Add image/webp (!5) · Merge requests · Debian / mime-support · GitLab

Official recommendation: https://developers.google.com/speed/webp/docs/riff_container#naming

shared-mime-info entry: https://gitlab.freedesktop.org/xdg/shared-mime-info/-/blob/master/data/freedesktop.org.xml.in#L4999-5007

It's also on Mozilla MDN in Common MIME types: https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/MIME_types/Common_types

Hopefully the WebP team will get it registered with IANA one day: https://bugs.chromium.org/p/webp/issues/detail?id=448&q=iana&can=2