```

feat(gear-oa): 新增OA需求管理模块及相关功能

- 新增GearRequirements实体类、业务对象及视图对象
- 实现需求的增删改查、分页查询与导出功能
- 添加GearOrderVo继承BaseEntity并引入相关依赖
- 修改GearOrderServiceImpl中订单编码查询方式为模糊匹配
```

gear-oa/src/main/resources/mapper/oa/GearRequirementsMapper.xml

@@ -0,0 +1,51 @@
+<?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.gear.oa.mapper.GearRequirementsMapper">
+
+    <resultMap type="com.gear.oa.domain.GearRequirements" id="GearRequirementsResult">
+        <result property="requirementId" column="requirement_id"/>
+        <result property="title" column="title"/>
+        <result property="requesterId" column="requester_id"/>
+        <result property="ownerId" column="owner_id"/>
+        <result property="projectId" column="project_id"/>
+        <result property="description" column="description"/>
+        <result property="deadline" column="deadline"/>
+        <result property="status" column="status"/>
+        <result property="remark" column="remark"/>
+        <result property="accessory" column="accessory"/>
+        <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"/>
+
+    </resultMap>
+    <select id="selectVoListPage" resultType="com.gear.oa.domain.vo.GearRequirementsVo">
+        SELECT
+        r.*,
+        u1.nick_name AS requester_nick_name,
+        u2.nick_name AS owner_nick_name,
+        g.order_code AS order_code
+        FROM oa_requirements r
+        LEFT JOIN sys_user u1 ON r.requester_id = u1.user_id
+        LEFT JOIN sys_user u2 ON r.owner_id = u2.user_id
+        LEFT JOIN gear_order g ON r.order_id = g.order_id
+        ${ew.customSqlSegment}
+    </select>
+
+    <select id="selectVoListForExport" resultType="com.gear.oa.domain.vo.GearRequirementsVo">
+        SELECT
+        r.*,
+        u1.nick_name AS requester_nick_name,
+        u2.nick_name AS owner_nick_name,
+        g.order_code AS order_code
+        FROM oa_requirements r
+        LEFT JOIN sys_user u1 ON r.requester_id = u1.user_id
+        LEFT JOIN sys_user u2 ON r.owner_id = u2.user_id
+        LEFT JOIN gear_order g ON r.order_id = g.order_id
+        ${ew.customSqlSegment}
+    </select>
+
+</mapper>