hardhat.config.js

require("@nomiclabs/hardhat-waffle");
require("@nomiclabs/hardhat-etherscan");
require("hardhat-contract-sizer");
// This is a sample Hardhat task. To learn how to create your own go to
// https://hardhat.org/guides/create-task.html

const { privateKey, moralisSpeedyNodeKey } = require('./settings.json');

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: {
    compilers: [
      {
        version: "0.8.4",
        settings: {
          optimizer: {
            enabled: true,
            runs: 200
          }
        }
      }
    ]    
  },
  contractSizer: {
    alphaSort: true,
    disambiguatePaths: false,
    runOnCompile: true,
    strict: true
  },
  defaultNetwork: "hardhat",
  networks: {
    hardhat: {
      chainId: 31337,
      forking: {
        enabled: true,
        url: `https://speedy-nodes-nyc.moralis.io/${moralisSpeedyNodeKey}/bsc/mainnet`
      }
    },
    rinkeby: {
      url: "https://rinkeby.infura.io/v3/9aa3d95b3bc440fa88ea12eaa4456161",
      chainId: 4,
      gasPrice: 20000000000,
      accounts: privateKey !== undefined ? [privateKey] : []
    },
    testnet: {
      url: "https://data-seed-prebsc-1-s1.binance.org:8545",
      chainId: 97,
      gasPrice: 20000000000,
      accounts: privateKey !== undefined ? [privateKey] : []
    },
    mainnet: {
      url: "https://bsc-dataseed.binance.org/",
      chainId: 56,
      gasPrice: 20000000000,
      accounts: privateKey !== undefined ? [privateKey] : []
    }
  },
  etherscan: {
    // apiKey: "BHASU78XFI2T2EWXEPFFE9KRXW6D6UIU6Q",
    apiKey: "VPFP8AT1VN7ZP6GH8T8YMIC3H1WCTAAXVV"
  }
};