vanilla-base-desktop from home:fabricators:orchid project

For Debian Unstable run the following:

Keep in mind that the owner of the key may distribute updates, packages and repositories that your system will trust (more information).

echo 'deb http://download.opensuse.org/repositories/home:/fabricators:/orchid/Debian_Unstable/ /' | sudo tee /etc/apt/sources.list.d/home:fabricators:orchid.list
curl -fsSL https://download.opensuse.org/repositories/home:fabricators:orchid/Debian_Unstable/Release.key | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/home_fabricators_orchid.gpg > /dev/null
sudo apt update
sudo apt install vanilla-base-desktop