feat(bpm): 新增流程当前节点及办理人查询功能

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

src/api/common/api.ts

@@ -20,6 +20,7 @@ enum Api {
   deleteSingleProcess = '/tasktask/taskTask/deleteSingleProcess',
   deletePendingTask = '/tasktask/taskTask/deletePendingTask',
   updateTitleAndDeadline = '/tasktask/taskTask/updateTitleAndDeadline',
+  currentNodeInfo = '/act/task/currentNodeInfo',
 }
 
 /**
@@ -202,6 +203,12 @@ export const updateTitleAndDeadline = (params) => {
   return defHttp.post({ url: Api.updateTitleAndDeadline, params }, { joinParamsToUrl: true, isTransformResponse: false });
 };
 
+/**
+ * 查询流程当前节点及办理人信息
+ * @param params { procInstId: string }
+ */
+export const queryCurrentNodeInfo = (params) => defHttp.get({ url: Api.currentNodeInfo, params });
+
 /**
  * 【用于评论功能】自定义文件上传-方法
  */