notification: add comment in show and append comment

src/Bundle/ChillMainBundle/Form/NotificationCommentType.php

@@ -0,0 +1,26 @@
+<?php
+
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Chill\MainBundle\Form;
+
+use Chill\MainBundle\Form\Type\ChillTextareaType;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\FormBuilderInterface;
+
+class NotificationCommentType extends AbstractType
+{
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder->add('content', ChillTextareaType::class, [
+            'required' => false,
+        ]);
+    }
+}