fix qt5 styles

roles/desktop.nix

@@ -8,7 +8,8 @@ let
   schema = pkgs.gsettings-desktop-schemas;
   datadir = "${schema}/share/gsettings-schemas/${schema.name}";
   unstable = import <nixos-unstable> { config.allowUnfree = true; };
-in {
+in
+{
 
   programs.sway = {
     enable = true;
@@ -89,6 +90,8 @@ in {
     };
   };
 
+  programs.qt5ct.enable = true;
+
   hardware.pulseaudio.enable = false;
   security.rtkit.enable = true;
   security.polkit.enable = true;
@@ -153,6 +156,7 @@ in {
     gtk-engine-murrine
     gtk_engines
     hicolor-icon-theme
+    libsForQt5.qtstyleplugins
     lxappearance
     numix-icon-theme
 
@@ -161,7 +165,6 @@ in {
     libqrencode
     libreoffice
     libsecret
-    lxappearance
     mpv
     mumble
     neofetch