Fixes #3573 -- archive the built docs in that builder (#3580)

* Fixes #3573 -- archive the built docs in that builder

* syntax

* try it without this

* I am an idiot

* this is unused

* uhh, let's try this

* maybe this?

* eh, html is the only thing

* ffffuuuu

* Ignore doctree

* broader exclude

* This works now
1 file changed