Ensure hero images are optional

website/common/migrations/0003_alter_contentpage_hero_image.py

@@ -0,0 +1,25 @@
+# Generated by Django 4.0.5 on 2022-06-19 10:35
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("wagtailimages", "0024_index_image_file_hash"),
+        ("common", "0002_contentpage_hero_image"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="contentpage",
+            name="hero_image",
+            field=models.ForeignKey(
+                blank=True,
+                null=True,
+                on_delete=django.db.models.deletion.SET_NULL,
+                to="wagtailimages.image",
+            ),
+        ),
+    ]

website/common/models.py

@@ -21,7 +21,7 @@ class BasePage(Page):
 class ContentPage(BasePage):
     subtitle = models.CharField(max_length=255, blank=True)
     hero_image = models.ForeignKey(
-        get_image_model_string(), null=True, on_delete=models.SET_NULL
+        get_image_model_string(), null=True, blank=True, on_delete=models.SET_NULL
     )
 
     content_panels = BasePage.content_panels + [