Add alejandra

modules/overlays/keyleds/default.nix

@@ -1,9 +1,9 @@
-{ pkgs
-, stdenv
-, fetchFromGitHub
-,
+{
+  pkgs,
+  stdenv,
+  fetchFromGitHub,
+  ...
 }:
-
 stdenv.mkDerivation rec {
   name = "keyleds";
   version = "1.1.1";
@@ -16,6 +16,18 @@ stdenv.mkDerivation rec {
     sha256 = "sha256-KCWmaRmJTmZgTt7HW9o6Jt1u4x6+G2j6T9EqVt21U18=";
   };
 
-  nativeBuildInputs = with pkgs; [ cmake pkgconfig ];
-  buildInputs = with pkgs; [ xlibsWrapper xorg.libXi libuv systemd luajit libyaml ];
+  postInstall = ''
+    cat <<EOF >> $out/bin/set-leds.sh
+    #!/usr/bin/env bash
+
+    for d in \$($out/bin/keyledsctl list); do
+      $out/bin/keyledsctl set-leds -d \$d all=black|| true;
+    done
+    EOF
+
+    chmod +x $out/bin/set-leds.sh
+  '';
+
+  nativeBuildInputs = with pkgs; [cmake pkgconfig];
+  buildInputs = with pkgs; [xlibsWrapper xorg.libXi libuv systemd luajit libyaml];
 }