This then causes the favicon to not render on some devices (e.g., Chrome/Edge on Windows). Here's the website I've recently built for my new R package as an example: https://williamgearty.com/deeptimedata. The list of favicons as built by build_favicons() can be seen here.
It looks like the RealFavicon API has changed (probably associated with this), because it no longer returns the same set of favicons. Of the hardcoded filenames in the BS5 template, only "apple-touch-icon.png" is still returned: https://github.com/r-lib/pkgdown/blob/8d9cba19fe597bba170f8d4c99f351491ab4f4d1/inst/BS5/templates/head.html#L8-L13
This then causes the favicon to not render on some devices (e.g., Chrome/Edge on Windows). Here's the website I've recently built for my new R package as an example: https://williamgearty.com/deeptimedata. The list of favicons as built by
build_favicons()
can be seen here.