员工信息管理

- 新增员工信息CRUD功能
- 添加员工关联人员管理
- 配置MyBatis Plus审计字段
- 添加OpenSpec规范文档
- 新增测试脚本和数据

Co-Authored-By: Claude <noreply@anthropic.com>

ruoyi-dpc/src/main/resources/mapper/dpc/DpcEmployeeMapper.xml

@@ -0,0 +1,36 @@
+<?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.ruoyi.dpc.mapper.DpcEmployeeMapper">
+
+    <resultMap type="com.ruoyi.dpc.domain.vo.DpcEmployeeVO" id="DpcEmployeeVOResult">
+        <id property="employeeId" column="employee_id"/>
+        <result property="name" column="name"/>
+        <result property="tellerNo" column="teller_no"/>
+        <result property="orgNo" column="org_no"/>
+        <result property="idCard" column="id_card"/>
+        <result property="phone" column="phone"/>
+        <result property="hireDate" column="hire_date"/>
+        <result property="status" column="status"/>
+        <result property="createTime" column="create_time"/>
+        <collection property="relatives" ofType="com.ruoyi.dpc.domain.vo.DpcEmployeeRelativeVO">
+            <id property="relativeId" column="relative_id"/>
+            <result property="employeeId" column="employee_id"/>
+            <result property="relativeName" column="relative_name"/>
+            <result property="relativeIdCard" column="relative_id_card"/>
+            <result property="relativePhone" column="relative_phone"/>
+            <result property="relationship" column="relationship"/>
+        </collection>
+    </resultMap>
+
+    <select id="selectEmployeeWithRelatives" parameterType="Long" resultMap="DpcEmployeeVOResult">
+        SELECT
+            e.employee_id, e.name, e.teller_no, e.org_no, e.id_card, e.phone, e.hire_date, e.status, e.create_time,
+            r.relative_id, r.employee_id, r.relative_name, r.relative_id_card, r.relative_phone, r.relationship
+        FROM dpc_employee e
+        LEFT JOIN dpc_employee_relative r ON e.employee_id = r.employee_id
+        WHERE e.employee_id = #{employeeId}
+    </select>
+
+</mapper>