fix theming attempt 2

modules/_home/theme.nix

@@ -1,4 +1,4 @@
-{ pkgs, ... }: {
+{ pkgs, lib, ... }: {
   home.packages = with pkgs; [
     gruvterial-theme
     gruvbox-plus-icons
@@ -36,4 +36,36 @@
     [General]
     theme=KvDark
   '';
+
+  xdg.configFile."qt5ct/qt5ct.conf".text = ''
+    [Appearance]
+    style=kvantum
+    icon_theme=Gruvbox-Plus-Dark
+    standard_dialogs=default
+    custom_palette=false
+
+    [Interface]
+    menus_have_icons=true
+    buttons_have_icons=true
+    toolbutton_style=4
+    activate_item_on_single_click=1
+    underline_shortcut=1
+  '';
+
+  xdg.configFile."qt6ct/qt6ct.conf".text = ''
+    [Appearance]
+    style=kvantum
+    icon_theme=Gruvbox-Plus-Dark
+    standard_dialogs=default
+    custom_palette=false
+
+    [Interface]
+    menus_have_icons=true
+    buttons_have_icons=true
+    toolbutton_style=4
+    activate_item_on_single_click=1
+    underline_shortcut=1
+  '';
+
+  home.sessionVariables.QT_QPA_PLATFORMTHEME = lib.mkForce "qt6ct";
 }