text: module.exports = `
  <!DOCTYPE html>
  <html>
      <head>
          <meta charset="utf-8">
          <meta name="viewport" content="width=device-with,initial-scale=1">
          <title>Koa Server HTML</title>
          <link href="https://cdn.bootcss.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet">
          <script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"></script>
          <script src="https://cdn.bootcss.com/bootstrap/4.0.0/js/bootstrap.bundle.min.js"></script>
      </head>
      <body>
          <div class="container">
              <div class="row">
                  <div class="col-md-8">
                      <h1>Hi Luke</h1>
                      <p>This is Scott</p>
                  </div>
                  <div class="col-md-4">
                      <p>测试静态 HTML页面</p>
                  </div>
              </div>
          </div>
      </body>
  </html>
  `