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: automation_notification_mailer.rb
    path of file: ./repos/chatwoot/app/mailers/team_notifications
    
    the code of the file until where you have to start completion: class TeamNotifications::AutomationNotificationMailer < ApplicationMailer
  def conversation_creation(conversation, team, message)
    retur
    
  def conversation_creation(conversation, team, message)
    return unless smtp_config_set_or_development?

    @agents = team.team_members
    @conversation = conversation
    @custom_message = message
    @action_url = app_account_conversation_url(account_id: @conversation.account_id, id: @conversation.display_id)

    send_an_email_to_team
  end