This solves the problem of that the binder cannot be embedded in iframe.
.nbinteract.json
,
pip install nbinteract
nbinteract init
git add -A
git commit -m "Setup nbinteract"
git push origin master
nbinteract resources/demobinder.ipynb
git add -A
git commit -m "Publish nb"
git push origin master
resources/demobinder.html
<div class="input" style="display:none;">
<button class="js-nbinteract-widget" style="display:none;">