vue-webpack.config.js

const path = require('path'),
  webpack = require('webpack'),
  ExtractTextPlugin = require('extract-text-webpack-plugin'),
  CopyWebpackPlugin = require('copy-webpack-plugin');

module.exports = {
  output: {
    path: path.join(__dirname, 'dist'),
    publicPath: '/',
    filename: '/assets/js/build.js'
  },
  module: {
    rules: [
      {
        test: /\.vue$/,
        loader: 'vue',
        options: {
          loaders: {
            css: ExtractTextPlugin.extract({
              loader: 'css-loader',
              fallbackLoader: 'vue-style-loader'
            })
          }
        }
      },
      {
        test: /\.js$/,
        loader: 'babel',
        exclude: /node_modules/,
        query: {
          'presets': ['es2015', 'stage-0']
        },
        include: './src'
      },
      {
        test: /\.(png|jpg|gif|svg)$/,
        loader: 'file',
        options: {
          name: 'assets/images/[name].[ext]?[hash]'
        }
      }
    ]
  },
  resolve: {
    alias: {
      'vue$': 'vue/dist/vue'
    },
    extensions: ['.js', '.vue']
  },
  entry: {
    'index': [
      'eventsource-polyfill',
      'webpack-hot-middleware/client?path=/__webpack_hmr&timeout=20000',
      './src/main.js']
  },
  plugins: [
    new ExtractTextPlugin('/assets/css/style.css'),
    new webpack.optimize.OccurrenceOrderPlugin(),
    new webpack.HotModuleReplacementPlugin(),
    new webpack.NoErrorsPlugin(),
    new CopyWebpackPlugin(
      [{ from: 'src/index.html' }],
      { copyUnmodified: true }
    )
  ]
};