fix

apps/api/internal/processing/pipeline.go

@@ -1522,6 +1522,9 @@ func (p *Pipeline) processOne(ctx context.Context, companyID, jobID uuid.UUID, i
 		CategoryNamesByUID:    categoryNamesByUID,
 		AllowedAttrKeys:       allowedAttrKeysForCategory(cache, stringFromAny(enriched["category"])),
 		CategoryAttrKeys:      categoryAttrKeysFromCache(cache),
+		JobID:                 jobID.String(),
+		CompanyID:             companyID.String(),
+		RawProductID:          it.RawID.String(),
 	}
 	if it.hydrated {
 		if it.hasPrior {
@@ -1577,6 +1580,8 @@ func (p *Pipeline) processOne(ctx context.Context, companyID, jobID uuid.UUID, i
 				jobID, it.RawID, catPreFilter)
 		}
 		syncCategoryName(&result, cache.categoryNamesByUID)
+		scrubCategoryPollution(&result, cache.categoryNamesByUID, cache.categoryUniqueIDs)
+		syncCategoryName(&result, cache.categoryNamesByUID)
 	}
 	// Re-apply after category validation so allowlist matches the persisted category.
 	allowed := allowedAttrKeysForCategory(cache, result.Category)
@@ -1676,7 +1681,10 @@ const upsertProcessedProductSQL = `
 	ON CONFLICT (company_id, raw_product_id) DO UPDATE SET
 		product_id = EXCLUDED.product_id,
 		name = EXCLUDED.name,
-		category = COALESCE(NULLIF(BTRIM(EXCLUDED.category), ''), processed_products.category),
+		category = CASE
+			WHEN COALESCE(EXCLUDED.field_sources->>'category', '') = 'cleared_invalid' THEN ''
+			ELSE COALESCE(NULLIF(BTRIM(EXCLUDED.category), ''), processed_products.category)
+		END,
 		description = EXCLUDED.description,
 		processed_name = EXCLUDED.processed_name,
 		processed_description = EXCLUDED.processed_description,