/boot/grub2/user.cfg

set timeout=5
set gfxmode=3000x2000,auto
insmod gfxterm
terminal_output gfxterm
insmod gfxmenu
loadfont ($root)/grub2/themes/fedora/terminus-12.pf2
loadfont ($root)/grub2/themes/fedora/terminus-14.pf2
loadfont ($root)/grub2/themes/fedora/terminus-16.pf2
loadfont ($root)/grub2/themes/fedora/terminus-18.pf2
loadfont ($root)/grub2/themes/fedora/ubuntu_regular_17.pf2
loadfont ($root)/grub2/themes/fedora/ubuntu_regular_20.pf2
set theme=($root)/grub2/themes/fedora/theme.txt

gsettings set org.gnome.desktop.wm.preferences button-layout ":minimize,maximize,close"

curl -s https://raw.githubusercontent.com/zerotier/ZeroTierOne/master/doc/contact%40zerotier.com.gpg | sudo tee /etc/pki/rpm-gpg/RPM-GPG-KEY-zerotier

/etc/yum.repos.d/zerotier.repo

[zerotier]
name=ZeroTier, Inc. RPM Release Repository
baseurl=http://download.zerotier.com/redhat/fc/$releasever
enabled=1
gpgcheck=1

rpm-ostree install zerotier-one

rpm-ostree install \
https://mirrors.rpmfusion.org/free/fedora/rpmfusion-free-release-$(rpm -E %fedora).noarch.rpm \
https://mirrors.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-$(rpm -E %fedora).noarch.rpm

rpm-ostree install VirtualBox

curl -s https://www.virtualbox.org/download/oracle_vbox_2016.asc | sudo tee /etc/pki/rpm-gpg/RPM-GPG-KEY-virtualbox

/etc/yum.repos.d/virtualbox.repo

[virtualbox]
name=Fedora $releasever - $basearch - VirtualBox
baseurl=http://download.virtualbox.org/virtualbox/rpm/fedora/$releasever/$basearch
enabled=1
gpgcheck=1

grep -E '^vboxusers:' /usr/lib/group | sudo tee -a /etc/group
sudo usermod -aG vboxusers $USER

rpm-ostree install libvirt cockpit-system cockpit-ostree cockpit-machines

systemctl enable --now libvirtd

Run the Cockpit web service with a privileged container (as root):

podman container runlabel --name cockpit-ws RUN quay.io/cockpit/ws

Make Cockpit start on boot:

podman container runlabel INSTALL quay.io/cockpit/ws
systemctl enable cockpit.service

dconf write /org/gnome/Ptyxis/Profiles/$(dconf read /org/gnome/Ptyxis/default-profile-uuid | tr -d "'")/opacity 0.85

Copy your TTF fonts in .local/share/fonts (create the dir first)