comark/carousel/empty-carousel · Give every ::carousel a slide

A ::carousel with nothing inside it renders an empty frame. Usually its content went missing in an edit, or the closing :: sits right after the opening line.

Incorrect

::carousel{title="Pond tour"}
::

lint-comark example.mdexample.md:1:1 comark/carousel/empty-carouselcarousel 1 ("Pond tour") has no slides; put blocks or :::slide blocks inside it, or remove it.Change the block as the message says.✖ 1 problem

Correct

::carousel{title="Pond tour"}
Two ducks nest by the reeds.

The pigeons left at noon.
::

lint-comark example.md✔ No problems