feat: special treatment of services for participants of age 0-2

templates/booking/_form_theme.html.twig

@@ -1,3 +1,13 @@
+{%- block form_errors -%}
+    {%- if errors|length > 0 -%}
+        <ul class="pb-2 px-2">
+            {%- for error in errors -%}
+                <li class="text-red-500">{{ error.message }}</li>
+            {%- endfor -%}
+        </ul>
+    {%- endif -%}
+{%- endblock form_errors -%}
+
 {%- block form_row -%}
     {%- set row_attr = row_attr|merge({ 'class': (row_attr.class|default('') ~ ' mb-4')|trim }) -%}
     {%- set widget_attr = {} -%}
@@ -57,7 +67,7 @@
                 </td>
                 {% if choiceData %}
                     <td class="border border-primary-bg p-2 align-top w-24 text-right whitespace-nowrap">
-                        {% if choiceData.price %}
+                        {% if choiceData.price is not null %}
                             {{ choiceData.price | format_currency('EUR') }}
                         {% endif %}
                     </td>