This is my personal apt repository which hosts packages I maintain for apt.
Import the GPG signing keys:
$ curl https://id.devcomp.xyz/hi@devcomp.xyz/2.gpg | gpg --import
# sh -c "curl https://id.devcomp.xyz/hi@devcomp.xyz/2.gpg | sudo gpg --dearmor > /usr/share/keyrings/lune-archive-keyring.gpg"
Add repository to sources.list:
deb [signed-by=/usr/share/keyrings/lune-archive-keyring.gpg] https://repos.devcomp.xyz/ bookworm main
Update your repository metadata:
# apt update