hardhat.config.ts

import { HardhatUserConfig } from "hardhat/config"
import "@nomicfoundation/hardhat-toolbox"
import "@nomicfoundation/hardhat-verify"
import "@nomiclabs/hardhat-solhint"
import "@openzeppelin/hardhat-upgrades"
import "@typechain/hardhat"
import "hardhat-contract-sizer"
import "hardhat-gas-reporter"
import "hardhat-preprocessor"
import "solidity-coverage"
import "hardhat-deploy"

import * as dotenv from "dotenv"
dotenv.config()
const { INFURA_API_KEY, ETHERSCAN_API_KEY, DEPLOYER_PRIVATE_KEY, CMC_API_KEY } = process.env
const deployerPrivateKey = DEPLOYER_PRIVATE_KEY || "0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80"

const config: HardhatUserConfig = {
    solidity: {
        version: "0.8.20",
        settings: {
            optimizer: {
                enabled: true,
                runs: 20_000,
            },
        },
    },
    paths: {
        sources: "./src", // Use ./src rather than ./contracts as Hardhat expects
        cache: "./cache_hardhat", // Use a different cache for Hardhat than Foundry
    },
    defaultNetwork: "hardhat",
    networks: {
        anvil: {
            url: "http://127.0.0.1:8545",
            accounts: {
                mnemonic: "test test test test test test test test test test test junk",
                path: "m/44'/60'/0'/0",
                initialIndex: 0,
                count: 20,
                passphrase: "",
            },
        },
        goerli: {
            url: `https://goerli.infura.io/v3/${INFURA_API_KEY}`,
            accounts: [deployerPrivateKey],
        },
        sepolia: {
            url: `https://sepolia.infura.io/v3/${INFURA_API_KEY}`,
            accounts: [deployerPrivateKey],
        },
        mainnet: {
            url: `https://mainnet.infura.io/v3/${INFURA_API_KEY}`,
            accounts: [deployerPrivateKey],
        },
    },
    etherscan: {
        apiKey: ETHERSCAN_API_KEY,
    },
    gasReporter: {
        enabled: true,
        currency: "USD",
        coinmarketcap: CMC_API_KEY,
    },
}

export default config