Link-shortener with saving data in the SQLite database.
curl --request POST 'https://shortlink.com/processing' \
--header 'x-api-key: 777' \
--header 'Content-Type: text/plain' \
--data-raw 'https://www.google.ru/search?q=golang'
https://short.com/tfptjz7A
GET (from browser) https://shortlink.com/tfptjz7A