13 @@
-package com.unicorn.lifesub.mysub.infra.entity;
+package com.unicorn.lifesub.mysub.infra.gateway.entity;
 
 import com.unicorn.lifesub.common.entity.BaseTimeEntity;
 import com.unicorn.lifesub.mysub.biz.domain.Category;
 import jakarta.persistence.Entity;
 import jakarta.persistence.Table;
+import jakarta.persistence.Id;
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
-import org.springframework.data.annotation.Id;
 
 @Entity
 @Table(name = "categories")

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/gateway/entity/MySubscriptionEntity.java

@@ -1,4 +1,4 @@
-package com.unicorn.lifesub.mysub.infra.entity;
+package com.unicorn.lifesub.mysub.infra.gateway.entity;
 
 import com.unicorn.lifesub.mysub.biz.domain.MySubscription;
 import jakarta.persistence.*;

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/gateway/entity/SubscriptionEntity.java

@@ -1,4 +1,4 @@
-package com.unicorn.lifesub.mysub.infra.entity;
+package com.unicorn.lifesub.mysub.infra.gateway.entity;
 
 import com.unicorn.lifesub.common.entity.BaseTimeEntity;
 import com.unicorn.lifesub.mysub.biz.domain.Subscription;

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/gateway/repository/CategoryJpaRepository.java

@@ -1,6 +1,6 @@
-package com.unicorn.lifesub.mysub.infra.repository;
+package com.unicorn.lifesub.mysub.infra.gateway.repository;
 
-import com.unicorn.lifesub.mysub.infra.entity.CategoryEntity;
+import com.unicorn.lifesub.mysub.infra.gateway.entity.CategoryEntity;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface CategoryJpaRepository extends JpaRepository<CategoryEntity, String> {

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/gateway/repository/MySubscriptionJpaRepository.java

@@ -1,6 +1,6 @@
-package com.unicorn.lifesub.mysub.infra.repository;
+package com.unicorn.lifesub.mysub.infra.gateway.repository;
 
-import com.unicorn.lifesub.mysub.infra.entity.MySubscriptionEntity;
+import com.unicorn.lifesub.mysub.infra.gateway.entity.MySubscriptionEntity;
 import org.springframework.data.jpa.repository.JpaRepository;
 import java.util.List;
 

mysub-infra/src/main/java/com/unicorn/lifesub/mysub/infra/gateway/repository/SubscriptionJpaRepository.java

@@ -1,6 +1,6 @@
-package com.unicorn.lifesub.mysub.infra.repository;
+package com.unicorn.lifesub.mysub.infra.gateway.repository;
 
-import com.unicorn.lifesub.mysub.infra.entity.SubscriptionEntity;
+import com.unicorn.lifesub.mysub.infra.gateway.entity.SubscriptionEntity;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 import java.util.List;

mysub-infra/src/main/resources/application.yml

@@ -9,21 +9,26 @@ spring:
     username: ${POSTGRES_USER:admin}
     password: ${POSTGRES_PASSWORD:Passw0rd}
     driver-class-name: org.postgresql.Driver
+  # JPA 설정
   jpa:
     hibernate:
       ddl-auto: ${JPA_DDL_AUTO:update}
-    show-sql: ${JPA_SHOW_SQL:false}
+    show-sql: ${JPA_SHOW_SQL:true}
     properties:
       hibernate:
         format_sql: true
-
-allowedorigins: ${ALLOWED_ORIGINS:*}
+        dialect: org.hibernate.dialect.PostgreSQLDialect
 
 jwt:
-  secret: ${JWT_SECRET:8O2HQ13etL2BWZvYOiWsJ5uWFoLi6NBUG8divYVoCgtHVvlk3dqRksMl16toztDUeBTSIuOOPvHIrYq11G2BwQ==}
+  secret-key: ${JWT_SECRET_KEY:8O2HQ13etL2BWZvYOiWsJ5uWFoLi6NBUG8divYVoCgtHVvlk3dqRksMl16toztDUeBTSIuOOPvHIrYq11G2BwQ}
+
+allowed-origins: ${ALLOWED_ORIGINS:*}
 
 springdoc:
   swagger-ui:
     path: /swagger-ui.html
-  api-docs:
-    path: /api-docs
+
+logging:
+  level:
+    com.unicorn: DEBUG
+    org.hibernate.SQL: TRACE

