The easiest way to run the app is to start visual studio and start new instances of the PokerHandKata.Web and PokerHandKata.Client projects
If running from the command line, navigate to the solution directory. You can use the following command to start the web api:
dotnet run --project PokerHandKata.Web
And the following command to start the blazor client
dotnet run --project PokerHandKata.Client