Major config overhaul: use custom modules, setup for multi-host config, and less boilerplate

modules/user/virtualization/virtual-machines/default.nix

@@ -0,0 +1,32 @@
+{ config, lib, pkgs, ... }:
+
+let
+  cfg = config.userSettings.virtualization.virtualMachines;
+in {
+  options = {
+    userSettings.virtualization.virtualMachines = {
+      enable = lib.mkEnableOption "Enable helpful VM apps";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    # Various packages related to virtualization, compatability and sandboxing
+    home.packages = with pkgs; [
+      # Virtual Machines and wine
+      libvirt
+      virt-manager
+      qemu
+      uefi-run
+      lxc
+      swtpm
+      bottles
+
+      # Filesystems
+      dosfstools
+    ];
+
+    home.file.".config/libvirt/qemu.conf".text = ''
+      nvram = ["/run/libvirt/nix-ovmf/OVMF_CODE.fd:/run/libvirt/nix-ovmf/OVMF_VARS.fd"]
+    '';
+  };
+}