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

templates/_partials/_toast.html.twig

@@ -0,0 +1,10 @@
+{% apply spaceless %}
+    {% for message in messages %}
+        {% if message is iterable %}
+            {% set message = message.id | trans(message.parameters | default({}), message.domain | default(null), message.locale | default(null)) | raw %}
+        {% else %}
+            {% set message = message | trans | raw %}
+        {% endif %}
+        <div {{ stimulus_controller('toast', { 'text': message, 'class': 'toastify--' ~ level}) }}{{ qa_attribute('toast', level)}}></div>
+    {% endfor %}
+{% endapply %}