SunRed [1] filed a deletion request for florence [2]: Upstream is not maintained for 10 years already and package does not compile anymore. With lack of Wayland support and better alternatives for an on-screen keyboard out there anyway, it would be for the best to remove this package.
[1] https://aur.archlinux.org/account/SunRed/ [2] https://aur.archlinux.org/pkgbase/florence/
