They will be installed during installation.
plasma-discover actively climbs into the network and blocks apt.

They will be installed during installation.
gnome-software actively climbs into the network and blocks apt.
gnome-tour is redundant in the live.

Adds desktop file to run installer.

Suggested by bircoph@.

systemd-timesyncd is a good choice to work with systemd-networkd.

Now chromium-gost.

Suggested by oleg@

Allows to install extensions from https://extensions.gnome.org

Request by black@.