webpack.config.js

const path = require('path');
const fs = require('fs');

const nodeModules = {};
fs.readdirSync(path.resolve(__dirname, 'node_modules'))
  .filter(x => ['.bin'].indexOf(x) === -1)
  .forEach((mod) => { nodeModules[mod] = `commonjs ${mod}`; });

module.exports = {
  name: 'server',
  target: 'node',
  entry: './src/main.js',
  context: __dirname,
  node: {
    __filename: true,
    __dirname: true,
  },
  output: {
    path: `${__dirname}/public/`,
    publicPath: 'public/',
    filename: 'server.js',
  },
  externals: nodeModules,
  module: {
    preloaders: {
      test: /\.js$/,
      excldue: /node_modules/,
      loader: 'eslint-loader',
    },
    loaders: [
      {
        test: /\.js$/,
        loader: 'babel-loader',
        query: {
          presets: ['es2015', 'stage-1'],
        },
        excldue: /node_modules/,
      },
      {
          test: /\.css$/, 
          loader: "style-loader!css-loader"
      },
    ],
  },
  eslint: {
    configFile: './.eslintrc',
  },
};