I tried to add Topic:S2rjakm9xomtshnq to Category:Testing, but it does not seem to show up there. Is that intentional?
Topic on Talk:Structured Discussions
I hope not.
Categories are not currently supported, but that work is planned.
I tried to add Topic:S2rjakm9xomtshnq to Category:Testing, but it does not seem to show up there. Is that intentional?