pkgsets: add javascript packages

pkgsets/nodejs.nix

@@ -0,0 +1,14 @@
+{ config, pkgs, ... }:
+
+{
+  config.machine.pkgsets.nodejs.pkgs = [ pkgs.nodejs pkgs.deno ] ++
+                                       (with pkgs.nodePackages; [
+                                         autoprefixer
+                                         browserify
+                                         serve parcel-bundler webpack webpack-cli
+                                         create-react-app
+                                         prettier
+                                         typescript
+                                         typescript-language-server
+                                       ]);
+}