hardhat.config.ts

import * as dotenv from "dotenv";

import { HardhatUserConfig, task } from "hardhat/config";
import "@nomiclabs/hardhat-etherscan";
import "@nomiclabs/hardhat-waffle";
import "@typechain/hardhat";
import "hardhat-gas-reporter";
import "solidity-coverage";

dotenv.config();

const config: HardhatUserConfig = {
  solidity: "0.8.4",
  networks: {
    sepolia: {
      url: `${process.env.SEPOLIA_URL}` || "",
      accounts:
        process.env.PRIVATE_KEY !== undefined ? [process.env.PRIVATE_KEY] : [],
    },
    arbitrum: {
      url: `https://arb-mainnet.g.alchemy.com/v2/${process.env.ALCHEMY_ARBITRUM_API_KEY}`,
      accounts:
        process.env.PRIVATE_KEY !== undefined ? [process.env.PRIVATE_KEY] : [],
    },
    optimism: {
      url: `https://opt-mainnet.g.alchemy.com/v2/${process.env.ALCHEMY_OPTIMISM_API_KEY}`,
      accounts:
        process.env.PRIVATE_KEY !== undefined ? [process.env.PRIVATE_KEY] : [],
    },
  },
  gasReporter: {
    enabled: process.env.REPORT_GAS !== undefined,
    currency: "USD",
  },
  etherscan: {
    apiKey: process.env.ETHERSCAN_API_KEY,
  },
};

export default config;