git clone https://github.com/zul-ashraf/url_shortener.git
cd front_end
yarn
yarn start
http://localhost:3000/851
//=>Redirect to (https://facebook.com)
http://localhost:3000/477
//=>Redirect to (https://google.com)
https://rinkeby.etherscan.io/address/0x6b69bea85f12ff4c997e1b4b70878637cd35a322
To register a URL, you need to login to metamask and connect to Rinkeby network.