A demo of this (with pa11y checking for simple violations) was available at one point:
The dodo.py file contains all of the complexity of working with jlpm link, plus some… extra weirdness. However, things have likely changed in the ensuing years.
Recently, as binder seems to only be about 80% available these days, there was discussion of encapsulating this in a dedicated repo/bot that turned form-based GitHub issues into never-to-be-merged PRs which (ab)used the ReadTheDocs PR review feature to deploy JupyterLite sites:
No action here yet, but combining this with a low-touch, no-login feedback mechanism (e.g. opt-in comment posting to a google form), would make a very lightweight way to conduct experiments against multiple PRs to collect anonymous, simple data (e.g. Likert scales) and free input.