Examples:
 1. Create a short link to https://yandex.com
   $ curl -d https://yandex.com https://short.enum.run
   https://short.enum.run/502fb5543c36014f

 2. Create a short link with a custom path
  $ curl -d https://yandex.com https://short.enum.run/yandex
   https://short.enum.run/ddg

 3. Create a short link to https://yandex.com using a query string
   $ curl -L short.enum.run\?https://yandex.com
   https://short.enum.run/1acd382417199d7e

 4. Create a short link with a custom path using a query string
   $ curl -L short.enum.run/yandex\?https://yandex.com
   https://short.enum.run/yandex