kos-mock Redis 설정 재추가: 캐시 설정 복원 및 로컬 환경 대응

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

kos-mock/src/main/resources/application.yml

@@ -24,6 +24,12 @@ spring:
     console:
       enabled: true
       path: /h2-console
+  # Redis 설정
+  data:
+    redis:
+      host: ${REDIS_HOST:localhost}
+      port: ${REDIS_PORT:6379}
+      password: ${REDIS_PASSWORD:}
 
 server:
   port: ${SERVER_PORT:8084}