fcitx5: init with japanese input

flake.nix

@@ -24,6 +24,7 @@
         ./modules/desktop/default.nix
         ./modules/desktop/de/kde.nix
         ./modules/desktop/de/hyprland.nix
+        ./modules/desktop/japanese-input.nix
         ./modules/desktop/login/sddm.nix
         ./modules/browser/firefox.nix
         ./modules/browser/chromium.nix

modules/desktop/japanese-input.nix

@@ -0,0 +1,28 @@
+{ config, pkgs, ... }:
+
+{
+  i18n.inputMethod = {
+    enable = true;
+    type = "fcitx5";
+    fcitx5.waylandFrontend = true;
+    fcitx5.addons = with pkgs; [
+      fcitx5-mozc
+      fcitx5-gtk
+    ];
+  };
+
+  i18n.inputMethod.fcitx5.settings.inputMethod = {
+    GroupOrder."0" = "Default";
+    "Groups/0" = {
+      Name = "Default";
+      "Default Layout" = "au";
+      DefaultIM = "mozc";
+    };
+    "Groups/0/Items/0".Name = "keyboard-au";
+    "Groups/0/Items/1".Name = "mozc";
+  };
+
+  environment.systemPackages = with pkgs; [
+    kdePackages.fcitx5-configtool
+  ];
+}

stow/.config/hypr/hyprland.conf

@@ -21,7 +21,7 @@ exec-once = walker --gapplication-service
 
 exec-once = opensnitch-ui
 exec-once = systemctl start --user polkit-gnome-authentication-agent-1.service
-
+exec-once = fcitx5 &
 exec-once = steam -silent &
 exec-once = 1password --silent &