Bump the Node requirements

Author: kasparsd

.nvmrc

@@ -1 +1 @@
-12
+16

contributing.md

@@ -16,7 +16,7 @@ Included is a local development environment built with [Docker](https://www.dock
 
 We suggest using the [Homebrew package manager](https://brew.sh) on macOS to install the dependencies:
 
-	brew install node composer
+	brew install node@16 composer
 	brew cask install virtualbox vagrant
 
 For setups with local Docker environment you don't need Vagrant and VirtualBox.

package.json

@@ -6,7 +6,7 @@
   "author": "XWP",
   "license": "GPLv2+",
   "engines": {
-    "node": ">=v12.22.12"
+    "node": ">=v16"
   },
   "repository": {
     "type": "git",