Initial commit

configs/webpack/dev.js

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+// development config
+const merge = require('webpack-merge');
+const webpack = require('webpack');
+const commonConfig = require('./common');
+
+module.exports = merge(commonConfig, {
+  mode: 'development',
+  entry: [
+    'react-hot-loader/patch', // activate HMR for React
+    'webpack-dev-server/client?http://localhost:8080',// bundle the client for webpack-dev-server and connect to the provided endpoint
+    'webpack/hot/only-dev-server', // bundle the client for hot reloading, only- means to only hot reload for successful updates
+    './index.tsx' // the entry point of our app
+  ],
+  devServer: {
+    hot: true, // enable HMR on the server
+  },
+  devtool: 'cheap-module-eval-source-map',
+  plugins: [
+    new webpack.HotModuleReplacementPlugin(), // enable HMR globally
+    new webpack.NamedModulesPlugin(), // prints more readable module names in the browser console on HMR updates
+  ],
+});