Fix: updated operator again for clarity

Author: Akalanka47000

src/utils/transformer.ts

@@ -17,7 +17,7 @@ const domSeatsToJSON = (seats: ISeat[]) => {
       id,
       x: +seat.attr(square ? "x" : "cx"),
       y: +seat.attr(square ? "y" : "cy"),
-      label: document.getElementById(`${seat.attr("id")}-label`)?.textContent?.trim() || seatsFromStore[id]?.label,
+      label: document.getElementById(`${seat.attr("id")}-label`)?.textContent?.trim() ?? seatsFromStore[id]?.label,
       status: seat.attr(dataAttributes.status),
       category: seat.attr(dataAttributes.category),
       square,