RemotePushDevice: Migrate token_kind from IntegerChoices to TextChoices.

Improves code readability by using string values ("apns", "fcm")
instead of integers (1, 2).

zilencer/migrations/0066_alter_remotepushdevice_token_kind.py

@@ -0,0 +1,17 @@
+# Generated by Django 5.2.3 on 2025-07-09 13:11
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("zilencer", "0065_remotepushdevice"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="remotepushdevice",
+            name="token_kind",
+            field=models.CharField(choices=[("apns", "APNs"), ("fcm", "FCM")], max_length=4),
+        ),
+    ]

zilencer/models.py

@@ -618,11 +618,11 @@ class RemotePushDevice(models.Model):
     # that they're at most the maximum FCM / APNs payload size of 4096 bytes.
     token = models.CharField(max_length=4096)
 
-    class TokenKind(models.IntegerChoices):
-        APNS = 1, "APNs"
-        FCM = 2, "FCM"
+    class TokenKind(models.TextChoices):
+        APNS = "apns", "APNs"
+        FCM = "fcm", "FCM"
 
-    token_kind = models.PositiveSmallIntegerField(choices=TokenKind.choices)
+    token_kind = models.CharField(max_length=4, choices=TokenKind.choices)
 
     # 64-bit random integer ID generated by the client; will only be
     # guaranteed to be unique within the client's own table of accounts.