This question comes up a lot. Please go and vote for the feature request here.
That feature you linked to is to flair users.... there is a different issue to flair posts: https://github.com/LemmyNet/lemmy/issues/317
Thanks!
Thanks for pointing this out!
It seems that there is an alternative proposal that is more active, this one. It uses "tags" instead of "flairs", but the idea is essentially the same.
I think red betrayer is my new favorite name for Reddit
A community dedicated to fediverse news and discussion.
Fediverse is a portmanteau of "federation" and "universe".
Getting started on Fediverse;