Migrated from multi repos to monorepo architecture.

modules/server/services/system/virtualization.nix

@@ -0,0 +1,17 @@
+{ config, lib, ... }:
+
+with lib;
+
+let
+  cfg = config.numbus-server.services.virtualization;
+in
+
+{
+  options.numbus-server.services.virtualization = {
+    enable = mkEnableOption "QEMU/KVM virtualization software";
+  };
+
+  config = mkIf cfg.enable {
+    virtualisation.libvirtd.enable = true;
+  };
+}