erc1450-reference/hardhat.config.js at main · StartEngine/erc1450-reference · GitHub

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require("@nomicfoundation/hardhat-toolbox");
require("@openzeppelin/hardhat-upgrades");
require("dotenv").config();

/** @type import('hardhat/config').HardhatUserConfig */
module.exports = {
  solidity: {
    version: "0.8.27",
    settings: {
      optimizer: {
        enabled: true,
        runs: 200
      }
    }
  },
  networks: {
    hardhat: {
      chainId: 31337
    },
    // Polygon Amoy Testnet (formerly Mumbai replacement)
    polygonAmoy: {
      url: process.env.POLYGON_AMOY_RPC_URL || "https://rpc-amoy.polygon.technology/",
      chainId: 80002,
      accounts: process.env.DEPLOYER_PRIVATE_KEY
        ? [process.env.DEPLOYER_PRIVATE_KEY]
        : [],
      gasPrice: 35000000000, // 35 Gwei
      confirmations: 2,
      timeoutBlocks: 200,
      skipDryRun: true
    },
    // Ethereum Sepolia (if you want to also deploy there)
    sepolia: {
      url: process.env.SEPOLIA_RPC_URL || "https://rpc.sepolia.org",
      chainId: 11155111,
      accounts: process.env.DEPLOYER_PRIVATE_KEY
        ? [process.env.DEPLOYER_PRIVATE_KEY]
        : [],
    },
    // Polygon Mainnet (for future production)
    polygon: {
      url: process.env.POLYGON_RPC_URL || "https://polygon-rpc.com",
      chainId: 137,
      accounts: process.env.DEPLOYER_PRIVATE_KEY
        ? [process.env.DEPLOYER_PRIVATE_KEY]
        : [],
      gasPrice: 100000000000, // 100 Gwei
    }
  },
  etherscan: {
    apiKey: {
      polygonAmoy: process.env.POLYGONSCAN_API_KEY || "",
      polygon: process.env.POLYGONSCAN_API_KEY || "",
      sepolia: process.env.ETHERSCAN_API_KEY || ""
    },
    customChains: [
      {
        network: "polygonAmoy",
        chainId: 80002,
        urls: {
          apiURL: "https://api-amoy.polygonscan.com/api",
          browserURL: "https://amoy.polygonscan.com"
        }
      }
    ]
  },
  // Gas reporter configuration
  gasReporter: {
    enabled: process.env.REPORT_GAS ? true : false,
    currency: "USD",
    token: "MATIC",
    gasPriceApi: "https://api.polygonscan.com/api?module=proxy&action=eth_gasPrice",
    coinmarketcap: process.env.COINMARKETCAP_API_KEY
  }
};