Adding this repository to Debian-based distro:

# 1. Add the repository key
wget -O - -q https://apt.tasemnice.eu/key.gpg | sudo apt-key add -v -

# 2. Add the lorris repository
echo deb http://apt.tasemnice.eu/ubuntu stable main | sudo tee /etc/apt/sources.list.d/lorris.list

# 3. Update packages and install
sudo apt-get update && sudo apt-get install lorris

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