text: const path = require('path');
  
  const resolve = dir => {
      return path.join(__dirname, dir);
  };
  
  // 项目部署基础
  // 默认情况下，我们假设你的应用将被部署在域的根目录下,
  // 例如：https://www.my-app.com/
  // 默认：'/'
  // 如果您的应用程序部署在子路径中，则需要在这指定子路径
  // 例如：https://www.foobar.com/my-app/
  // 需要将它改为'/my-app/'
  const BASE_URL = '/'
  
  module.exports = {
      publicPath: '/',
      outputDir: 'dist',
      // Project deployment base
      // By default we assume your app will be deployed at the root of a domain,
      // e.g. https://www.my-app.com/
      // If your app is deployed at a sub-path, you will need to specify that
      // sub-path here. For example, if your app is deployed at
      // https://www.foobar.com/my-app/
      // then change this to '/my-app/'
      // baseUrl: BASE_URL,
      // tweak internal webpack configuration.
      // see https://github.com/vuejs/vue-cli/blob/dev/docs/webpack.md
      chainWebpack: config => {
          config.resolve.alias
              .set('@', resolve('src')) // key,value自行定义，比如.set('@@', resolve('src/components'))
              .set('_c', resolve('src/components'))
              .set('_conf', resolve('config'));
      },
      // 打包时不生成.map文件
      productionSourceMap: false
      // 这里写你调用接口的基础路径，来解决跨域，如果设置了代理，那你本地开发环境的axios的baseUrl要写为 '' ，即空字符串
      // devServer: {
      //   proxy: 'localhost:3000'
      // }
  };
  