text: const HDWalletProvider = require("@truffle/hdwallet-provider");
  const mnemonic = "your wallet mnemonic"
  module.exports = {
    compilers: {
      solc: {
        version: "0.5.0"
      } 
    },
    networks: {
      development: {
        host: "127.0.0.1",
        port: 8545,
        network_id: "*" // Match any network id
      },
      ropsten: {
        provider: function() {
          return new HDWalletProvider(mnemonic, "https://ropsten.infura.io/v3/your project id")
        },
        network_id: 3,
        gas: 6721975,
        gasPrice: 20000000000
      },
      ganache: {
        host: "127.0.0.1",
        port: 7545,
        network_id: "*",
      }
    }
  };
  