hardhat.config.ts

import "@nomiclabs/hardhat-waffle";
import "@typechain/hardhat";
import { task, HardhatUserConfig } from "hardhat/config";
import { resolve } from "path";
import { config as dotenvConfig } from "dotenv";
import "hardhat-gas-reporter";
require("./tasks/index");

dotenvConfig({ path: resolve(__dirname, "./server/.env") });
//requireEnvVariables(["API_KEY", "PRIVATE_KEY"]);

// 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);
  }
});

module.exports = {
  solidity: {
    version: '0.8.16',
    settings: {
      optimizer: {
        enabled: true,
        runs: 200,
        details: {
            yul: true,
            yulDetails: {
                stackAllocation: true,
            }
        }
      }
    }
  },
  typechain: {
    outDir: 'typechain',
    target: 'ethers-v5',
    alwaysGenerateOverloads: false // should overloads with full signatures like deposit(uint256) be generated always, even if there are no overloads?
  },
  mocha: {
    timeout: 10000000,
  },
  etherscan: {
    // Your API key for Etherscan
    // Obtain one at https://etherscan.io/
    apiKey: {
      ropsten: '8HHE3RBH3MZ29E9I9XYP8VP6D9SQIINUIU'
    }
  },
  defaultNetwork: "hardhat",
  networks: {
    hardhat: {
        chainId: 1337, // https://github.com/NomicFoundation/hardhat/issues/1731
    },
    dev: {
      url: "http://127.0.0.1:8545/",
      timeout: 1_000_000,
      chainId: 1337
    },
    goerli: {
      url: `https://goerli.infura.io/v3/${process.env.API_KEY}`,
      accounts: [process.env.PRIVATE_KEY],
      gas: 49000,
      gasPrice: 1000000000
    },
    sepolia: {
      url: `https://sepolia.infura.io/v3/${process.env.API_KEY}`,
      accounts: [process.env.PRIVATE_KEY]
    },
    mumbai: {
      url: "https://rpc-mumbai.maticvigil.com/",
      accounts: [process.env.PRIVATE_KEY]
    },
    hermez: {
      url: "https://rpc.public.zkevm-test.net/",
      accounts: [process.env.PRIVATE_KEY],
      chainId: 1442
    },
    scroll: {
      url: "https://alpha-rpc.scroll.io/l2",
      chainId: 534353,
      accounts: [process.env.PRIVATE_KEY]
    }
  },
  gasReporter: {
    currency: 'USD',
    gasPrice: 20,
    token: 'ETH',
    gasPriceApi: 'https://api.etherscan.io/api?module=proxy&action=eth_gasPrice',
    coinmarketcap: 'f6673cc5-a673-4e07-8461-f7281a5de7d7',
    onlyCalledMethods: false
  }
}