Fixed button on the forum

Project:Web
Component:Foro
Category:feature request
Priority:normal
Assigned:Unassigned
Status:active
Description

As we can't edit the first post after a discution, it would be great to have a "Fixed" button to tel that the problem was solved and that would add "Fixed" in the title in a way or another.
I saw that in debian-fr.org forum, it adds this image: before the title.