hardhat.config.ts

import { task } from "hardhat/config";
import "@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 (args, hre) => {
  const accounts = await hre.ethers.getSigners();

  for (const account of accounts) {
    console.log(await 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
 */
module.exports = {
  solidity: {
    compilers:[
      {    
        version: "0.7.6",
        settings: {
          optimizer: {
            enabled: true,
            runs: 999999
          },
          // evmVersion: "istanbul",
          evmVersion: "byzantium",
          outputSelection: {
            "*": {
              "*": [
                "evm.bytecode.object",
                "evm.deployedBytecode.object",
                "abi",
                "evm.bytecode.sourceMap",
                "evm.deployedBytecode.sourceMap",
                "metadata"
              ],
              "": ["ast"]
            }
          }
        } 
      }
    ]
  }
};