class App extends Component {
        state = {users: []}

        componentDidMount() {
          fetch('/users')
            .then(res => {
                console.log(res);
                return res.json()
             })
            .then(users => {
                console.log(users);
                this.setState({ users })
             });
         }

        render() {
          return (
            <div className="App">
              <h1>Users</h1>
              {this.state.users.map(user =>
                <div key={user.id}>user: {user.name} Password: {user.password}</div>
              )}
            </div>
          );
        }
      }