Hadley Wickham

Some initial exploration at https://github.com/rstudio/learnr/pull/815

Given that the R code is now quite simple (and maybe we could make it even simpler by including a helper in bslib?) I'm inclined to move back towards a...

This doesn't feel quite solid enough in my mind yet, so I'm going to push to the next release.

Alternatively we could have a convention like where all files in `pkgdown/include` are copied to the root directory of the package site.

Actually, template packages use `inst/pkgdown/assets/`, so would probably make the most sense to copy `pkgdown/assets` to the docs destination dir.

Oh, and indeed the code to do that already exists 😬

And it's already documented in https://pkgdown.r-lib.org/articles/customise.html#additional-html-and-files, so I'm going to close this issue 😄

@EllaKaye as far as I know, there's no way to host them online in such a way that they're used for your website, but no one can download them.

We should copy the syntax we used for references.

The syntax for external reference topics is just `pkg::topic_name`, which obviously isn't going to apply to articles. Presumably you'll also want to be able to mix and match within a...