recommend/build/resolvedMainClassName

@@ -0,0 +1 @@
+com.unicorn.lifesub.recommend.RecommendApplication

recommend/build/resources/main/application.yml

@@ -5,22 +5,31 @@ spring:
   application:
     name: recommend-service
   datasource:
-    url: ${POSTGRES_URL}
-    username: ${POSTGRES_USER}
-    password: ${POSTGRES_PASSWORD}
+    url: jdbc:postgresql://${POSTGRES_HOST:localhost}:${POSTGRES_PORT:5432}/${POSTGRES_DB:recommend}
+    username: ${POSTGRES_USER:admin}
+    password: ${POSTGRES_PASSWORD:Passw0rd}
     driver-class-name: org.postgresql.Driver
+  # JPA 설정
   jpa:
     hibernate:
-      ddl-auto: ${JPA_DDL_AUTO:validate}
-    show-sql: ${JPA_SHOW_SQL:false}
+      ddl-auto: ${JPA_DDL_AUTO:update}
+    show-sql: ${JPA_SHOW_SQL:true}
     properties:
       hibernate:
         format_sql: true
+        dialect: org.hibernate.dialect.PostgreSQLDialect
 
-allowedorigins: ${ALLOWED_ORIGINS:*}
+jwt:
+  secret-key: ${JWT_SECRET_KEY:8O2HQ13etL2BWZvYOiWsJ5uWFoLi6NBUG8divYVoCgtHVvlk3dqRksMl16toztDUeBTSIuOOPvHIrYq11G2BwQ}
+
+allowed-origins: ${ALLOWED_ORIGINS:*}
 
 springdoc:
   swagger-ui:
     path: /swagger-ui.html
-  api-docs:
-    path: /api-docs
+
+logging:
+  level:
+    com.unicorn: DEBUG
+    org.hibernate.SQL: TRACE
+

recommend/src/main/java/com/unicorn/lifesub/recommend/RecommendApplication.java

@@ -3,8 +3,12 @@ package com.unicorn.lifesub.recommend;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 
-@SpringBootApplication
-
+@SpringBootApplication(
+        scanBasePackages = {
+                "com.unicorn.lifesub.recommend",
+                "com.unicorn.lifesub.common"
+        }
+)
 public class RecommendApplication {
     public static void main(String[] args) {
         SpringApplication.run(RecommendApplication.class, args);

recommend/src/main/java/com/unicorn/lifesub/recommend/config/DataLoader.java

@@ -0,0 +1,113 @@
+// File: lifesub/recommend/src/main/java/com/unicorn/lifesub/recommend/config/DataLoader.java
+package com.unicorn.lifesub.recommend.config;
+
+import com.unicorn.lifesub.recommend.repository.entity.RecommendedCategoryEntity;
+import com.unicorn.lifesub.recommend.repository.entity.SpendingEntity;
+import com.unicorn.lifesub.recommend.repository.jpa.RecommendRepository;
+import com.unicorn.lifesub.recommend.repository.jpa.SpendingRepository;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.stereotype.Component;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.time.LocalDate;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Random;
+
+@Slf4j
+@Component
+@RequiredArgsConstructor
+public class DataLoader implements CommandLineRunner  {
+
+    private final RecommendRepository recommendRepository;
+    private final SpendingRepository spendingRepository;
+    private final Random random = new Random();
+
+    private static final List<String> SPENDING_CATEGORIES = Arrays.asList(
+            "COSMETICS", "ENTERTAINMENT", "EDUCATION", "RESTAURANT", "MUSIC", "DAILY"
+    );
+
+    private static final List<String> SUBSCRIPTION_CATEGORIES = Arrays.asList(
+            "BEAUTY", "OTT", "EDU", "FOOD", "MUSIC", "LIFE"
+    );
+
+    @Override                   // CommandLineRunner의 run 메소드 구현
+    @Transactional
+    public void run(String... args) throws Exception {
+        log.info("Initializing sample data...");
+        initSpendingHistory();
+        initRecommendedCategories();
+        log.info("Sample data initialization completed.");
+    }
+
+    private void initSpendingHistory() {
+        // 기존 데이터 삭제
+        spendingRepository.deleteAll();
+
+        List<SpendingEntity> spendings = new ArrayList<>();
+        LocalDate now = LocalDate.now();
+
+        // user01 ~ user10까지의 지출 데이터 생성
+        for (int i = 1; i <= 10; i++) {
+            String userId = String.format("user%02d", i);
+
+            // 각 사용자별로 지난 한달간 5~10건의 지출 데이터 생성
+            int numTransactions = 5 + random.nextInt(6);
+
+            for (int j = 0; j < numTransactions; j++) {
+                String category = SPENDING_CATEGORIES.get(random.nextInt(SPENDING_CATEGORIES.size()));
+                long amount = (50 + random.nextInt(451)) * 1000L; // 5만원 ~ 50만원 사이
+                int daysAgo = random.nextInt(30); // 최근 30일 이내
+
+                spendings.add(SpendingEntity.builder()
+                        .userId(userId)
+                        .category(category)
+                        .amount(amount)
+                        .spendingDate(now.minusDays(daysAgo))
+                        .build());
+            }
+        }
+
+        spendingRepository.saveAll(spendings);
+        log.info("Spending history data initialized with {} records", spendings.size());
+    }
+
+    private void initRecommendedCategories() {
+        // 기존 데이터 삭제
+        recommendRepository.deleteAll();
+
+        // 지출 카테고리와 추천 구독 카테고리 매핑 데이터 생성
+        List<RecommendedCategoryEntity> categories = Arrays.asList(
+                RecommendedCategoryEntity.builder()
+                        .spendingCategory("COSMETICS")
+                        .recommendCategory("BEAUTY")
+                        .build(),
+                RecommendedCategoryEntity.builder()
+                        .spendingCategory("ENTERTAINMENT")
+                        .recommendCategory("OTT")
+                        .build(),
+                RecommendedCategoryEntity.builder()
+                        .spendingCategory("EDUCATION")
+                        .recommendCategory("EDU")
+                        .build(),
+                RecommendedCategoryEntity.builder()
+                        .spendingCategory("RESTAURANT")
+                        .recommendCategory("FOOD")
+                        .build(),
+                RecommendedCategoryEntity.builder()
+                        .spendingCategory("MUSIC")
+                        .recommendCategory("MUSIC")
+                        .build(),
+                RecommendedCategoryEntity.builder()
+                        .spendingCategory("DAILY")
+                        .recommendCategory("LIFE")
+                        .build()
+        );
+
+        recommendRepository.saveAll(categories);
+        log.info("Recommended categories data initialized with {} records", categories.size());
+    }
+}

