Ideally both `body` and `blobs` should be wrapped as single `body` field with `sh.tangled.markup.markdown` type like `sh.tangled.feed.comment` records, but that breaking change is deferred for later `org.tangled.*` migration. Signed-off-by: Wilhelm Berggren <wilhelmberggren@gmail.com> Signed-off-by: Seongmin Lee <git@boltless.me>