The attribute value is not preserving the line feeds. So the Markdown does not render as expected.

I need to add for linefeeds in the markdown elements to get it to render properly.

instead of

here is list

• foo

• bar

It need to be

here is list

• foo

• bar

see this file: https://build.fhir.org/ig/HL7/US-Core-R4/OperationDefinition-docref.html

and look at the xml,