make body on homepage required

project/home/migrations/0005_auto_20161229_1743.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.4 on 2016-12-29 17:43
+from __future__ import unicode_literals
+
+from django.db import migrations
+import wagtail.wagtailcore.fields
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('home', '0004_remove_homepage_image'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='homepage',
+            name='body',
+            field=wagtail.wagtailcore.fields.RichTextField(),
+        ),
+    ]

project/home/models.py

@@ -10,7 +10,7 @@ from project.common.utils import round_to_multiple
 class HomePage(Entity):
     is_home = True
 
-    body = RichTextField(blank=True)
+    body = RichTextField()
 
     content_panels = Page.content_panels + [
         FieldPanel('body', classname="full")