hardhat.config.ts

import { HardhatUserConfig } from "hardhat/config";
import "@nomicfoundation/hardhat-toolbox-viem";
import dotenv from 'dotenv';
import 'hardhat-abi-exporter';
import "@nomicfoundation/hardhat-viem";

dotenv.config();

const INFURA_API_KEY = process.env.INFURA_API_KEY || '';
const PRIVATE_KEYS = process.env.PRIVATE_KEYS ? process.env.PRIVATE_KEYS.split(',') : [];
const ETHERSCAN_API_KEY = process.env.ETHERSCAN_API_KEY || '';

const config: HardhatUserConfig = {
  solidity: {
    version: "0.8.20",
    settings: {
      optimizer: {
        enabled: true,
        runs: 200,
      },
    },
  },
  networks: {
    sepolia: {
      url: `https://sepolia.infura.io/v3/${INFURA_API_KEY}`,
      accounts: PRIVATE_KEYS
    },    
    goerli: {
      url: `https://goerli.infura.io/v3/${INFURA_API_KEY}`,
      accounts: PRIVATE_KEYS
    }
  },
  etherscan: {
    apiKey: ETHERSCAN_API_KEY,
  },
  abiExporter: {
    path: './data/abi',
    runOnCompile: true,
    clear: true,
    flat: true,
    spacing: 2,
    pretty: false,
    format: "json"
  }
};

export default config;