webpack.config.js

const path = require('path');

module.exports = {
    context: __dirname,
    entry: './components/entry.jsx',
    mode: 'development',
    output: {
        path: path.resolve(__dirname),
        filename: 'bundle.js'
      },
      module: {
        rules: [
          { test: /\.scss$/,
            use: [
              { loader: 'style-loader' },
              { loader: 'css-loader' },
              { loader: 'sass-loader' }
            ]
          },
         { test: /\.css$/,
           use: [
             { loader: 'style-loader' },
             { loader: 'css-loader' }
           ]
         },
         {
           test: /\.js$/,
           exclude: /node_modules/,
           use: 'babel-loader'
         }, 
         {
           test: /\.jsx?$/,
           exclude: /node_modules/,
           use: 'babel-loader'
         },
         {
          test: /\.json$/,
          loader: 'json-loader'
        }
       ],
      },
      resolve: {
        extensions: ['.js', '.jsx']
      },
      node: {
        fs: 'empty'
      }
};