Update all npm

.eslintrc

@@ -1,7 +1,9 @@
 {
-  "extends": "@10up/eslint-config",
-  "globals": {
-    "wp": true,
-    "lodash": true
-  }
+	"extends": "@10up/eslint-config",
+	"globals": {
+		"module": true,
+		"process": true,
+		"wp": true,
+		"lodash": true
+	}
 }

.npmrc

@@ -0,0 +1 @@
+engine-strict=true

README.md

@@ -6,7 +6,7 @@
 
 ## Dependencies
 
-1. [Node & NPM](https://www.npmjs.com/get-npm) - Build packages and 3rd party dependencies are managed through NPM, so you will need that installed globally.
+1. [Node >= 8.11 & NPM](https://www.npmjs.com/get-npm) - Build packages and 3rd party dependencies are managed through NPM, so you will need that installed globally.
 2. [Webpack](https://webpack.js.org/) - Webpack is used to process the JavaScript, CSS, and other assets.
 3. [Composer](https://getcomposer.org/) - Composer is used to manage PHP.
 

babel.config.js

@@ -0,0 +1,48 @@
+/**
+ * Babel Config.
+ *
+ * @param {Object} api
+ * @returns {{presets: {Object}}}
+ */
+module.exports = api => {
+
+	/**
+	 * @link https://babeljs.io/docs/en/config-files#apicache
+	 */
+	api.cache.using( () => 'development' === process.env.NODE_ENV );
+
+	/**
+	 * Presets
+	 *
+	 * @link https://babeljs.io/docs/en/presets
+	 * @type {Array}
+	 */
+	const presets = [
+		[
+			/**
+			 * @link https://babeljs.io/docs/en/babel-preset-env#corejs
+			 */
+			'@babel/preset-env',
+			{
+				useBuiltIns: 'usage',
+				corejs: {
+					version: 3,
+					proposals: true
+				},
+			}
+		],
+	];
+
+	/**
+	 * Plugins
+	 *
+	 * @link https://babeljs.io/docs/en/plugins
+	 * @type {Array}
+	 */
+	const plugins = [];
+
+	return {
+		presets,
+		plugins
+	};
+};

config/webpack.common.js

@@ -1,7 +1,7 @@
-/* global process, module, require */
+/* global require */
 
 const path = require( 'path' );
-const CleanWebpackPlugin = require( 'clean-webpack-plugin' );
+const { CleanWebpackPlugin } = require( 'clean-webpack-plugin' );
 const CopyWebpackPlugin = require( 'copy-webpack-plugin' );
 const FixStyleOnlyEntriesPlugin = require( 'webpack-fix-style-only-entries' );
 const MiniCssExtractPlugin = require( 'mini-css-extract-plugin' );

config/webpack.settings.js

@@ -1,5 +1,3 @@
-/* global module */
-
 // Webpack settings exports.
 module.exports = {
 	entries: {