fix

apps/api/cmd/seed-a1/category_backfill.go

@@ -10,6 +10,7 @@ import (
 	"strings"
 
 	"github.com/descrybe/descrybe-v2/apps/api/internal/billing"
+	"github.com/descrybe/descrybe-v2/apps/api/internal/processing"
 	"github.com/google/uuid"
 	"github.com/jackc/pgx/v5/pgxpool"
 )
@@ -34,30 +35,9 @@ type categoryBackfillResult struct {
 }
 
 // backfillMappedCategoriesFromProcessed copies processed_products.category into
-// raw_products.mapped_data.category for A1 only. Legacy dumps store category on
-// processed rows (unique_id codes); feed mappings never mapped a category field,
-// so re-processing without this backfill yields Uncategorized / grey C coverage.
+// raw_products.mapped_data.category for A1 only. Delegates to processing.
 func backfillMappedCategoriesFromProcessed(ctx context.Context, pg *pgxpool.Pool, companyID uuid.UUID) (int64, error) {
-	ct, err := pg.Exec(ctx, `
-		UPDATE raw_products r
-		SET mapped_data = jsonb_set(
-			COALESCE(r.mapped_data, '{}'::jsonb),
-			'{category}',
-			to_jsonb(p.category),
-			true
-		),
-		updated_at = now()
-		FROM processed_products p
-		WHERE p.raw_product_id = r.id
-		  AND p.company_id = $1
-		  AND r.company_id = $1
-		  AND COALESCE(NULLIF(trim(p.category), ''), '') <> ''
-		  AND lower(trim(p.category)) <> 'none'
-		  AND COALESCE(NULLIF(trim(r.mapped_data->>'category'), ''), '') = ''`, companyID)
-	if err != nil {
-		return 0, fmt.Errorf("backfill mapped category: %w", err)
-	}
-	return ct.RowsAffected(), nil
+	return processing.BackfillMappedCategoriesFromProcessed(ctx, pg, companyID)
 }
 
 // backfillCategoriesFromMySQLDump streams dump processed_products for the A1