basic building for deck

systems/x86_64-linux/deck/configuration.nix

@@ -2,10 +2,9 @@
 # your system. Help is available in the configuration.nix(5) man page, on
 # https://search.nixos.org/options and in the NixOS manual (`nixos-help`).
 
-{ config, lib, pkgs, ... }:
+{ config, lib, pkgs, namespace, ... }:
 
 {
-
   nix = {
     settings = {
       substituters = [
@@ -46,10 +45,8 @@
         firefox
         tree
       ];
-      shell = pkgs.zsh;
+      shell = lib.mkForce pkgs.zsh;
     };
-
-    root.shell = pkgs.zsh;
   };
 
   programs.coolercontrol.enable = true;