pokemon.trade/db/migrate/20191207061940_devise_token_auth_create_users.rb

# frozen_string_literal: true

class DeviseTokenAuthCreateUsers < ActiveRecord::Migration[6.0]
  def change
    change_table(:users, bulk: true) do |t|
      ## Recoverable
      t.boolean :allow_password_change, default: false

      ## Tokens
      t.json :tokens
    end

    add_index :users, %i[uid provider], unique: true
  end
end