add dynamic documents

app/jobs/generate_attachment_preview_job.rb

@@ -1,21 +0,0 @@
-# frozen_string_literal: true
-
-class GenerateAttachmentPreviewJob
-  include Sidekiq::Job
-
-  InvalidFormat = Class.new(StandardError)
-
-  sidekiq_options queue: :images
-
-  def perform(params = {})
-    attachment = ActiveStorage::Attachment.find(params['attachment_id'])
-
-    if attachment.content_type == Templates::ProcessDocument::PDF_CONTENT_TYPE
-      Templates::ProcessDocument.generate_pdf_preview_images(attachment, attachment.download)
-    elsif attachment.image?
-      Templates::ProcessDocument.generate_preview_image(attachment, attachment.download)
-    else
-      raise InvalidFormat, attachment.id
-    end
-  end
-end