hardhat.config.ts

import { HardhatUserConfig } from "hardhat/config";
import {key} from './key.json'
import '@nomiclabs/hardhat-ethers'
import '@nomiclabs/hardhat-etherscan'
import '@nomiclabs/hardhat-waffle'
import 'hardhat-typechain'
import 'hardhat-watcher'



const config: HardhatUserConfig = {
  networks: {
    hardhat: {
      allowUnlimitedContractSize: false,
    },
    mainnet: {
        url:'https://bsc-dataseed4.ninicoin.io',
        accounts:[key]
    },
    testbnb: {
        url:'https://data-seed-prebsc-1-s1.bnbchain.org:8545',
        accounts:[key],
    }
  },
  solidity: {
    version: '0.8.20',
    settings: {
      optimizer: {
        enabled: true,
        runs: 200,
      },
      metadata: {
        // do not include the metadata hash, since this is machine dependent
        // and we want all generated code to be deterministic
        // https://docs.soliditylang.org/en/v0.7.6/metadata.html
        bytecodeHash: 'none',
      },
    },
  },
};

export default config;