Sorted some stuff in configuration

nixos/hardware/macos/widevine.nix

@@ -0,0 +1,43 @@
+{ stdenvNoCC
+, fetchFromGitHub
+, fetchurl
+, python3
+, squashfsTools
+, nspr
+}:
+let
+  widevine-installer = fetchFromGitHub {
+    owner = "AsahiLinux";
+    repo = "widevine-installer";
+    rev = "7a3928fe1342fb07d96f61c2b094e3287588958b";
+    sha256 = "sha256-XI1y4pVNpXS+jqFs0KyVMrxcULOJ5rADsgvwfLF6e0Y=";
+  };
+  lacros-image = fetchurl {
+    url =
+      let
+        distfiles_base = "https://commondatastorage.googleapis.com/chromeos-localmirror/distfiles";
+        lacros_name = "chromeos-lacros-arm64-squash-zstd";
+        lacrosVersion = "120.0.6098.0";
+      in
+      "${distfiles_base}/${lacros_name}-${lacrosVersion}";
+    hash = "sha256-OKV8w5da9oZ1oSGbADVPCIkP9Y0MVLaQ3PXS3ZBLFXY=";
+  };
+in
+stdenvNoCC.mkDerivation {
+  name = "widevine";
+  version = "4.10.2662.3";
+
+  dontUnpack = true;
+  dontBuild = true;
+
+  buildInputs = [ python3 squashfsTools ];
+
+  installPhase = ''
+    mkdir $out
+    unsquashfs -q ${lacros-image} 'WidevineCdm/*'
+    python3 ${widevine-installer}/widevine_fixup.py squashfs-root/WidevineCdm/_platform_specific/cros_arm64/libwidevinecdm.so $out/libwidevinecdm.so
+    mv squashfs-root/WidevineCdm/manifest.json $out/
+    mv squashfs-root/WidevineCdm/LICENSE $out/
+    patchelf --add-rpath ${nspr}/lib $out/libwidevinecdm.so 
+  '';
+}