add bootstrap icons to html code example
Example 1: bootstrap icons cdn
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-icons/1.4.1/bootstrap-icons.svg">
Example 2: bootstrap icons cdn
Cannot GET /
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-icons/1.4.1/bootstrap-icons.svg">
Cannot GET /