content-service 핵심 비즈니스 로직 및 영속성 계층 구현 완료

- Domain 모델 구현 (ImageStyle, Platform, GeneratedImage, Content, Job)
- JPA Entity 및 Repository 구현 (3개 엔티티, 3개 리포지토리)
- UseCase 인터페이스 정의 (Inbound 6개, Outbound 8개)
- Service 구현 (JobManagement, GetEventContent, GetImageList, GetImageDetail)
- DTO 구현 (ContentCommand, ContentInfo, ImageInfo, JobInfo)
- Application 설정 (ContentApplication, application.yml)
- 컴파일 오류 수정 및 검증 완료

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

content-service/src/main/resources/application.yml

@@ -0,0 +1,50 @@
+spring:
+  application:
+    name: content-service
+
+  datasource:
+    url: jdbc:postgresql://4.217.131.139:5432/contentdb
+    username: eventuser
+    password: Hi5Jessica!
+    driver-class-name: org.postgresql.Driver
+
+  jpa:
+    database-platform: org.hibernate.dialect.PostgreSQLDialect
+    hibernate:
+      ddl-auto: update
+    show-sql: true
+    properties:
+      hibernate:
+        format_sql: true
+        use_sql_comments: true
+
+  data:
+    redis:
+      host: 4.217.131.139
+      port: 6379
+
+  kafka:
+    bootstrap-servers: 20.249.125.115:9092
+    consumer:
+      group-id: content-service-consumers
+      auto-offset-reset: earliest
+      key-deserializer: org.apache.kafka.common.serialization.StringDeserializer
+      value-deserializer: org.apache.kafka.common.serialization.StringDeserializer
+
+server:
+  port: 8084
+
+jwt:
+  secret: kt-event-marketing-jwt-secret-key-for-authentication-and-authorization-2025
+  access-token-validity: 3600000
+  refresh-token-validity: 604800000
+
+azure:
+  storage:
+    connection-string: ${AZURE_STORAGE_CONNECTION_STRING:}
+    container-name: event-images
+
+logging:
+  level:
+    com.kt.event: DEBUG
+    org.hibernate.SQL: DEBUG