Missing metadata
-
GnomeSoftware::key-colors
: https://gitlab.gnome.org/GNOME/gnome-software/-/wikis/Software-metadata#user-content-how-to-set-the-carousel-tile-background-colour - Platform would be nice as well: https://gitlab.gnome.org/World/apps-for-gnome/-/blob/main/METADATA.md#platform