refactor(hosts): simplify configuration imports across hosts

modules/hosts/vps/config.nix

@@ -3,22 +3,15 @@
   flake.modules.nixos.vps =
     {
       hostName,
-      modulesPath,
       ...
     }:
     {
-      imports =
-        with config.flake.modules.nixos;
-        [
-          boot
-          hardware
-          networking
-          virtualisation
-          services
-        ]
-        ++ [
-          (modulesPath + "/profiles/qemu-guest.nix")
-        ];
+      imports = with config.flake.modules.nixos; [
+        boot
+        networking
+        virtualisation
+        services
+      ];
 
       tnix = {
         boot = {

modules/hosts/vps/default.nix

@@ -14,7 +14,14 @@ in
 {
   flake.nixosConfigurations."${hostName}" = nixpkgs.lib.nixosSystem {
     inherit system;
-    specialArgs = { inherit hostName userName userEmail; };
+    specialArgs = {
+      inherit
+        hostName
+        userName
+        userEmail
+        system
+        ;
+    };
     modules = [
       config.flake.modules.nixos.core
       config.flake.modules.nixos.${hostName}

modules/hosts/vps/hardware.nix

@@ -0,0 +1,17 @@
+{
+  flake.modules.nixos.vps =
+    {
+      lib,
+      modulesPath,
+      system,
+      ...
+    }:
+    {
+      imports = [
+        (modulesPath + "/profiles/qemu-guest.nix")
+      ];
+
+      networking.useDHCP = lib.mkDefault true;
+      nixpkgs.hostPlatform = lib.mkDefault system;
+    };
+}