chore: add a new host and make a few adjustments

modules/linux/networking.nix

@@ -1,5 +1,5 @@
-{
-  networking.hostName = "thegeneralist";
+{ config, ... }: {
+  networking.hostName = if config.isServer then "thegeneralist-central" else "thegeneralist";
   networking.networkmanager.enable = true;
   networking.networkmanager.wifi.powersave = false;
 }

modules/linux/nvidia.nix

@@ -1,4 +1,4 @@
-{
+{ lib, config, ... }: lib.mkIf (!config.isServer) {
   hardware.nvidia = {
     open = true;
     modesetting.enable = true;

modules/linux/packages.nix

@@ -1,16 +1,15 @@
-{ pkgs, lib, ...}: let
+{ pkgs, lib, config,  ...}: let
   inherit (lib) attrValues;
 in {
   environment.systemPackages = attrValues {
     inherit (pkgs)
-      protonup-qt
       pipewire
       pwvucontrol
       wireplumber
-      playerctl
-
+      playerctl;
+  } ++ (if (!config.isServer) then (attrValues {
+      inherit (pkgs) protonup-qt
       xsane
-      simple-scan
-    ;
-  };
+      simple-scan;
+  }) else []);
 }

modules/linux/steam.nix

@@ -1,4 +1,4 @@
-{ lib, ... }: {
+{ lib, config, ... }: lib.mkIf (!config.isServer) {
   programs.steam = {
     enable = true;
     remotePlay.openFirewall = true;