webpack.common.js

'use strict';

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

module.exports = {
  entry: './src/main.js',
  output: {
    filename: 'main.js',
    path: path.resolve(__dirname, 'dist'),
  },
  devServer: {
    static: path.resolve(__dirname, 'dist'),
    port: 8080,
    hot: true,
    watchFiles: ['src/**/*'],
    client: {
      overlay: {
        errors: true,
        warnings: false,
      },
    },
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: path.join(__dirname, './src/index.html'),
      filename: 'index.html',
      minify: true,
    }),
    new CopyWebpackPlugin({
      patterns: [
        {
          from: path.join(__dirname, 'src/asset'),
          to: path.join(__dirname, 'dist'),
        },
      ],
    }),
  ],
  module: {
    rules: [
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader'],
      },
    ],
  },
};