pinwheel: Add volume sharing for vms

hosts/pinwheel/modules/vm/default.nix

@@ -17,7 +17,10 @@ in
   config = lib.mkIf enabled {
     virtualisation = {
       spiceUSBRedirection.enable = true; # Allow redirecting USB to the VM
-      libvirtd.enable = true;
+      libvirtd = {
+        enable = true;
+        qemu.vhostUserPackages = [ pkgs.virtiofsd ];
+      };
     };
 
     users.users.alex = {