recommend/src/main/java/com/unicorn/lifesub/recommend/config/SecurityConfig.java

@@ -24,7 +24,7 @@ import java.util.List;
 public class SecurityConfig {
     protected final JwtTokenProvider jwtTokenProvider;
 
-    @Value("${allowedorigins}")
+    @Value("${allowed-origins}")
     private String allowedOrigins;
 
     public SecurityConfig(JwtTokenProvider jwtTokenProvider) {

recommend/src/main/java/com/unicorn/lifesub/recommend/config/jwt/JwtTokenProvider.java

@@ -25,7 +25,7 @@ import java.util.stream.Collectors;
 public class JwtTokenProvider {
     private final Algorithm algorithm;
 
-    public JwtTokenProvider(@Value("${jwt.secret}") String secretKey) {
+    public JwtTokenProvider(@Value("${jwt.secret-key}") String secretKey) {
         this.algorithm = Algorithm.HMAC512(secretKey);
     }
 

recommend/src/main/java/com/unicorn/lifesub/recommend/controller/RecommendController.java

@@ -4,6 +4,7 @@ import com.unicorn.lifesub.common.dto.ApiResponse;
 import com.unicorn.lifesub.recommend.dto.RecommendCategoryDTO;
 import com.unicorn.lifesub.recommend.service.RecommendService;
 import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
@@ -14,6 +15,7 @@ import org.springframework.web.bind.annotation.RestController;
 
 @Tag(name = "구독추천 API", description = "구독추천 관련 API")
 @RestController
+@SecurityRequirement(name = "bearerAuth")    //이 어노테이션이 없으면 요청 헤더에 Authorization헤더가 안 생김
 @RequestMapping("/api/recommend")
 @RequiredArgsConstructor
 public class RecommendController {

recommend/src/main/java/com/unicorn/lifesub/recommend/dto/RecommendCategoryDTO.java

@@ -8,6 +8,7 @@ import java.time.LocalDate;
 @Builder
 public class RecommendCategoryDTO {
     private String categoryName;
-    private String imagePath;
     private LocalDate baseDate;
+    private String spendingCategory;
+    private Long totalSpending;
 }

recommend/src/main/java/com/unicorn/lifesub/recommend/repository/jpa/RecommendRepository.java

@@ -1,19 +1,10 @@
 package com.unicorn.lifesub.recommend.repository.jpa;
 
 import com.unicorn.lifesub.recommend.repository.entity.RecommendedCategoryEntity;
-import com.unicorn.lifesub.recommend.repository.entity.SpendingEntity;
 import org.springframework.data.jpa.repository.JpaRepository;
-import org.springframework.data.jpa.repository.Query;
-import org.springframework.data.repository.query.Param;
 
