apply restaurant decimails formating & fix tax calcualtions

src/pages/product/components/Variants.tsx

@@ -21,7 +21,7 @@ export default function Variants({
   const { isRTL } = useAppSelector((state) => state.locale);
   const { t } = useTranslation();
   const { isDesktop } = useBreakPoint();
-
+  const { restaurant } = useAppSelector((state) => state.order);
   // Determine variant levels based on options array length
   const variantLevels = useMemo(() => {
     if (!variantsList || variantsList.length === 0) return [];
@@ -170,7 +170,7 @@ export default function Variants({
                           value: value,
                           label: value,
                           price: variant
-                            ? `+${formatPriceUi(variant.price, 3)}`
+                            ? `+${formatPriceUi(variant.price, restaurant.currency_decimals ?? 3)}`
                             : "",
                         };
                       })}