Feat: Make availabilities editable

templates/admin/system/availability/index.html.twig

@@ -47,6 +47,14 @@
                                         }) }}>
                                     {{ icon('delete') }}
                                 </button>
+                                <button type="button"
+                                        {{ stimulus_controller('modal-button', [], [], {'ajax-modal': '#ajax-modal'}) }}
+                                        {{ stimulus_action('modal-button', 'ajax', null, {
+                                            'title': 'Verfügbarkeit bearbeiten',
+                                            'url': path('app_admin_system_availability_edit', { 'id': availability.id })
+                                        }) }}>
+                                    {{ icon('edit') }}
+                                </button>
                             </div>
                         </td>
                     </tr>