import gpu-screen-recorder only on x86_64

flake.nix

@@ -11,29 +11,32 @@
     };
   };
 
-  outputs = {
+  outputs =
+    {
       self,
       nixpkgs,
       systems,
       quickshell,
       ...
-  }: let
+    }:
+    let
       eachSystem = nixpkgs.lib.genAttrs (import systems);
-  in {
-    formatter = eachSystem (
-      system:
-        nixpkgs.legacyPackages.${system}.alejandra
-    );
+    in
+    {
+      formatter = eachSystem (system: nixpkgs.legacyPackages.${system}.alejandra);
 
       packages = eachSystem (
-      system: let
+        system:
+        let
           pkgs = nixpkgs.legacyPackages.${system};
           qs = quickshell.packages.${system}.default.override {
             withX11 = false;
             withI3 = false;
           };
 
-        runtimeDeps = with pkgs; [
+          runtimeDeps =
+            with pkgs;
+            [
               bash
               bluez
               brightnessctl
@@ -43,11 +46,13 @@
               ddcutil
               file
               findutils
-          gpu-screen-recorder
               libnotify
               matugen
               networkmanager
               wl-clipboard
+            ]
+            ++ lib.optionals (pkgs.stdenv.hostPlatform.isx86_64) [
+              gpu-screen-recorder
             ];
 
           fontconfig = pkgs.makeFontsConf {
@@ -56,14 +61,23 @@
               pkgs.inter-nerdfont
             ];
           };
-      in {
+        in
+        {
           default = pkgs.stdenv.mkDerivation {
             pname = "noctalia-shell";
             version = self.rev or self.dirtyRev or "dirty";
             src = ./.;
 
-          nativeBuildInputs = [pkgs.gcc pkgs.makeWrapper pkgs.qt6.wrapQtAppsHook];
-          buildInputs = [qs pkgs.xkeyboard-config pkgs.qt6.qtbase];
+            nativeBuildInputs = [
+              pkgs.gcc
+              pkgs.makeWrapper
+              pkgs.qt6.wrapQtAppsHook
+            ];
+            buildInputs = [
+              qs
+              pkgs.xkeyboard-config
+              pkgs.qt6.qtbase
+            ];
             propagatedBuildInputs = runtimeDeps;
 
             installPhase = ''
@@ -89,3 +103,4 @@
       defaultPackage = eachSystem (system: self.packages.${system}.default);
     };
 }
+