Add separate steam user

hosts/gunter/default.nix

@@ -2,6 +2,7 @@
   imports = [
     ./configuration.nix
     ./hardware-configuration.nix
+    ./steamuser.nix
     ../../system
     ../../home
   ];

hosts/gunter/steamuser.nix

@@ -0,0 +1,18 @@
+{ pkgs, ... }: {
+  environment.shells = with pkgs; [ zsh ];
+
+  services.xserver.desktopManager.xfce.enable = true;
+
+  users.users.steam = {
+    isNormalUser = true;
+    initialPassword = "steam";
+    home = "/home/steam";
+    description = "Steam user";
+    shell = pkgs.zsh;
+    # Install some user packages
+    packages = with pkgs; [
+      steam
+      steamcmd
+    ];
+  };
+}

system/users.nix

@@ -16,4 +16,17 @@
     packages = with pkgs; [
     ];
   };
+  users.users.steam = {
+    isNormalUser = true;
+    initialPassword = "steam";
+    home = "/home/steam";
+    description = "Steam user";
+    shell = pkgs.zsh;
+    extraGroups = [ "networkmanager" ];
+    # Install some user packages
+    packages = with pkgs; [
+      steam
+      steamcmd
+    ];
+  };
 }