nixos-config/config/apps/bash.nix

{ ... }:
{
  programs.bash = {
    enable = true;
    bashrcExtra = ''
      function nxr () {
        set -u
        local pkg="$1"
        shift
        nix-shell -p "$pkg" --run "$pkg $@"
        set +u
      }
    '';
    shellAliases = {
      "git-override" = "git add . && git commit --amend --no-edit && git push --force-with-lease";
    };
  };
}