adjust sql migration

internal/database/migrations/20260402034456_adjust_daily_checklist_unique_for_rejected.down.sql

@@ -1,5 +1,9 @@
+BEGIN;
+
 DROP INDEX IF EXISTS idx_daily_checklists_unique_non_rejected;
 
 ALTER TABLE daily_checklists
     ADD CONSTRAINT daily_checklists_date_kandang_category_key
     UNIQUE (date, kandang_id, category);
+
+COMMIT;

internal/database/migrations/20260402034456_adjust_daily_checklist_unique_for_rejected.up.sql

@@ -1,6 +1,10 @@
+BEGIN;
+
 ALTER TABLE daily_checklists
     DROP CONSTRAINT IF EXISTS daily_checklists_date_kandang_category_key;
 
 CREATE UNIQUE INDEX IF NOT EXISTS idx_daily_checklists_unique_non_rejected
     ON daily_checklists (date, kandang_id, category)
     WHERE (status IS NULL OR status <> 'REJECTED');
+
+COMMIT;