WIP: Implement profile editing

templates/_partials/_form_errors.html.twig

@@ -0,0 +1,14 @@
+<ul>
+    {% for child in form.children %}
+        {% for error in child.vars.errors %}
+            <li>
+                {{ error.message }}
+            </li>
+        {% endfor %}
+    {%endfor%}
+    {% for error in form.vars.errors %}
+        <li>
+            {{ error.message }}
+        </li>
+    {% endfor %}
+</ul>