truffle-config.js

require("dotenv").config();
const HDWalletProvider = require("@truffle/hdwallet-provider");
const mnemonic = process.env.TRUFFLE_MNEMONIC;
const ETHERSCAN_API_KEY = process.env.ETHERSCAN_API_KEY;
const POLYGONSCAN_API_KEY = process.env.POLYGONSCAN_API_KEY;
const ALCHEMY_API_KEY = process.env.ALCHEMY_API_KEY;

module.exports = {
  networks: {
    development: {
      host: "127.0.0.1",
      port: 8545,
      network_id: "*", // Match any network id
      gasLimit: 10000000,
      gas: 10000000,
    },
    live: {
      provider: new HDWalletProvider(
        mnemonic,
        "https://eth-sepolia.g.alchemy.com/v2/" + ALCHEMY_API_KEY
      ),
      network_id: 1,

      websockets: true,
    },
    moonriver: {
      provider: new HDWalletProvider(
        mnemonic,
        "https://rpc.api.moonriver.moonbeam.network/"
      ),
      network_id: 1285,
    },
    moonbeam: {
      provider: new HDWalletProvider(
        mnemonic,
        "https://rpc.api.moonbeam.network"
      ),
      network_id: 1284,
    },
    goerli: {
      provider: new HDWalletProvider(
        mnemonic,
        "https://eth-goerli.g.alchemy.com/v2/" + ALCHEMY_API_KEY
      ),
      network_id: 5,
    },
    leprichain: {
      provider: new HDWalletProvider(
        mnemonic,
        "https://node.leprichain.blockwell.ai"
      ),
      network_id: 49777,
      gasPrice: 0,
    },
    polygon: {
      provider: new HDWalletProvider(
        mnemonic,
        "https://rpc-mainnet.maticvigil.com"
      ),
      network_id: "137",
      gasPrice: 200000000000,
      skipDryRun: true,
      networkCheckTimeout: 10000,
      timeoutBlocks: 200,
      gas: 25000000,
    },
    mumbai: {
      provider: new HDWalletProvider(
        mnemonic,
        "https://rpc-mumbai.maticvigil.com"
      ),
      network_id: 80001,
    },
    sepolia: {
      provider: new HDWalletProvider(
        mnemonic,
        "https://eth-sepolia.g.alchemy.com/v2/" + ALCHEMY_API_KEY
      ),
      network_id: 11155111,
      gasPrice: 24926022802,
      // websockets: true,
    },
    polygon_zkevm: {
      provider: new HDWalletProvider(mnemonic, "https://zkevm-rpc.com"),
      network_id: 1101,
    },
    polygon_zkevm_testnet: {
      provider: new HDWalletProvider(
        mnemonic,
        "https://rpc.public.zkevm-test.net"
      ),
      network_id: 1442,
    },
  },
  // Configure your compilers
  compilers: {
    solc: {
      version: "0.8.18", // Fetch exact version from solc-bin (default: truffle's version)
      // docker: true,        // Use "0.5.1" you've installed locally with docker (default: false)
      // settings: {          // See the solidity docs for advice about optimization and evmVersion
      //  optimizer: {
      //    enabled: false,
      //    runs: 200
      //  },
      //  evmVersion: "byzantium"
      // }
      settings: {
        optimizer: {
          enabled: true,
          runs: 200,
        },
      },
    },
  },
  plugins: ["truffle-contract-size", "truffle-plugin-verify"],
  api_keys: {
    etherscan: ETHERSCAN_API_KEY,
    polygonscan: POLYGONSCAN_API_KEY,
  },
};