Keeping my Nix inputs fresh

Nix&#x27;s approach to reproducibility means programs live in read-only storage and can&#x27;t self-update—you manage everything manually. After moving to Nix full-time , my initial setup meant updating everything at once: AI tools, developer tooling, and my desktop environment. This got annoying fast, since I like to update AI stuff almost daily, dev tools weekly, and my desktop maybe monthly. I…