When I created an ikiwiki site (on Branchable) using the blog template, it added a "First post", which was fine.
Deleting that post removed it, but the front page did not get the re-generated, so it was still there.
--[[liw]]

> This is a bug involving the `page()` pagespec. Deleted
> pages matching this pagespec are not noticed. --[[Joey]] [[done]]
