wip: continue implementation

templates/_partials/_alert.html.twig

@@ -0,0 +1,12 @@
+{% 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>
+            {{ message }}
+        </div>
+    {% endfor %}
+{% endapply %}