-import java.time.LocalDate;
-import java.util.List;
 import java.util.Optional;
 
 public interface RecommendRepository extends JpaRepository<RecommendedCategoryEntity, Long> {
     Optional<RecommendedCategoryEntity> findBySpendingCategory(String category);
-
-    @Query("SELECT s FROM SpendingEntity s WHERE s.userId = :userId AND s.spendingDate >= :startDate")
-    List<SpendingEntity> findSpendingsByUserIdAndDateAfter(@Param("userId") String userId, 
-                                                          @Param("startDate") LocalDate startDate);
 }

recommend/src/main/java/com/unicorn/lifesub/recommend/repository/jpa/SpendingRepository.java

@@ -0,0 +1,16 @@
+// File: lifesub/recommend/src/main/java/com/unicorn/lifesub/recommend/repository/jpa/SpendingRepository.java
+package com.unicorn.lifesub.recommend.repository.jpa;
+
+import com.unicorn.lifesub.recommend.repository.entity.SpendingEntity;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
+
+import java.time.LocalDate;
+import java.util.List;
+
+public interface SpendingRepository extends JpaRepository<SpendingEntity, Long> {
+    @Query("SELECT s FROM SpendingEntity s WHERE s.userId = :userId AND s.spendingDate >= :startDate")
+    List<SpendingEntity> findSpendingsByUserIdAndDateAfter(@Param("userId") String userId,
+                                                           @Param("startDate") LocalDate startDate);
+}

recommend/src/main/java/com/unicorn/lifesub/recommend/service/RecommendServiceImpl.java

@@ -1,3 +1,4 @@
+// File: lifesub/recommend/src/main/java/com/unicorn/lifesub/recommend/service/RecommendServiceImpl.java
 package com.unicorn.lifesub.recommend.service;
 
 import com.unicorn.lifesub.common.exception.BusinessException;
@@ -6,16 +7,20 @@ import com.unicorn.lifesub.recommend.domain.RecommendedCategory;
 import com.unicorn.lifesub.recommend.domain.SpendingCategory;
 import com.unicorn.lifesub.recommend.dto.RecommendCategoryDTO;
 import com.unicorn.lifesub.recommend.repository.jpa.RecommendRepository;
+import com.unicorn.lifesub.recommend.repository.jpa.SpendingRepository;
+import com.unicorn.lifesub.recommend.repository.entity.SpendingEntity;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import java.time.LocalDate;
+import java.util.List;
 
 @Service
 @RequiredArgsConstructor
 public class RecommendServiceImpl implements RecommendService {
     private final RecommendRepository recommendRepository;
+    private final SpendingRepository spendingRepository;
     private final SpendingAnalyzer spendingAnalyzer;
 
     @Override
@@ -23,27 +28,29 @@ public class RecommendServiceImpl implements RecommendService {
     public RecommendCategoryDTO getRecommendedCategory(String userId) {
         LocalDate startDate = LocalDate.now().minusMonths(1);
 
-        SpendingCategory topSpending = spendingAnalyzer.analyzeSpending(
-            recommendRepository.findSpendingsByUserIdAndDateAfter(userId, startDate)
-        );
+        List<SpendingEntity> spendings = spendingRepository.findSpendingsByUserIdAndDateAfter(userId, startDate);
+
+        if (spendings.isEmpty()) {
+            throw new BusinessException(ErrorCode.NO_SPENDING_DATA);
+        }
+
+        SpendingCategory topSpending = spendingAnalyzer.analyzeSpending(spendings);
 
         if (topSpending == null) {
             throw new BusinessException(ErrorCode.NO_SPENDING_DATA);
         }
 
         RecommendedCategory recommendedCategory = recommendRepository
-            .findBySpendingCategory(topSpending.getCategory())
-            .orElseThrow(() -> new BusinessException(ErrorCode.NO_SPENDING_DATA))
-            .toDomain();
+                .findBySpendingCategory(topSpending.getCategory())
+                .orElseThrow(() -> new BusinessException(ErrorCode.NO_RECOMMENDATION_DATA))
+                .toDomain();
 
         return RecommendCategoryDTO.builder()
                 .categoryName(recommendedCategory.getRecommendCategory())
-                .imagePath(getCategoryImagePath(recommendedCategory.getRecommendCategory()))
                 .baseDate(recommendedCategory.getBaseDate())
+                .spendingCategory(topSpending.getCategory())
+                .totalSpending(topSpending.getTotalAmount())
                 .build();
     }
 
-    private String getCategoryImagePath(String category) {
-        return "/images/categories/" + category.toLowerCase() + ".png";
-    }
 }