1# Thank you https://github.com/luishfonseca/dotfiles/blob/ab7625ec406b48493eda701911ad1cd017ce5bc1/modules/upgrade-diff.nix
2{pkgs, ...}: {
3 system.activationScripts.diff = {
4 supportsDryActivation = true;
5 text = ''
6 ${pkgs.nvd}/bin/nvd --nix-bin-dir=${pkgs.nix}/bin diff /run/current-system "$systemConfig"
7 '';
8 };
9}