Make announcement recipient model extensible

aleksis/core/migrations/0015_announcement_recipient_extensible_model.py

+# Generated by Django 3.0.3 on 2020-02-25 15:26
+
+import django.contrib.postgres.fields.jsonb
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0014_multiple_recipients_announcement'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='announcementrecipient',
+            name='extended_data',
+            field=django.contrib.postgres.fields.jsonb.JSONField(default=dict, editable=False),
+        ),
+    ]

aleksis/core/models.py

@@ -338,7 +338,7 @@ class Announcement(ExtensibleModel):
         verbose_name_plural = _("Announcements")
 
 
-class AnnouncementRecipient(models.Model):
+class AnnouncementRecipient(ExtensibleModel):
     announcement = models.ForeignKey(Announcement, on_delete=models.CASCADE, related_name="recipients")
 
     content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)