feat(wms): 添加员工异动管理功能

- 创建员工异动实体类 WmsEmployeeChange，包含异动记录主键、员工信息关联、异动类型等字段
- 定义员工异动业务对象 WmsEmployeeChangeBo 和视图对象 WmsEmployeeChangeVo
- 实现员工异动服务接口 IWmsEmployeeChangeService 及其具体实现类 WmsEmployeeChangeServiceImpl
- 添加员工异动数据访问层 WmsEmployeeChangeMapper 及对应的 MyBatis XML 映射文件
- 开发员工异动控制器 WmsEmployeeChangeController，提供增删改查及导出功能
- 集成分页查询、数据校验、重复提交防护等通用功能

klp-wms/src/main/resources/mapper/klp/WmsEmployeeChangeMapper.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper
+PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.klp.mapper.WmsEmployeeChangeMapper">
+
+    <resultMap type="com.klp.domain.WmsEmployeeChange" id="WmsEmployeeChangeResult">
+        <result property="changeId" column="change_id"/>
+        <result property="infoId" column="info_id"/>
+        <result property="changeType" column="change_type"/>
+        <result property="changeTime" column="change_time"/>
+        <result property="changeReason" column="change_reason"/>
+        <result property="changeHandler" column="change_handler"/>
+        <result property="attachment" column="attachment"/>
+        <result property="createBy" column="create_by"/>
+        <result property="createTime" column="create_time"/>
+        <result property="updateBy" column="update_by"/>
+        <result property="updateTime" column="update_time"/>
+        <result property="delFlag" column="del_flag"/>
+        <result property="remark" column="remark"/>
+    </resultMap>
+
+
+</mapper>