hardhat.config.js

require("@nomiclabs/hardhat-waffle");
require("dotenv").config();

// This is a sample Hardhat task. To learn how to create your own go to
// https://hardhat.org/guides/create-task.html
task("accounts", "Prints the list of accounts", async (taskArgs, hre) => {
    const accounts = await hre.ethers.getSigners();

    for (const account of accounts) {
        console.log(account.address);
    }
});

// You need to export an object to set up your config
// Go to https://hardhat.org/config/ to learn more

/**
 * @type import('hardhat/config').HardhatUserConfig
 */
module.exports = {
    solidity: "0.8.4",
    networks: {
        testnet: {
            url: `https://api.s0.b.hmny.io`,
            accounts: [`0x${process.env.HARMONY_PRIVATE_KEY}`],
        },
        mainnet: {
            url: `https://api.harmony.one`,
            accounts: [`0x${process.env.HARMONY_PRIVATE_KEY}`],
        },
    },
};