fix: 修复 seatMap 数据结构错误 - vr_seat_template 已经是解码后的 seat_map

shopxo/app/plugins/vr_ticket/view/goods/ticket_detail.html

@@ -77,7 +77,8 @@
     (function () {
         var app = {
             goodsId: <?php echo intval($goods['id'] ?? 0); ?>,
-            seatMap: <?php echo json_encode($vr_seat_template['seat_map'] ?? []); ?>,
+            // vr_seat_template already contains the decoded seat_map (venue, rooms, sections, seats)
+            seatMap: <?php echo json_encode($vr_seat_template ?? []); ?>,
             seatSpecMap: <?php echo json_encode($seatSpecMap ?? []); ?>,
             selectedSeats: [],      // [{seatKey, price, rowLabel, colNum, section}]
             soldSeats: { },          // {seatKey: true}