In the rich text editor:
@pannacotta
In a comment:
[pannacotta](https://chowlings.com/user/pannacotta)
For Names and Avatars:
In the rich text editor:
%pannacotta
In a comment:
[![pannacotta's Avatar](https://chowlings.com/images/avatars/1469.png?v=1658071728)](https://chowlings.com/user/pannacotta) [pannacotta](https://chowlings.com/user/pannacotta)