wip: modernized edit flow, fix insurance tier calculation

tests/Form/Service/ParticipantInsuranceFieldHandlerTest.php

@@ -6,7 +6,7 @@ namespace App\Tests\Form\Service;
 
 use App\BusProNet\Model\Insurance;
 use App\BusProNet\Model\Travel;
-use App\Form\Model\BookingCreateDto;
+use App\Form\Model\BookingDto;
 use App\Form\Model\ParticipantDto;
 use App\Form\Service\ParticipantInsuranceFieldHandler;
 use App\Service\InsuranceMatchingService;
@@ -229,8 +229,8 @@ class ParticipantInsuranceFieldHandlerTest extends TestCase
         return $insurance;
     }
 
-    private function createMockBookingDto(): BookingCreateDto
+    private function createMockBookingDto(): BookingDto
     {
-        return $this->createMock(BookingCreateDto::class);
+        return $this->createMock(BookingDto::class);
     }
 }