hardhat.config.js

require("@nomiclabs/hardhat-ethers");
require("@nomiclabs/hardhat-waffle");
require("@nomiclabs/hardhat-etherscan");

require("dotenv").config();

const PRIVATE_KEY = process.env.PRIVATE_KEY || "";
const ALCHEMY_API_KEY = process.env.ALCHEMY_API_KEY;

module.exports = {
  solidity: {
    version: "0.8.9",
    settings: {
      optimizer: {
        enabled: true,
        runs: 200,
      },
    },
  },
  networks: {
    localhost: {
      chainId: 31337,
    },
    mainnet: {
      url: `https://bsc-dataseed1.binance.org/rpc`,
      accounts: [PRIVATE_KEY],
    },
    goerli: {
      url: `https://eth-goerli.alchemyapi.io/v2/${ALCHEMY_API_KEY}`,
      accounts: [`0x${PRIVATE_KEY}`],
    },
  },
  etherscan: {
    customChains: [],
    apiKey: { goerli: "T3S7NPQWMYC4ZTSS4YTU3F848XP7JAD2CE" },
  },
};