planet/webpack.config.js

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

module.exports = {
  entry: "./src/index.js",
  output: {
    filename: "main.js",
    path: path.resolve(__dirname, "dist")
  },
  module: {
    rules: [
      {
        test: /\.(png|jpg|gif)$/,
        use: [
          {
            loader: 'file-loader',
            options: {},
          },
        ],
      },
    ],
  },
  plugins: [
    new HtmlWebpackPlugin({ template: "src/index.html" })
  ],
  devtool: "source-map",
  devServer: {
    watchOptions: {
      ignored: /node_modules/
    }
  }
};