fix: allow updating room assignments in edit mode

src/Service/ParticipantCardDataService.php

@@ -237,8 +237,8 @@ class ParticipantCardDataService
         } else {
             $groups[] = 'booking_edit';
 
-            // In edit mode, add strict_required only if applicant is immutable
-            if (false === ($bookingDto->participants[0]?->mutable ?? true)) {
+            // Strict validation in edit mode except for internal agency bookings
+            if (false === $bookingDto->isInternalAgencyBooking()) {
                 $groups[] = 'strict_required';
             }
         }

src/Service/RoomPricingCalculator.php

@@ -135,6 +135,10 @@ class RoomPricingCalculator
             }
         }
 
+        // Count current participant assignments from the DTO (reflects live state
+        // including new assignments not yet in the booking entity)
+        $assignmentCounts = $bookingDto->getRoomAssignmentCounts();
+
         // Build pricing array
         foreach ($roomGroups as $roomId => $data) {
             $room = $data['room'];
@@ -144,10 +148,14 @@ class RoomPricingCalculator
             // Calculate average unit price (price per person)
             $unitPrice = $participantCount > 0 ? $totalPrice / $participantCount : 0.0;
 
+            // Use live assignment count for quantity display so the sidebar reflects
+            // new room assignments that haven't been persisted to the booking entity yet
+            $quantity = $assignmentCounts[$roomId] ?? $room->totalCount;
+
             $roomPricing[] = [
                 'roomId' => $room->id,
                 'label' => $room->label,
-                'quantity' => $room->totalCount,
+                'quantity' => $quantity,
                 'participantCount' => $participantCount,
                 'unitPrice' => $unitPrice,
                 'totalPrice' => $totalPrice,