You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: lighthouse_policy.rb
    path of file: ./repos/vets-api/app/policies
    
    the code of the file until where you have to start completion: # frozen_string_literal: true

LighthousePolicy = Struct.new
    
  def allowed_providers
    %w[
      idme
      oauth_IDME
      logingov
      oauth_LOGINGOV
    ].freeze
  end