Setup

Public repository

Trust the signing key and register the repository:

curl -fsSL https://apt.goabonga.com/pubkey.gpg \
  | sudo gpg --dearmor -o /etc/apt/keyrings/apt-goabonga-com.gpg

echo "deb [signed-by=/etc/apt/keyrings/apt-goabonga-com.gpg] https://apt.goabonga.com stable main" \
  | sudo tee /etc/apt/sources.list.d/apt-goabonga-com.list

sudo apt update
sudo apt install <package-name>