User blog comment:Mr. Smithers Secret Lab/Problems with UCP Wikis/@comment-44997843-20200615092612/@comment-44498734-20200615094323

As mentioned in other places this is currently impossible because the JS review process is currently not on UCP. In the last update they mentioned however that their currently tackling the final bugs so it should be live soonish.

Cheers!

Edit see: |Release Highlights - June 12, 2020: The One With Article Comments! under Upcoming soon