https://github.com/flathub/linux-store-frontend/issues/190 https://github.com/ximion/appstream/blob/master/NEWS#L74 https://www.freedesktop.org/software/appstream/docs/chap-Metadata.html
flathub-infra/linux-store-frontend#190
https://github.com/ximion/appstream/blob/master/NEWS#L74
https://www.freedesktop.org/software/appstream/docs/chap-Metadata.html