webpack.config.js

const webpack = require('webpack');
const HtmlWebPackPlugin = require("html-webpack-plugin");

module.exports = {
  output: {
    filename: "bundle.js"
  },
  module: {
    rules: [
      {
        test: /\.(js|jsx)$/,
        exclude: /node_modules/,
        use: ["babel-loader"]
      },
      {
        test: /\.html$/,
        use: ["html-loader"]
      },
      {
        test: /\.css$/,
        use: ["style-loader", "css-loader"]
      },
      {
        test: /\.scss$/,
        use: [{
          loader: 'style-loader'
        }, {
          loader: 'css-loader'
        }, {
          loader: 'postcss-loader',
          options: {
            plugins: function() {
              return [
                require('precss'),
                require('autoprefixer')
              ];
            }
          }
        }, {
          loader: 'sass-loader'
        }]
      },
      {
        test: /\.(png|svg|jpg|gif)$/,
        use: {
          loader: "file-loader",
          options: {
            outputPath: "assets/images"
          }
        }
      },
      {
        test: /\.(woff|woff2|eot|ttf|otf)$/,
        use: {
          loader: "file-loader",
          options: {
            outputPath: "assets/fonts"
          }
        }
      }
    ]
  },
  plugins: [
    new webpack.ProvidePlugin({
      $: "jquery",
      jQuery: "jquery",
      "window.jQuery": "jquery"
    }),
    new HtmlWebPackPlugin({
      template: "./src/index.html",
      filename: "./index.html"
    })
  ]
};