Added retroarch

user-modules/gaming/emulators/retroarch.nix

@@ -0,0 +1,22 @@
+{
+  lib,
+  config,
+  pkgs,
+  ...
+}:
+
+with lib;
+let
+  cfg = config.modules.retroarch;
+in
+{
+  options.modules.retroarch = {
+    enable = mkEnableOption "RetroArch";
+  };
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [
+      retroarch-free
+    ];
+  };
+}

user-modules/gaming/emulators/ryujinx.nix

@@ -16,7 +16,10 @@ in
 
   config = mkIf cfg.enable {
     home.packages = with pkgs; [
-      ryujinx
+      ryubing
     ];
+
+    # TODO: Make more general
+    wayland.windowManager.river.settings.rule-add."-app-id"."'Ryujinx'" = "fullscreen";
   };
 }