Display missing required header as structure error.

validata_ui/templates/validation_report.html

@@ -106,23 +106,12 @@
 
 <div class="mx-4">
     {% if report.table.errors.structure %}
-    <h3 class="my-4">Erreurs de structure ({{ report.table['error-stats']['structure-errors']['count'] }})</h3>
-    <p>Prévisualisation du fichier source avec structure invalide (en-têtes)</p>
-
-    {# source header display #}
-    <div class="mb-4">
-        <div class="table-responsive">
-            <table class="table table-striped table-bordered table-sm table-hover">
-                <thead class="thead-light">
-                    <tr>
-                        {% for h, err in source_data.source_header_info %}
-                        <th{% if err %} class="table-danger"{% endif %}>{{ h }}</th>
-                        {% endfor %}
-                    </tr>
-                </thead>
-            </table>
-        </div>
-    </div>
+    <h3 class="my-4">Erreurs de structure ({{ report.table['error-stats']['structure-errors']['count']}})</h3>
+    <ul>
+        {% for err in report.table.errors.structure %}
+            <li>{{ err.message | commonmark2html | safe}}</li>
+        {% endfor %}
+    </ul>
     {% endif %}
 </div>