hardhat.config.js

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

// 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 = {
  networks: {
    localhost: {
      url: 'http://127.0.0.1:8545',
    },
    ganache: {
      url: 'http://127.0.0.1:7545',
    },
    fantomtestnet: {
      url: 'https://rpc.testnet.fantom.network',
      accounts: [process.env.PRIVATEKEY],
    },
    ethereum: {
      url: 'https://main-light.eth.linkpool.io/',
      accounts: [process.env.PRIVATEKEY],
    },
    bsc: {
      url: 'https://bsc-dataseed1.ninicoin.io/',
      accounts: [process.env.PRIVATEKEY],
    },
    bsctestnet: {
      url: 'https://data-seed-prebsc-1-s1.binance.org:8545',
      accounts: [process.env.PRIVATEKEY],
    },
    matic: {
      url: 'https://rpc-mainnet.matic.quiknode.pro',
      accounts: [process.env.PRIVATEKEY],
    },
    fantom: {
      url: 'https://rpc.ftm.tools/',
      accounts: [process.env.PRIVATEKEY],
    },
  },
  etherscan: {
    // Your API key for Etherscan
    // Obtain one at https://etherscan.io/
    apiKey: 'WQKQ9RXXCTK715PKG1H7JUMV4ZEUW3KKXN',
  },
  solidity: {
    version: '0.8.4',
    settings: {
      optimizer: {
        enabled: true,
        runs: 200,
      },
    },
  },
  mocha: {
    timeout: 200000,
  },
};