增加取消接口，及相关修改

jiangshuai

2023-11-13 0cc034256b85bd3eb2e9482231d6e5649624cde2

 constvar/const.go

@@ -176,6 +176,7 @@
   OperationStatus_Waiting                            //正在等待
   OperationStatus_Ready                              //就绪
   OperationStatus_Finish                             //完成
   OperationStatus_Cancel                             //完成
)

type PostType int