Math equations and callout blocks not rendering in published articles

[kmirrorall]

Description:

Math equations and callout blocks are not rendering correctly in published articles,
they appear as raw code instead of rendered content.

In the editor, math and callouts display correctly.

Additionally, the “Copy draft preview URL” feature returns a 404 page instead of showing the draft preview.

Notes:
The issues appeared after a recent hashnode update.

[warroyo]

also seeing this issue

[dom96]

yeah... can confirm this is broken currently

[ArbashHussain]

Definitely a vibe coded update

[kambleakash0]

Still an issue

[afincha]

This is still an issue. In the Hashnode editor, Callouts appear like this:

But in the published article, they appear like this:

No box, and the emoji is in a weird location.