fix: exclude cancelled participants' services from price breakdown

tests/Service/BookingConfiguratorBabyTest.php

@@ -100,6 +100,27 @@ class BookingConfiguratorBabyTest extends TestCase
         $this->assertSame('Mandatory Service', $participant->additionalServices[0]->label);
     }
 
+    public function testPreselectMandatoryServicesSkipsCanceledParticipant(): void
+    {
+        $travel = $this->createTravelWithMandatoryServices();
+        $bookingDto = new BookingDto($travel, 1);
+
+        $participant = new ParticipantDto();
+        $participant->index = 0;
+        $participant->status = 'S';
+        $participant->dateOfBirth = $travel->dateFrom->modify('-25 years');
+        $participant->additionalServices = [];
+        $bookingDto->participants[0] = $participant;
+
+        $this->participantEligibilityService
+            ->method('isParticipantEligible')
+            ->willReturn(true);
+
+        $this->bookingService()->preselectDefaultServices($bookingDto);
+
+        $this->assertSame([], $participant->additionalServices, 'Mandatory services should not be preselected for cancelled participants');
+    }
+
     public function testPreselectMandatoryServicesIncludesAdultParticipant(): void
     {
         $travel = $this->createTravelWithMandatoryServices();