buidler.config.js

usePlugin("@nomiclabs/buidler-waffle");
require('dotenv').config();

// This is a sample Buidler task. To learn how to create your own go to
// https://buidler.dev/guides/create-task.html
task("accounts", "Prints the list of accounts", async () => {
  const accounts = await ethers.getSigners();

  for (const account of accounts) {
    console.log(await account.getAddress());
  }
});

// You have to export an object to set up your config
// This object can have the following optional entries:
// defaultNetwork, networks, solc, and paths.
// Go to https://buidler.dev/config/ to learn more
module.exports = {
  // This is a sample solc configuration that specifies which version of solc to use
  solc: {
    version: "0.6.8",
  },
  networks: {
    localhost: {
      url: "http://127.0.0.1:8545"
    },
    kovan: {
      url: process.env.INFURA_ENDPOINT,
      accounts: [process.env.PRIVATE_KEY],
      auth: {
        password: process.env.INFURA_SECRET,
      }
    }
  }
};