Hi-

I'm noticing (thanks to @mine-cetinkaya-rundel) that bs4_book links are missing <meta> tags.

Same with tidytextmining, which I know used to work because I helped to fix the sharing images before 😉

With bookdown::gitbook format, pandoc generated the <meta> tags correctly, provided the cover_image and url fields were filled in, like:

https://github.com/dgrtwo/tidy-text-mining/blob/dffbcc9d538f816cb8e545f039fa8f9ce6f5313a/index.Rmd#L16-L17

For example:

When I search in the HTML of r4ds for example, I don't see the same <meta> tags for OpenGraph and twitter: