feat(desktop): use NIXOS_OZONE_WL

config/hosts/imxyy-nix/home.nix

@@ -24,7 +24,17 @@
       signal-desktop
       cinny-desktop
       discord
-      qq
+      (master.qq.overrideAttrs (
+        final: prev: {
+          preInstall =
+            prev.preInstall or ""
+            + ''
+              gappsWrapperArgs+=(
+                --add-flags "\''${NIXOS_OZONE_WL:+\''${WAYLAND_DISPLAY:+--wayland-text-input-version=3}}"
+              )
+            '';
+        }
+      ))
 
       gnome-clocks
 

modules/desktop/wm/niri/config.nix

@@ -92,7 +92,8 @@
         XDG_SESSION_TYPE = "wayland";
         XDG_CURRENT_DESKTOP = "niri";
         XDG_SESSION_DESKTOP = "niri";
-        QT_AUTO_SCREEN_SCALE_FACTOR = "1";
+
+        NIXOS_OZONE_WL = "1";
       };
 
       spawn-at-startup = map (c: { command = c; }) [

overlays/default.nix

@@ -6,11 +6,6 @@
     final: prev:
     infuse prev {
       cage.__output.patches.__append = [ ./cage-specify-output-name.patch ];
-      qq.__output.preInstall.__append = ''
-        gappsWrapperArgs+=(
-          --prefix GTK_IM_MODULE : fcitx
-        )
-      '';
       matrix-synapse.__assign = final.stable.matrix-synapse;
     };