rpm install
https://github.com/LizardByte/Sunshine/issues/2972
    sudo dnf install rpmrebuild
    rpmrebuild -ep sunshine-fedora-40-amd64.rpm
    rpm-ostree install sunshine-0.0.0-1.x86_64.rpm
    systemctl reboot
https://github.com/LizardByte/Sunshine/pull/2977/files
    if grep -q "OSTREE" /etc/os-release; then ... 
https://www.dvlv.co.uk/pages/a-beginners-guide-to-fedora-silverblue.html#343-rpms