Go to : https://discourse.mozilla-community.org/t/community-playbook/4890/9
aha. I was thinking all this while that my imageblock, script block extensions were hiding a Google doc preview there.
Fixed. At least I removed the space. Not sure what caused it. There was a google doc link there (the same linked on the text). Maybe Discourse tries to render a preview?
Yes, I think it tries to render it… I saw docs with preview in other
threads without issues. Hmm