wip: finalize offer layout

templates/groups/booking/_step4_services_recap.html.twig

@@ -14,6 +14,9 @@
             <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 %}