Add Redis Configuration

src/main/java/com/rest/api/service/security/CustomUserDetailService.java

@@ -1,8 +1,10 @@
 package com.rest.api.service.security;
 
 import com.rest.api.advice.exception.CUserNotFoundException;
+import com.rest.api.common.CacheKey;
 import com.rest.api.repo.UserJpaRepo;
 import lombok.RequiredArgsConstructor;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.security.core.userdetails.UserDetails;
 import org.springframework.security.core.userdetails.UserDetailsService;
 import org.springframework.stereotype.Service;
@@ -13,6 +15,7 @@ public class CustomUserDetailService implements UserDetailsService {
 
     private final UserJpaRepo userJpaRepo;
 
+    @Cacheable(value = CacheKey.USER, key = "#userPk", unless = "#result == null")
     public UserDetails loadUserByUsername(String userPk) {
         return userJpaRepo.findById(Long.valueOf(userPk)).orElseThrow(CUserNotFoundException::new);
     }