Hardhat deploy setup to rinkeby

hardhat.config.js

/**
 * importing secrets file that contains secret keys
 */
const secret = require('./secrets.json');
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
 * @type import('hardhat/config').HardhatUserConfig
 * 
 * using rinkeyby network secrets.
 * Check: https://hardhat.org/tutorial/deploying-to-a-live-network.html#deploying-to-remote-networks
 */
module.exports = {
  solidity: "0.8.4",
  networks: {
    rinkeby: {
      url: secret.ALCHEMY_KEY,
      accounts: [secret.PRIVATE_KEY],
    },
  }
};