增加状态更新接口客户的状态可以是线索高一项第1项客户

src/main/java/com/rj/service/ICustomerManagementService.java

@@ -3,6 +3,7 @@ package com.rj.service;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.rj.dto.CustomerPhotoPreviewResult;
 import com.rj.dto.CustomerPhotoUploadResult;
+import com.rj.dto.CustomerStageUpdateResult;
 import com.rj.entity.CustomerManagement;
 import org.springframework.web.multipart.MultipartFile;
 
@@ -29,4 +30,9 @@ public interface ICustomerManagementService extends IService<CustomerManagement>
      * @param photoType front / side / life，与 id 联用时可空
      */
     CustomerPhotoPreviewResult openCustomerPhotoPreview(String url, String id, String photoType);
+
+    /**
+     * 按客户主键更新阶段（stage）与更新时间。
+     */
+    CustomerStageUpdateResult updateCustomerStage(String id, String stage);
 }