feat: webpack 5 part 1

webpack.dev.js

@@ -0,0 +1,9 @@
+'use strict';
+
+const { merge } = require('webpack-merge');
+const common = require('./webpack.common');
+
+module.exports = merge(common, {
+	mode: 'development',
+	// devtool: 'inline-source-map',
+});