text: module.exports = {
      publicPath: '/vue-ts/',
      devServer: {
          open: true, //是否自动弹出浏览器页面
          host: "localhost", 
          port: '8080',
          https: false,
          hotOnly: false, 
          proxy: {
              '/api': {
                  target: 'http://127.0.0.1:3000/', //API服务器的地址
                  ws: true,  //代理websockets
                  changeOrigin: true, // 虚拟的站点需要更管origin
                  pathRewrite: {   //重写路径 比如'/api/aaa/ccc'重写为'/aaa/ccc'
                      '^/api': ''
                  }
              }
          }
      }
  };