def create
  # When I create a reservation I should have two users added to the appointments table
  # the creator of a task, and the person whose bid the creator accepted.
  @reservation = @task.build_reservation(...)
  @creator =  @task.user
  @bidder = @reservation.bid.user
  if @reservation.save
    #should I just rewrite the save method as something else like save_and_make_appointments, and offload this to the model. 
    redirect_to @task
  else
    flash[:notice] = "you have broken something"
    redirect_to root_path
  end
end