Onebox fail on Discourse topic URL

I’m trying to onebox a Discourse link from one of my forums to another but it stubbornly refuses:

Seems okay in iframely (preview image and title, no description)

Any thoughts?

1 Like

og:description is missing because your topic has 0 text, just a link.

Compare with sharing the second post that has something:


Okay, thanks for the explanation. Feels like it would be good for onebox to at least render the title and image, even if the description is missing from the source url?

Like this?

looks a lot better than this: