app/views/hyrax/base/iiif_viewers/_universal_viewer.html.erb
<%# note: this is note-for-note the view found in hyrax 3, but with an added "title" attribute
for accessibility compliance.
see: https://github.com/samvera/hyrax/blob/v3.4.1/app/views/hyrax/base/iiif_viewers/_universal_viewer.html.erb
see: https://dequeuniversity.com/rules/axe/4.3/frame-title?application=AxeChrome %>
<div class="viewer-wrapper">
<iframe
aria-label="image view"
title="Image view of <%= presenter.title %>"
src="<%= universal_viewer_base_url %>#?manifest=<%= main_app.polymorphic_url [main_app, :manifest, presenter], { locale: nil } %>&config=<%= universal_viewer_config_url %>"
allowfullscreen="true"
frameborder="0"
></iframe>
</div>