hardhat.config.js

require('solidity-coverage');
require('hardhat-contract-sizer');
require("hardhat-gas-reporter");
require("@nomiclabs/hardhat-etherscan");
require("@nomiclabs/hardhat-waffle");
require('dotenv').config();

// 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
 */
module.exports = {
  networks: {
    hardhat: {
      chainId: 43112
    },
    avalanche_fuji: {
      url: "https://api.avax-test.network/ext/bc/C/rpc",
      accounts: [process.env.PRIVATE_KEY]
    },
    avalanche_mainnet: {
      url: "https://api.avax.network/ext/bc/C/rpc",
      accounts: [process.env.PRIVATE_KEY]
    },
  },
  solidity: {
    compilers: [
      {
        version: "0.8.15",
        settings: {
          optimizer: {
            enabled: true,
            runs: 200
          }
        }
      },
      {
        version: "0.8.13",
        settings: {
          optimizer: {
            enabled: true,
            runs: 200
          }
        }
      },
      {
        version: "0.8.14",
        settings: {
          optimizer: {
            enabled: true,
            runs: 200
          }
        }
      },
      {
        version: "0.8.9",
        settings: {
          optimizer: {
            enabled: true,
            runs: 999999
          }
        }
      },
      {
        version: "0.8.7",
        settings: {
          optimizer: {
            enabled: true,
            runs: 200
          }
        }
      },
      {
        version: "0.6.6",
        settings: {
          optimizer: {
            enabled: true,
            runs: 1000
          }
        }
      },
      {
        version: "0.5.16"
      }
    ]
  },
  gasReporter: {
    enabled: (process.env.REPORT_GAS) ? true : false
  },
  etherscan: {
    apiKey: {
      avalanche: process.env.SNOWTRACE_API_KEY
    }
  }
};