text: const Employee = require("./employee");
  
  class Engineer extends Employee{
      constructor(name, id, email,gitHubUsername){
          super(name, id, email);
          this.gitHubUsername = gitHubUsername;
      }
  
      getGithubUsername(){
          return  this.gitHubUsername;
      }
      getRole(){
          return "Engineer";
      }
  }
  module.exports = Engineer;