hardhat.config.js

require("dotenv").config()

require("@nomiclabs/hardhat-etherscan")
require("@nomiclabs/hardhat-waffle")
require("hardhat-gas-reporter")
require("solidity-coverage")
require("hardhat-deploy")

const COINMARKETCAP_API_KEY = process.env.COINMARKETCAP_API_KEY || ""
const SEPOLIA_RPC_URL = process.env.SEPOLIA_RPC_URL || ""
const PRIVATE_KEY = process.env.PRIVATE_KEY || ""
const ETHERSCAN_API_KEY = process.env.ETHERSCAN_API_KEY || ""

module.exports = {
    solidity: "0.8.8",
    solidity: {
        compilers: [
            {
                version: "0.8.8",
            },
            {
                version: "0.6.6",
            },
        ],
    },
    defaultNetwork: "hardhat",
    networks: {
        hardhat: {
            chainId: 31337,
            // gasPrice: 130000000000,
        },
        sepolia: {
            url: SEPOLIA_RPC_URL,
            accounts: [PRIVATE_KEY],
            chainId: 11155111,
            blockConfirmations: 6,
        },
    },
    etherscan: {
        apiKey: ETHERSCAN_API_KEY,
        // customChains: [], // uncomment this line if you are getting a TypeError: customChains is not iterable
    },
    gasReporter: {
        enabled: true,
        currency: "USD",
        outputFile: "gas-report.txt",
        noColors: true,
        // coinmarketcap: COINMARKETCAP_API_KEY,
        token: "MATIC",
    },
    etherscan: {
        apiKey: process.env.ETHERSCAN_API_KEY,
    },
    namedAccounts: {
        deployer: {
            default: 0,
        },
        user: {
            default: 1,
        },
    },
}