/deb/ubuntu/dists/questing/universe

Ubuntu 25.10 (Questing Quokka)

curl -fsSL https://repo.oldium.net/deb/archive-keyring.asc |
sudo gpg --dearmor -o /etc/apt/trusted.gpg.d/repo.oldium.net.gpg

sudo tee /etc/apt/sources.list.d/repo.oldium.net.sources >/dev/null <<'EOF'
Types: deb deb-src
URIs: https://repo.oldium.net/deb/ubuntu
Suites: questing
Components: universe
Signed-By: /etc/apt/trusted.gpg.d/repo.oldium.net.gpg
EOF

sudo apt update