wip: improved booking summary

src/BusProNet/Model/Travel.php

@@ -188,12 +188,16 @@ class Travel
      * greater than zero and have an available status. This ensures only
      * bookable rooms are returned for selection.
      *
-     * @return array<Room> The filtered array of available rooms
+     * @return array<int, Room> The filtered array of available rooms, indexed by room ID
      */
     public function getAvailableRooms(): array
     {
-        return array_filter($this->rooms, function (Room $room) {
-            return $room->available > 0 && Constants::STATUS_AVAILABLE === $room->status;
-        });
+        $result = [];
+        foreach ($this->rooms as $room) {
+            if ($room->available > 0 && Constants::STATUS_AVAILABLE === $room->status) {
+                $result[$room->id] = $room;
+            }
+        }
+        return $result;
     }
 }