Alter Appointment#number field to CharField

This is only populated for booked screening appointments otherwise blank.

Author: steventux

manage_breast_screening/notifications/migrations/0019_alter_appointment_number.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.6 on 2025-10-02 09:31
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('notifications', '0018_alter_appointment_status'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='appointment',
+            name='number',
+            field=models.CharField(max_length=30, null=True),
+        ),
+    ]

manage_breast_screening/notifications/models.py

@@ -128,7 +128,7 @@ class Meta:
     booked_at = models.DateTimeField(null=True)
     cancelled_by = models.CharField(max_length=50)
     cancelled_at = models.DateTimeField(null=True)
-    number = models.IntegerField(null=True, default=1)
+    number = models.CharField(max_length=30, null=True)
     starts_at = models.DateTimeField(null=False)
     created_at = models.DateTimeField(null=False, auto_now_add=True)
     updated_at = models.DateTimeField(null=True, auto_now=True)