allow url field to be blank

pages/migrations/0009_auto_20210803_1858.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.2.12 on 2021-08-03 22:58
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('pages', '0008_auto_20210803_1845'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='staticpage',
+            name='url',
+            field=models.URLField(blank=True),
+        ),
+    ]

pages/models.py

@@ -40,7 +40,7 @@ class StaticPage(models.Model):
     page_name = models.CharField(max_length=50, blank=False, null=False)
     content = RichTextField(default='')
     redirects = models.BooleanField(default=False)
-    url = models.URLField(max_length=200, default='')
+    url = models.URLField(max_length=200, blank=True)
 
 
 class FrontPageSlide(models.Model):