If yarn or npm is not installed your pc before, You have to install it. https://classic.yarnpkg.com/en/docs/install

INSTALL HARDHAT

yarn add --dev hardhat

-> Rename ".env-sample" to ".env" -> Open ".env" and replace API_KEY and WALLET_KEY

🚨DON'T PUSH YOUR PRIVATE KEY TO ANY PUBLIC REPO, DELETE IT AFTER DEPLOYMENT!!!)

Install Dependencies

yarn install

Compile the Smart Contract!

yarn hardhat compile

1️⃣ For Deploy Default Contract

yarn hardhat deploy-zksync

2️⃣ For Deploy ERC721(NFT) Contract (You can duplicate and change the script)

yarn hardhat deploy-zksync --script deploy/deploy-erc721.ts --network zkSyncTestnet

Verify Contract

yarn hardhat verify "<YOUR_SC_ADDRESS>" 'Hi there!' --network zkSyncMainnet