php7.1-gd freetype support
php7.1 | grep “FreeType” doesn’t show any sign of FreeType support, yet it was supported in previous php7 packages.
(from redmine: issue id 6936, created on 2017-02-26, closed on 2017-04-14)
To upload designs, you'll need to enable LFS and have admin enable hashed storage. More information