In the rich text editor:
@Cherrin
In a comment:
[Cherrin](https://chowlings.com/user/Cherrin)
For Names and Avatars:
In the rich text editor:
%Cherrin
In a comment:
[![Cherrin's Avatar](https://chowlings.com/images/avatars/1653.png?v=1684066894)](https://chowlings.com/user/Cherrin) [Cherrin](https://chowlings.com/user/Cherrin)