Prefill POST webhook address via a URL query string (BB-8222)

Issue #7087 resolved
Stavros Korokithakis
created an issue

It would be very nice if we could pre-fill the POST webhook URL by passing our URL in the query string:

And this would add a POST webhook with the URL field prefilled. This way, we could just link our users to the page, rather than tell them to copy-paste the URL.