/**
  * Create a new user instance after a valid registration.
  *
  * @param  array  $data
  * @return User
  */
 protected function create(array $data)
 {
     return User::create(['name' => $data['name'], 'email' => $data['email'], 'password' => bcrypt($data['password'])]);
 }
 public function index()
 {
     // Recuperar todos os usuários no banco de dados e devolvê-los
     $users = User::all();
     return $users;
 }