update

backend/board_artefacts.py

@@ -539,6 +539,9 @@ async def _proc_finalize(ctx: GenContext, flow: Flow, files: dict, cards):
         # the variant/discarded statuses, and the sidecar mirror re-writes only consensus.
         await db.delete_question_pattern(topic, _norm_title(title))
         await db.delete_sub_artefakte(topic, _norm_title(title))
+        # stragglers the mirror didn't level (row not in this run's sidecar): without a
+        # valid level they vanish from guide/practice/level views while QA still counts them
+        await db.default_subblock_levels(topic, _norm_title(title))
         sub_keys: dict[str, set[str]] = {}
 
         async def _keys(bnorm: str) -> set[str]: