feat: add multiroom tracking to booking flow

apps/scandic-web/server/routers/hotels/schemas/roomAvailability/configuration.ts

@@ -38,9 +38,15 @@ export const roomConfigurationSchema = z
         (product) => !product.public?.rateCode && !product.member?.rateCode
       )
       if (allProductsMissBothRateCodes) {
-        data.status = AvailabilityEnum.NotAvailable
+        return {
+          ...data,
+          status: AvailabilityEnum.NotAvailable,
+        }
       }
     }
 
-    return data
+    // Creating a new objekt since data is frozen (readony)
+    // and can cause errors to be thrown if trying to manipulate
+    // object elsewhere
+    return { ...data }
   })