fix!: removed .commit() from repository level

tests/test_notifications.py

@@ -6,8 +6,9 @@ from schemas.enums import NotificationType
 from services.notifications import collect_subscription_notifications
 
 
-class FakeSession:
+class FakeUnitOfWork:
     def __init__(self, subscriptions_by_period):
+        self.session = self
         self.subscriptions_by_period = iter(subscriptions_by_period)
         self.executed = []
         self.committed = False
@@ -25,7 +26,7 @@ class FakeSession:
 
 def test_collects_notification_for_each_expiry_period():
     now = datetime(2026, 8, 20, tzinfo=UTC)
-    session = FakeSession(
+    uow = FakeUnitOfWork(
         [
             [SimpleNamespace(id=1, expires_at=now + timedelta(days=6))],
             [SimpleNamespace(id=2, expires_at=now + timedelta(days=2))],
@@ -34,11 +35,11 @@ def test_collects_notification_for_each_expiry_period():
         ]
     )
 
-    created = asyncio.run(collect_subscription_notifications(session, now))
+    created = asyncio.run(collect_subscription_notifications(uow, now))
 
-    assert created == len(session.executed)
-    assert session.committed
-    assert [statement.compile().params["notify_type_m0"] for statement in session.executed] == [
+    assert created == len(uow.executed)
+    assert uow.committed
+    assert [statement.compile().params["notify_type_m0"] for statement in uow.executed] == [
         NotificationType.SEVEN_DAYS,
         NotificationType.THREE_DAYS,
         NotificationType.ONE_DAY,