feat(wms): 添加客户管理功能

- 新增客户管理相关的实体类、Mapper、Service、Controller- 实现客户信息的增删查改功能
- 添加客户信息导出功能
- 集成权限控制和数据校验

klp-wms/src/main/java/com/klp/mapper/WmsCustomerMapper.java

@@ -0,0 +1,15 @@
+package com.klp.mapper;
+
+import com.klp.domain.WmsCustomer;
+import com.klp.domain.vo.WmsCustomerVo;
+import com.klp.common.core.mapper.BaseMapperPlus;
+
+/**
+ * CRM 客户Mapper接口
+ *
+ * @author Joshi
+ * @date 2025-08-12
+ */
+public interface WmsCustomerMapper extends BaseMapperPlus<WmsCustomerMapper, WmsCustomer, WmsCustomerVo> {
+
+}