fix[litemall-core]：修复日期显示格式。

litemall-core/src/main/java/org/linlinjava/litemall/core/config/JacksonConfig.java

 package org.linlinjava.litemall.core.config;
 
 import com.fasterxml.jackson.annotation.JsonInclude;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.SerializationFeature;
-import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
+import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
 import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateSerializer;
 import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
 import com.fasterxml.jackson.datatype.jsr310.ser.LocalTimeSerializer;
+import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.context.annotation.Primary;
+import org.springframework.core.Ordered;
+import org.springframework.core.annotation.Order;
 import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;
 
 import java.time.LocalDate;
@@ -19,18 +20,24 @@ import java.time.format.DateTimeFormatter;
 
 @Configuration
 public class JacksonConfig {
+
     @Bean
-    @Primary
-    public ObjectMapper objectMapper(Jackson2ObjectMapperBuilder builder) {
-        JavaTimeModule javaTimeModule = new JavaTimeModule();
-        javaTimeModule.addSerializer(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
-        javaTimeModule.addSerializer(LocalDate.class, new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
-        javaTimeModule.addSerializer(LocalTime.class, new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
+    @Order(Ordered.HIGHEST_PRECEDENCE)
+    public Jackson2ObjectMapperBuilderCustomizer customJackson() {
+        return new Jackson2ObjectMapperBuilderCustomizer() {
+            @Override
+            public void customize(Jackson2ObjectMapperBuilder builder) {
+                builder.serializerByType(LocalDateTime.class, new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+                builder.serializerByType(LocalDate.class, new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
+                builder.serializerByType(LocalTime.class, new LocalTimeSerializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
 
-        ObjectMapper objectMapper = builder.createXmlMapper(false).build();
-        objectMapper.registerModule(javaTimeModule);
-        objectMapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
-        objectMapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
-        return objectMapper;
+                builder.deserializerByType(LocalDateTime.class, new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+                builder.deserializerByType(LocalDate.class, new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
+                builder.deserializerByType(LocalTime.class, new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("HH:mm:ss")));
+                builder.serializationInclusion(JsonInclude.Include.NON_NULL);
+                builder.failOnUnknownProperties(false);
+                builder.featuresToDisable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
+            }
+        };
     }
 }