class FixAssistantMessages < ActiveRecord::Migration[7.0]
  def change
    remove_column :assistant_messages, :user_id
    remove_column :assistant_messages, :thread_id
    remove_column :assistant_messages, :respondent_category_id
    change_column_default :assistant_messages, :sources, {}
    add_column :assistant_messages, :assistant_conversation_id, :integer
  end
end