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: call_discourse_hub.rb
    path of file: ./repos/discourse/app/jobs/scheduled
    
    the code of the file until where you have to start completion: # frozen_string_literal: true

module Jobs
  class CallDiscourseHub < ::Jobs::Scheduled
    every 1.day

    def execute(args)
      if SiteSetting.version_checks? &&
           (DiscourseUpdates.updated_at.nil? || DiscourseUpdates.updated_at < (1.minute.
    
    def execute(args)
      if SiteSetting.version_checks? &&
           (DiscourseUpdates.updated_at.nil? || DiscourseUpdates.updated_at < (1.minute.ago))
        begin
          prev_missing_versions_count = DiscourseUpdates.missing_versions_count || 0

          json = DiscourseHub.discourse_version_check
          DiscourseUpdates.last_installed_version = Discourse::VERSION::STRING
          DiscourseUpdates.latest_version = json["latestVersion"]
          DiscourseUpdates.critical_updates_available = json["criticalUpdates"]
          DiscourseUpdates.missing_versions_count = json["missingVersionsCount"]
          DiscourseUpdates.updated_at = Time.zone.now
          DiscourseUpdates.missing_versions = json["versions"]

          if SiteSetting.new_version_emails && json["missingVersionsCount"] > (0) &&
               prev_missing_versions_count < (json["missingVersionsCount"].to_i)
            message = VersionMailer.send_notice
            Email::Sender.new(message, :new_version).send
          end