I Cloned OpenSea in 2 Hours - Building a Cross-Chain NFT Marketplace FULL COURSE

Having an issue when following this video yarn start doesnt work, wondering what i am missing since ive never had an issue with yarn before.

when i use yarn start

Usage Error: Couldn’t find a script named “start”.

$ yarn run [–inspect] [–inspect-brk] [-T,–top-level] [-B,–binaries-only] …