Adds a command handler. Dialogue will pause execution after the command is called.
public void AddCommandHandler<T1>(string commandName, System.Func<T1, Coroutine> handler)
When this command handler has been added, it can be called from your Yarn scripts like so:
<<commandName param1 param2>>
handleris a method that returns a
Coroutine, when the command is run, the DialogueRunner will wait for the returned coroutine to stop before delivering any more content.
The name of the command.