Shopify Auto Checkout Script

I need a script that can purchase an item on any Shopify site. This script needs to be written in node.js and should be able to find the item and purchase it in under 3 seconds. The bot once again will need to work on EVERY shopify site. It will need to be able to handle recaptchas that exist on some shopify sites. An example of a shopify site with recaptcha is [login to view URL] Thank You