install

   1 #!/bin/sh -eux
   2 if test $(id -u) != 0
   3 then sudo "$0" "$@"
   4 else
   5   nixos-rebuild switch --flake "${0%/*}"/ "$@"
   6   nix-env --delete-generations +2 --profile /nix/var/nix/profiles/system
   7 fi