https://linuxconfig.org/how-to-install-gnome-on-ubuntu-18-04-bionic-beaver-linux
$ sudo apt install tasksel
$ sudo tasksel install ubuntu-desktop
$ sudo service gdm3 start
https://linuxconfig.org/how-to-install-gnome-on-ubuntu-18-04-bionic-beaver-linux
$ sudo apt install tasksel
$ sudo tasksel install ubuntu-desktop
$ sudo service gdm3 start