Initial hardhat configuration - Polygon tutorial

hardhat.config.js

/* hardhat.config.js */
require("@nomiclabs/hardhat-waffle")

module.exports = {
  defaultNetwork: "hardhat",
  networks: {
    hardhat: {
      chainId: 1337
    },
    // mumbai: {
    //   url: "https://rpc-mumbai.maticvigil.com",
    //   accounts: [process.env.privateKey]
    // }
  },
  solidity: {
    version: "0.8.4",
    settings: {
      optimizer: {
        enabled: true,
        runs: 200
      }
    }
  }
}