webpack.dev.js

const path = require('path');

const VueLoaderPlugin = require('vue-loader/lib/plugin');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const htmlWebpackPlugin = new HtmlWebpackPlugin({
  template: path.join(__dirname, 'examples/src/index.html'),
  filename: './index.html',
});
const vueLoaderPlugin = new VueLoaderPlugin();

module.exports = {
  mode: 'development',

  entry: path.join(__dirname, 'examples/src/index.js'),

  plugins: [htmlWebpackPlugin, vueLoaderPlugin],

  module: {
    rules: [
      {
        test: /\.css$/,
        use: ['vue-style-loader', 'css-loader'],
      },
      {
        test: /\.vue$/,
        loader: 'vue-loader',
      },
      {
        test: /\.js$/,
        loader: 'babel-loader',
        exclude: /node_modules/,
      },
      {
        test: /\.(png|jpg|gif|svg)$/,
        loader: 'file-loader',
        options: {
          name: '[name].[ext]?[hash]',
        },
      },
    ],
  },

  devServer: {
    port: 8001,
  },
};