Add lxd module

modules/lxd/default.nix

@@ -0,0 +1,23 @@
+{ config, lib, ... }:
+with lib;
+let
+  cfg = config.eboskma.lxd;
+  vars = config.eboskma.var;
+in
+{
+  options.eboskma.lxd = { enable = mkEnableOption "lxd"; };
+
+  config = mkIf cfg.enable {
+    virtualisation.lxd = {
+      enable = true;
+      recommendedSysctlSettings = true;
+    };
+
+    virtualisation.lxc = {
+      enable = true;
+      lxcfs.enable = true;
+    };
+
+    users.users.${vars.mainUser}.extraGroups = [ "lxd" ];
+  };
+}