feat: groups price calculator admin crud, booking/offer flow and api

templates/groups/booking/_step4_services_recap.html.twig

@@ -0,0 +1,42 @@
+{% set selectedBoardService = null %}
+{% for service in ctx.boardServices %}
+    {% if service.id == dto.selectedBoardServiceId %}
+        {% set selectedBoardService = service %}
+    {% endif %}
+{% endfor %}
+
+{% set selectedAdditionalServices = ctx.additionalServices|filter(service => service.id in dto.selectedAdditionalServiceIds) %}
+
+<div class="border border-primary-bg mb-4">
+    <div class="p-2 bg-primary-bg uppercase font-semibold">Ausgewählte Leistungen</div>
+    <div class="p-2 text-sm">
+        <div class="mb-2">
+            <span class="text-gray-600 font-semibold">Verpflegung:</span>
+            {% if selectedBoardService %}
+                {{ selectedBoardService.label }}
+                {% if selectedBoardService.price > 0 %}
+                    — {{ (selectedBoardService.price / 100)|format_currency(ctx.accommodation.currency) }} pro Person und Nacht
+                {% endif %}
+                {% if selectedBoardService.description %}
+                    <div class="text-xs text-gray-500">{{ selectedBoardService.description|nl2br }}</div>
+                {% endif %}
+            {% else %}
+                Selbstversorgung
+            {% endif %}
+        </div>
+
+        {% if selectedAdditionalServices is not empty %}
+            <div>
+                <span class="text-gray-600 font-semibold">Zusatzleistungen:</span>
+                <ul class="list-disc list-inside">
+                    {% for service in selectedAdditionalServices %}
+                        <li>
+                            {{ service.label }}
+                            — {{ (service.price / 100)|format_currency(ctx.accommodation.currency) }} {{ service.type.label|trans }}
+                        </li>
+                    {% endfor %}
+                </ul>
+            </div>
+        {% endif %}
+    </div>
+</div>