hardhat.config.js

/* hardhat.config.js */
require('@nomiclabs/hardhat-waffle');

module.exports = {
  defaultNetwork: 'evmosTestnet',
  networks: {
    hardhat: {
      chainId: 1337,
    },
    polygonzkEVMTestnet: {
      url: 'https://rpc.public.zkevm-test.net',
      accounts: [process.env.privateKey],
      chainId: 1442,
    },
    polygonzkEVMMainnet: {
      url: 'https://zkevm-rpc.com',
      accounts: [process.env.privateKey],
      chainId: 1101,
    },
    polygonTestnet: {
      url: 'https://rpc-mumbai.maticvigil.com',
      accounts: [process.env.privateKey],
      chainId: 80001,
    },
    polygonMainnet: {
      url: 'https://rpc-mainnet.maticvigil.com',
      accounts: [process.env.privateKey],
      chainId: 1101,
    },
    gnosisTestnet: {
      // Chiado testnet has a different chain id
      url: 'https://rpc.chiadochain.net',
      accounts: [process.env.privateKey],
      gasPrice: 50000000000,
      chainId: 10200,
    },
  },
  solidity: {
    version: '0.8.4',
    settings: {
      optimizer: {
        enabled: true,
        runs: 50,
      },
      viaIR: true,
    },
  },
};