NixOS on Steam Deck OLED

linux/protostar/gui.nix

@@ -0,0 +1,18 @@
+{ config, ... }:
+
+let usr = config.constants.userName; in {
+  jovian = {
+    decky-loader.enable = true;
+    steam = {
+      enable = true;
+      autoStart = true;
+      desktopSession = "plasma";
+      user = usr;
+    };
+  };
+
+  services.xserver = {
+    enable = true;
+    desktopManager.plasma6.enable = true;
+  };
+}