master
 1class Profile < ApplicationRecord
 2  belongs_to :user
 3  belongs_to :gym, optional: true
 4  enum social_tolerance: { low: 0, medium: 1, high: 2 }
 5  enum gender: { female: 1, male: 2, transgender: 3, other: 0 }
 6  delegate :username, to: :user
 7
 8  def to_param
 9    user.username
10  end
11end