Merge branch 'main' into master

Author: csharpfritz

README.md

@@ -1,6 +1,6 @@
 # C# with CSharpFritz
 
-[![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/csharpfritz/csharp_with_csharpfritz/master)
+[![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/csharpfritz/csharp_with_csharpfritz/main)
 
 Show notes, slides, and samples from the CSharp with CSharpFritz show.  Jupyter notebooks are available in the [notebooks](notebooks) folder. Notebooks are built using [.NET Interactive](https://github.com/dotnet/interactive). 
 
@@ -10,3 +10,4 @@ Start locally with docker-compose:
 ```shell
 docker-compose up
 ```
+=======