packages: Add hyprscroller

Haven't tested but this should work since it builds.

packages/hyprscroller.nix

@@ -0,0 +1,44 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, hyprland
+, pkg-config
+, cmake
+}:
+
+stdenv.mkDerivation {
+  pname = "hyprscroller";
+  version = "0-unstable-2024-07-04";
+
+  src = fetchFromGitHub {
+    owner = "dawsers";
+    repo = "hyprscroller";
+    rev = "bef840b3f0fd3d37b5c1c9f2704b2efb60173184";
+    hash = "sha256-vkpGSseA7n0/Y+83snbEe7Z++2akdDbvv7eZzM9V3wI=";
+  };
+
+  nativeBuildInputs = [
+    cmake
+    pkg-config
+    hyprland
+  ];
+
+  buildInputs = [ hyprland ] ++ hyprland.buildInputs;
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/lib
+    mv hyprscroller.so $out/lib/libhyprscroller.so
+
+    runHook postInstall
+  '';
+
+  meta = {
+    homepage = "https://github.com/dawsers/hyprscroller";
+    description = "Hyprland layout plugin providing a scrolling layout like PaperWM";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ donovanglover ];
+    platforms = lib.platforms.linux;
+  };
+}