前端静态资源

​bootstrapcdn/fontawesome/unpkg/jquery/jsdelivr/cdnjs​

  - DOMAIN-SUFFIX,bootstrapcdn.com
  - DOMAIN-SUFFIX,getbootstrap.com
  - DOMAIN-SUFFIX,fontawesome.com
  - DOMAIN-SUFFIX,unpkg.com
  - DOMAIN-SUFFIX,jquery.com
  - DOMAIN-SUFFIX,cdn.jsdelivr.net
  - DOMAIN-SUFFIX,fastly.jsdelivr.net
  - DOMAIN-SUFFIX,cdnjs.com
  - DOMAIN-SUFFIX,cdnjs.cloudflare.com