hardhat.config.js

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

// 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
const fs = require('fs')
const privateKey = fs.readFileSync('.secret').toString()
const projectId='4fb91c8fd8e0442aa2e53728b64f3389'

/**
 * @type import('hardhat/config').HardhatUserConfig
 */
module.exports = {
  network: {
    hardhat: {
      chainId: 1337,
    },
    mumbai: {
      url: `https://polygon-mumbai.infura.io/v3/${projectId}`,
      accounts: [privateKey],
    },
    mainnet: {
      url: `https://polygon-mainnet.infura.io/v3/${projectId}`,
      accounts: [privateKey],
    }
  },
  solidity: "0.8.4",
};