fix(system): 修正登录记录时间格式和更新专家数据

- 为LoginRecord实体的createTime和updateTime字段添加时区配置GMT+8
- 更新.expert-history.json文件，新增高级开发工程师Will的专家信息
- 同步更新lastUpdated时间戳以反映最新变更

src/main/java/com/gxwebsoft/common/system/entity/LoginRecord.java

@@ -58,11 +58,11 @@ public class LoginRecord implements Serializable {
     private Integer tenantId;
 
     @Schema(description = "操作时间")
-    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss", timezone = "GMT+8")
     private LocalDateTime createTime;
 
     @Schema(description = "修改时间")
-    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss", timezone = "GMT+8")
     private LocalDateTime updateTime;
 
     @Schema(description = "用户id")