hardhat-tasks-tutorial

verify-etherscan.ts

// tasks/verify-etherscan.ts

import { task, types } from "hardhat/config";

task("verify-etherscan", "Verify deployed contract on Etherscan")
  .addParam("contractAddress", "Contract address deployed", undefined, types.string)
  .setAction(async ({ contractAddress }: { contractAddress: string }, hre) => {
    try {
      await hre.run("verify:verify", {
        address: contractAddress,
				contract: 'contracts/NFT.sol:NFT' // <path-to-contract>:<contract-name>
      })
    } catch ({ message }) {
      console.error(message)
    }
  })