修改时区为上海时区

ruoyi-admin/src/main/resources/application-druid.yml

         druid:
             # 主库数据源
             master:
-                url: jdbc:mysql://121.40.189.20:3306/arbitrate?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8&useSSL=false
+                url: jdbc:mysql://121.40.189.20:3306/arbitrate?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=Asia/Shanghai&useSSL=false
                 username: root
                 password: root123456
             # 从库数据源

ruoyi-framework/src/main/java/com/ruoyi/framework/config/ApplicationConfig.java

     @Bean
     public Jackson2ObjectMapperBuilderCustomizer jacksonObjectMapperCustomization()
     {
-        return jacksonObjectMapperBuilder -> jacksonObjectMapperBuilder.timeZone(TimeZone.getDefault());
+//        return jacksonObjectMapperBuilder -> jacksonObjectMapperBuilder.timeZone(TimeZone.getDefault());
+        return jacksonObjectMapperBuilder -> jacksonObjectMapperBuilder.timeZone("Asia/Shanghai");
     }
 }