Update README.md

README.md

@@ -5,6 +5,8 @@
 Payment 是基于 .NET Core / ASP.NET Core 开发，支持多商户的跨平台支付SDK集。
 简化了API调用及相关通知的处理流程。
 
+[![Build status](https://dev.azure.com/essensoft/payment/_apis/build/status/payment-Dev-CI)](https://dev.azure.com/essensoft/payment/_build/latest?definitionId=18)
+
 ## Package
 
 Package  | NuGet | Downloads
@@ -62,4 +64,4 @@ Essensoft.AspNetCore.Payment.Security | [![NuGet](https://img.shields.io/nuget/v
 
 ## JetBrains
 
-[![JetBrains](img/jetbrains.png)](https://www.jetbrains.com/?from=payment)
+[![JetBrains](img/jetbrains.png)](https://www.jetbrains.com/?from=payment)