hardhat.config.js

require("@nomiclabs/hardhat-waffle");
require("@nomiclabs/hardhat-etherscan");
require("hardhat-gas-reporter");
require("dotenv").config();

const { FUJI_PRIVATE_KEY, KOVAN_PRIVATE_KEY, MAINNET_PRIVATE_KEY, SNOWTRACE_API_KEY, COINMARKETCAP_API_KEY, ALCHEMY_API_KEY } = process.env;

module.exports = {
  solidity: {
    compilers: [
      {
        version: "0.8.7",
      },
      {
        version: "0.7.0",
      },
      {
        version: "0.6.6",
      },
      {
        version: "0.4.24",
      },
    ],
    settings: {
      optimizer: {
        enabled: true,
        runs: 200,
      },
    },
  },
  networks: {
    local: {
      url: "http://localhost:9650/ext/bc/C/rpc",
      gasPrice: 225000000000,
      chainId: 43112,
      accounts: [
        "0x56289e99c94b6912bfc12adc093c9b51124f0dc54ac7a766b2bc5ccf558d8027",
        "0x7b4198529994b0dc604278c99d153cfd069d594753d471171a1d102a10438e07",
        "0x15614556be13730e9e8d6eacc1603143e7b96987429df8726384c2ec4502ef6e",
        "0x31b571bf6894a248831ff937bb49f7754509fe93bbd2517c9c73c4144c0e97dc",
        "0x6934bef917e01692b789da754a0eae31a8536eb465e7bff752ea291dad88c675",
        "0xe700bdbdbc279b808b1ec45f8c2370e4616d3a02c336e68d85d4668e08f53cff",
        "0xbbc2865b76ba28016bc2255c7504d000e046ae01934b04c694592a6276988630",
        "0xcdbfd34f687ced8c6968854f8a99ae47712c4f4183b78dcc4a903d1bfe8cbf60",
        "0x86f78c5416151fe3546dece84fda4b4b1e36089f2dbc48496faf3a950f16157c",
        "0x750839e9dbbd2a0910efe40f50b2f3b2f2f59f5580bb4b83bd8c1201cf9a010a"
      ],
      saveDeployments: true,
    },
    fuji: {
      url: "https://api.avax-test.network/ext/bc/C/rpc",
      gasPrice: 225000000000,
      chainId: 43113,
      accounts: [FUJI_PRIVATE_KEY],
      saveDeployments: true,
    },
    kovan: {
      url: `https://eth-kovan.alchemyapi.io/v2/${ALCHEMY_API_KEY}`,
      chainId: 42,
      accounts: [KOVAN_PRIVATE_KEY],
      saveDeployments: true,
    },
    mainnet: {
      url: "https://api.avax.network/ext/bc/C/rpc",
      gasPrice: 225000000000,
      chainId: 43114,
      accounts: [MAINNET_PRIVATE_KEY],
      saveDeployments: true,
    }
  },
  gasReporter: {
    currency: "EUR",
    token: "AVAX",
    coinmarketcap: COINMARKETCAP_API_KEY,
  },
  etherscan: {
    apiKey: SNOWTRACE_API_KEY,
  }
}