example-playground/tasks/voting/finalize.ts

import { task } from "hardhat/config";
import type { TaskArguments } from "hardhat/types";

task("task:fin")
    .addOptionalParam("account", "Specify which account [0, 9]", "0")
    .setAction(async function (taskArguments: TaskArguments, hre) {
        const { ethers, deployments } = hre;

        const Voting = await deployments.get("Voting");

        const signers = await ethers.getSigners();

        const voting = await ethers.getContractAt("Voting", Voting.address);

        console.log(`contract at: ${Voting.address}, for signer: ${signers[taskArguments.account].address}`);

        await voting.connect(signers[Number(taskArguments.account)]).finalize();

        console.log(`Finalized voting!`);
    });