If a message as given when a user join/parts a conversation use it explicitly
Review Request #3595 — Created Oct. 18, 2024 and submitted — Latest diff uploaded
This allows protocols to have better control over what is display which allows them to keep in their nomenclature. For example, IRC users expect to be able to see the difference between PART and QUIT messages.
Joined my local ergo and verified that the quit message from another client was the only text for the event.