on-the-fly: add a 'parent' option to pass parent context. So we could now display resource.comment below the renderbox.

src/Bundle/ChillMainBundle/Resources/views/OnTheFly/_insert_vue_onthefly.html.twig

@@ -10,6 +10,7 @@
     * action        string  'show', 'edit', 'create'
     * buttonText    string
     * displayBadge  boolean (default: false)  replace button by badge, need to define buttonText for content
+    * parent        object  (optional)        pass parent context of the targetEntity (used for course resource comment)
 
 #}
 <span class="onthefly-container"
@@ -31,6 +32,10 @@
         data-display-badge="true"
     {% endif %}
 
+    {% if parent is defined %}
+        data-parent='{{ parent|json_encode }}'
+    {% endif %}
+
 ></span>
 
 {{ encore_entry_script_tags('vue_onthefly') }}