add build step

package.json

@@ -2,8 +2,10 @@
   "name": "vim-vixen",
   "description": "Vim vixen",
   "scripts": {
-    "start": "webpack -w --debug",
+    "start": "webpack -w -d",
     "lint": "eslint --ext .jsx,.js src",
+    "build": "NODE_ENV=production webpack --progress --display-error-details",
+    "lint": "eslint src",
     "test": "karma start"
   },
   "repository": {

webpack.config.js

@@ -1,10 +1,11 @@
-var HtmlWebpackPlugin = require('html-webpack-plugin');
-var path = require('path');
+const MinifyPlugin = require("babel-minify-webpack-plugin");
+const HtmlWebpackPlugin = require('html-webpack-plugin');
+const path = require('path');
 
 const src = path.resolve(__dirname, 'src');
 const dist = path.resolve(__dirname, 'build');
 
-module.exports = {
+config = {
   entry: {
     content: path.join(src, 'content'),
     settings: path.join(src, 'settings'),
@@ -56,3 +57,8 @@ module.exports = {
     })
   ]
 };
+if (process.env.NODE_ENV === 'production') {
+  config.plugins.push(new MinifyPlugin());
+}
+
+module.exports = config