Update README.md

README.md

@@ -1,4 +1,5 @@
 ![.NET Core](https://github.com/migueldeicaza/gui.cs/workflows/.NET%20Core/badge.svg?branch=master)
+![Code scanning - action](https://github.com/migueldeicaza/gui.cs/workflows/Code%20scanning%20-%20action/badge.svg)
 [![Version](https://img.shields.io/nuget/v/Terminal.Gui.svg)](https://www.nuget.org/packages/Terminal.Gui)
 [![Downloads](https://img.shields.io/nuget/dt/Terminal.Gui)](https://www.nuget.org/packages/Terminal.Gui)
 [![License](https://img.shields.io/github/license/migueldeicaza/gui.cs.svg)](LICENSE)