[microvm] fix errors within module

still checking if list is empty does not work as expected -.-

machines/modules/malobeo/microvm_host.nix

@@ -1,9 +1,10 @@
-{ config, lib, options, pkgs, ... }:
+{ config, self, lib, inputs, options, pkgs, ... }:
 
 with lib;
 
 let
   cfg = config.services.malobeo.microvm;
+  hostsEmpty = length cfg.deployHosts == 0;
 in
 {
   options = {
@@ -24,6 +25,11 @@ in
     };
   };
 
+
+  imports = [
+    inputs.microvm.nixosModules.host
+  ];
+
   config = mkIf cfg.enableHostBridge
   { 
     systemd.network = {
@@ -57,10 +63,6 @@ in
       };
     };
 
-    imports = mkIf (lib.length cfg.deployHosts != 0) [
-      inputs.microvm.nixosModules.host
-    ];
-
     microvm.autostart = cfg.deployHosts;
     microvm.vms = 
     let
@@ -68,12 +70,11 @@ in
       mapperFunc = name: { inherit name; value = {
           # Host build-time reference to where the MicroVM NixOS is defined
           # under nixosConfigurations
-          flake = self;
+          flake = inputs.malobeo; 
           # Specify from where to let `microvm -u` update later on
           updateFlake = "git+https://git.dynamicdiscord.de/kalipso/infrastructure?ref=microvm";
         }; };
     in
-    mkIf (lib.length cfg.deployHosts != 0)
     builtins.listToAttrs (map mapperFunc cfg.deployHosts);
   };
 }