fix(be): Disable SQL logging in production and clean up security config (#126) (#127)

* fix(be): Disable SQL logging in production and clean up config

- Disable SQL logging (org.hibernate.SQL: WARN) for production performance
- Remove /weather/test1 test endpoint from security config
- Add H2 console disable comment for clarity
- Remove deprecated hibernate.dialect property

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

Co-Authored-By: Claude <[email protected]>

* docs(be): Add comment explaining dialect removal

- Add comment explaining why hibernate.dialect was removed
- Hibernate 6.x auto-detects dialect from JDBC URL
- Explicit dialect configuration is deprecated

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

Co-Authored-By: Claude <[email protected]>

---------

Co-authored-by: Claude <[email protected]>

Author: JIWONKIMS

src/main/kotlin/com/back/koreaTravelGuide/common/security/SecurityConfig.kt

@@ -69,7 +69,6 @@ class SecurityConfig(
                 authorize("/webjars/swagger-ui/**", permitAll)
                 authorize("/api/auth/**", permitAll)
                 authorize("/actuator/health", permitAll)
-                authorize("/weather/test1", permitAll)
                 authorize("/favicon.ico", permitAll)
                 if (isDev) {
                     authorize(anyRequest, permitAll)

src/main/resources/application-prod.yml

@@ -1,6 +1,11 @@
 spring:
   autoconfigure:
     exclude:
+  
+  h2:
+    console:
+      enabled: false  # 프로덕션 환경에서 H2 Console 비활성화 (보안)
+  
   datasource:
     url: jdbc:postgresql://postgresql_1:5432/${SPRING__DATASOURCE__URL___DB_NAME}
     username: ${SPRING_DATASOURCE_USERNAME} # local용 근접 접근 계정
@@ -13,7 +18,7 @@ spring:
     properties:
       hibernate:
         format_sql: true
-        dialect: org.hibernate.dialect.PostgreSQLDialect
+        # dialect 설정 제거: Hibernate 6.x부터 JDBC URL 기반으로 자동 감지되며, 명시적 설정은 deprecated됨
 
   ai:
     vectorstore:
@@ -46,7 +51,7 @@ logging:
     com.back: INFO                # 서비스 로그는 정보 레벨 이상만
     org.springframework.web: WARN # 웹 관련 경고/에러만
     org.springframework.security: WARN # 로그인 실패/보안 경고 위주
-    org.hibernate.SQL: INFO       # SQL 전체 로그는 끄고, 필요시 운영 중에만 열기
+    org.hibernate.SQL: WARN       # SQL 로그 비활성화 (프로덕션 성능 및 로그 용량 최적화). 디버깅 필요시 INFO로 변경
   pattern:
     console: "[%d{yyyy-MM-dd HH:mm:ss}] %-5level %logger{36} - %msg%n"