feat: add client subscription startup policy

apps/licensing/services.py

@@ -1221,4 +1221,5 @@ def software_subscription_status(*, user, product_code: str, now=None, mode=None
         ),
         "access_source": access.access_source,
         "entitlement_status": access.entitlement_status,
+        "real_entitlement_allowed": access.entitlement_status in {"active", "grace"},
     }

apps/licensing/tests.py

@@ -273,6 +273,7 @@ class SubscriptionModeUnitTests(SimpleTestCase):
         self.assertEqual(data["expires_at"], data["plan"]["expires_at"])
         self.assertEqual(data["access_source"], "open_mode")
         self.assertEqual(data["entitlement_status"], "required")
+        self.assertFalse(data["real_entitlement_allowed"])
 
     def test_admin_index_only_exposes_membership_models_without_deleting_registration(self):
         hidden_models = (
@@ -333,6 +334,7 @@ class SubscriptionModeUnitTests(SimpleTestCase):
 
         self.assertEqual(data["status"], "grace")
         self.assertEqual(data["entitlement_status"], "grace")
+        self.assertTrue(data["real_entitlement_allowed"])
         self.assertEqual(data["plan"]["code"], "plan-3")
         self.assertEqual(data["expires_at"], entitlement.expires_at.isoformat())
         self.assertEqual(