1# Thank you https://github.com/luishfonseca/dotfiles/blob/ab7625ec406b48493eda701911ad1cd017ce5bc1/modules/upgrade-diff.nix
2
3{ pkgs, ... }: {
4 system.activationScripts.diff = {
5 supportsDryActivation = true;
6 text = ''
7 ${pkgs.nvd}/bin/nvd --nix-bin-dir=${pkgs.nix}/bin diff /run/current-system "$systemConfig"
8 '';
9 };
10}