I've bounced off Nix every time I tried it, before I even started trying something like Home Manager.
I've been using (and contributing to) chezmoi for ~6 years now. Given that it has first-class integration with secrets managers, I suspect that it does things that Home Manager can't.
I've been using (and contributing to) chezmoi for ~6 years now. Given that it has first-class integration with secrets managers, I suspect that it does things that Home Manager can't.