hardhat.config.js

require("@nomicfoundation/hardhat-toolbox");
require("hardhat-gas-reporter");
require("@nomicfoundation/hardhat-toolbox");
require("@nomicfoundation/hardhat-chai-matchers");
require("solidity-coverage");
require("dotenv").config();
// ethers = require('ethers');
// dotenv.config()
const accounts =
  process.env.PRIVATE_KEY !== undefined ? [process.env.PRIVATE_KEY] : [];

const url =
  process.env.RPC_URL !== undefined ? process.env.RPC_URL : "";


/** @type import('hardhat/config').HardhatUserConfig */
module.exports = {
  solidity: {
    compilers: [
      {
        version: "0.8.7",
      },
      {
        version: "0.8.0",
      },
      {
        version: "0.5.0",
      },
    ],
  },
  mocha: {
    timeout: 400000, // updated for tests 
  },
  gasReporter: {
    currency: 'CHF',
    gasPrice: 21
  },
  networks: {
    // hardhat: {
    //   forking: {
    //     url,
    //     // blockNumber: 27799481
    //   },
    // },
    mumbai: {
      chainId : 80001,
      url,
      accounts
    }
  }

}