fix: remove PayKilla redirect fields

tests/test_security.py

@@ -218,6 +218,7 @@ class PaykillaServiceTests(unittest.TestCase):
         )
         service.settings = SimpleNamespace(
             WEBHOOK_BASE_URL="https://shop.example",
+            WEBAPP_TITLE="/minishop",
             trusted_proxies=["127.0.0.1"],
         )
         service._default_return_url = "test_bot"
@@ -245,6 +246,7 @@ class PaykillaServiceTests(unittest.TestCase):
 
     def test_invoice_body_uses_english_purpose_and_description(self):
         service = self._make_service()
+        service.settings.WEBAPP_TITLE = "Tunnel Shop"
 
         body = service._invoice_body(
             payment_db_id=556,
@@ -253,15 +255,13 @@ class PaykillaServiceTests(unittest.TestCase):
             description="Оплата подписки на 1 мес. - тариф «Базовый» ✅",
         )
 
-        self.assertEqual(body["purpose"], "Minishop payment 556")
+        self.assertEqual(body["purpose"], "Tunnel Shop payment 556")
         self.assertEqual(body["description"], body["purpose"])
         self.assertRegex(body["purpose"], r"^[A-Za-z0-9_\s.,]+$")
         self.assertNotIn("urls", body)
 
-    def test_invoice_body_includes_only_explicit_redirect_urls(self):
+    def test_invoice_body_omits_redirect_urls(self):
         service = self._make_service()
-        service.config.SUCCESS_URL = "https://shop.example/pay/success"
-        service.config.RETURN_URL = "https://shop.example/pay/return"
 
         body = service._invoice_body(
             payment_db_id=556,
@@ -270,17 +270,7 @@ class PaykillaServiceTests(unittest.TestCase):
             description="ignored",
         )
 
-        self.assertEqual(
-            body["urls"],
-            [
-                {
-                    "type": "SUCCESS",
-                    "url": "https://shop.example/pay/success",
-                    "autoRedirect": True,
-                },
-                {"type": "RETURN", "url": "https://shop.example/pay/return"},
-            ],
-        )
+        self.assertNotIn("urls", body)
 
     def test_verify_webhook_signature_accepts_raw_body_signature(self):
         service = self._make_service()