Hardhat Commands:

• npm init -y //// initilization....
• npx hardhat node /// run this command in the terminal keep it open
• npx hardhat run --network localhost scripts/deploy.js (or) npx hardhat run scripts/deploy.js --network localhost //// to deploy the contract on above started node.

Verify Check Mark in EtherScan:

• Install npm i @nomiclabs/hardhat-etherscan
• run cmd, ETH_SEPOLI is hardhat.config file setup and contract address that is deloyed first on network later we can verify : npx hardhat verify --network ETH_SEPOLI 0x8794D7BB1F18C324382Db3139E3b260130d3c3ed