update og:image for quick posts

templates/blog/post/post.html.twig

@@ -43,7 +43,14 @@
         {% set title = 'Blog - ' ~ block('meta_title') %}
         {% set image = post.image ? asset(post.image) : null %}
     {% else %}
-        {% set image = post.quickImage %}
+        {% set image = null %}
+
+        {% if post.quickImage %}
+            {% set image = post.quickImage %}
+        {% elseif post.image %}
+            {% set image = asset(post.image) %}
+        {% endif %}
+
         {% set title = block('meta_title') %}
         {% set name = '' %}
     {% endif %}