git-ssh.md

NixOS

configuration.nix

Use gnome-keyring as ssh agent

services.gnome.gnome-keyring.enable = true;

security.pam.services.lightdm.enableGnomeKeyring = true;

programs.ssh.startAgent = true;

git.nix or wherever you set up git in home-manager

enable git commit signing with ssh key

gpg.format = "ssh";

commit.gpgsign = true;

user.signingkey = "~/.ssh/id_ed25519.pub";

macOS (when not using nix home-manager)

ssh-add --apple-use-keychain ~/.ssh/id_ed25519

add to ~/.config/git/config

[commit] gpgsign = true

[gpg] format = "ssh"

[user] signingkey = "~/.ssh/id_ed25519.pub"