Fix: Remove deprecated CachingConfigurerSupport in CustomRedisCacheManager

src/main/java/com/ycwl/basic/config/CustomRedisCacheManager.java

@@ -4,7 +4,7 @@ import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
 import com.fasterxml.jackson.databind.jsontype.BasicPolymorphicTypeValidator;
 import com.fasterxml.jackson.databind.jsontype.PolymorphicTypeValidator;
-import org.springframework.cache.annotation.CachingConfigurerSupport;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.cache.annotation.EnableCaching;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -24,19 +24,12 @@ import java.time.Duration;
  */
 @Configuration
 @EnableCaching
-public class CustomRedisCacheManager extends CachingConfigurerSupport {
+public class CustomRedisCacheManager {
+    @Autowired
+    private ObjectMapper objectMapper;
 
     @Bean
     public RedisCacheConfiguration redisCacheConfiguration() {
-        ObjectMapper objectMapper = new ObjectMapper();
-        objectMapper.registerModule(new JavaTimeModule());
-
-        // Configure type handling to prevent ClassCastException
-        PolymorphicTypeValidator typeValidator = BasicPolymorphicTypeValidator.builder()
-            .allowIfBaseType(Object.class)
-            .build();
-        objectMapper.activateDefaultTyping(typeValidator, ObjectMapper.DefaultTyping.NON_FINAL);
-
         Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(objectMapper, Object.class);
 
         RedisCacheConfiguration configuration = RedisCacheConfiguration.defaultCacheConfig();