feat(oa): 添加库存管理相关实体和接口

- 新增 GearStock、GearStockBo、GearStockIo、GearStockIoBo、GearStockIoDetail、GearStockIoDetailBo 等实体类
- 新增 GearStockController、GearStockIoController、GearStockIoDetailController 等控制器
- 新增 GearStockIoDetailMapper 及其 XML 文件
- 优化 GearAttendanceSummaryServiceImpl 中的代码格式

gear-oa/src/main/java/com/gear/oa/mapper/GearStockMapper.java

@@ -0,0 +1,27 @@
+package com.gear.oa.mapper;
+
+import com.baomidou.mybatisplus.core.conditions.Wrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.gear.common.core.mapper.BaseMapperPlus;
+import com.gear.oa.domain.GearStock;
+import com.gear.oa.domain.vo.GearStockVo;
+import org.apache.ibatis.annotations.Param;
+
+import java.math.BigDecimal;
+
+/**
+ * 库存：原材料/产品与库区/库位的存放关系Mapper接口
+ *
+ * @author Joshi
+ * @date 2025-07-18
+ */
+public interface GearStockMapper extends BaseMapperPlus<GearStockMapper, GearStock, GearStockVo> {
+
+    BigDecimal getStockByItemId(Long rawMaterialId);
+
+    /**
+     * 分页联查物品名称和编码，支持Wrapper动态条件，返回Page<GearStockVo>
+     */
+    Page<GearStockVo> selectVoPagePlus(Page<?> page, @Param("ew") Wrapper<GearStock> wrapper);
+
+}