upd

modules/default/apps.nix

@@ -8,8 +8,16 @@
     protontricks
     wl-clipboard
     tldr
+    lact
   ];
   imports = [
     ../../packages/virtualbox/default.nix
   ];
+
+  systemd.packages = with pkgs; [
+    lact
+  ];
+  systemd.services = {
+    lact.wantedBy = ["multi-user.target"];
+  };
 }

modules/home/apps.nix

@@ -10,7 +10,6 @@
     kdePackages.fcitx5-configtool
     solaar
     parted
-    lact
     edk2-uefi-shell
   ];
 }