add session expiration fields to auth method form and model

gatekeeper/migrations/0008_authmethod_session_expiration_minutes.py

@@ -0,0 +1,16 @@
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('gatekeeper', '0007_remove_authmethod_totp_before_auth_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='authmethod',
+            name='session_expiration_minutes',
+            field=models.PositiveIntegerField(default=720, help_text='Session expiration time in minutes (only for Local Password and OIDC)'),
+        ),
+    ]

gatekeeper/migrations/0009_alter_authmethod_session_expiration_minutes.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.12 on 2026-03-15 20:44
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('gatekeeper', '0008_authmethod_session_expiration_minutes'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='authmethod',
+            name='session_expiration_minutes',
+            field=models.PositiveIntegerField(default=720, help_text='Session expiration time in minutes'),
+        ),
+    ]

gatekeeper/migrations/0010_alter_gatekeeperuser_email.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.12 on 2026-03-15 22:38
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('gatekeeper', '0009_alter_authmethod_session_expiration_minutes'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='gatekeeperuser',
+            name='email',
+            field=models.EmailField(blank=True, max_length=254),
+        ),
+    ]