feat: filtering of custom destinations by hotel

templates/administrative/system/destination/index.html.twig

@@ -7,6 +7,26 @@
         <h1 class="text-2xl font-bold">
             Manuell angelegte Reisen
         </h1>
+        <div class="flex flex-col items-end space-y-2 md:flex-row md:items-center md:space-x-2 md:space-y-0">
+            <button type="button"
+                    class="{{ html_classes('btn btn--small', { 'btn--secondary': filterDto.active }) }}"
+                    title="Filter"
+                    hx-get="{{ path('app_common_destination_filter', { 'r': return_url() }) }}"
+                    hx-target="body"
+                    hx-swap="beforeend">
+                    {{ icon('filter', 'w-4 h-4 shrink-0') }}
+                    {% if filterDto.active %}
+                        <span class="whitespace-nowrap">{{ filterDto.activeFiltersCount }} Filter aktiv</span>
+                    {% else %}
+                        <span>Filter</span>
+                    {% endif %}
+            </button>
+            {% if filterDto.active %}
+                <a href="{{ path('app_common_destination_filter_reset', { 'r': return_url() }) }}" class="btn btn--small btn--secondary">
+                    Reset
+                </a>
+            {% endif %}
+        </div>
     </div>
 
     <div class="data-table-wrapper">