fix(subscription): allow zero-day dev confirmation

VERSION

@@ -1 +1 @@
-0.1.0+70
+0.1.0+71

bot.py

@@ -422,9 +422,12 @@ async def confirm_development_payment(callback: CallbackQuery) -> None:
     if callback.from_user is None or callback.from_user.id != user_id:
         await callback.answer("Эта кнопка предназначена другому пользователю.", show_alert=True)
         return
-    if days <= 0:
+    if days < 0 or days not in user_store.SUBSCRIPTION_PLANS:
         await callback.answer("Неизвестный срок подписки.", show_alert=True)
         return
+    if days == 0:
+        await callback.answer("Dev-оплата подтверждена. Срок подписки не изменён.")
+        return
     await asyncio.to_thread(ensure_subscription, user_id)
     days_left = await asyncio.to_thread(user_store.activate_subscription_days, user_id, days)
     await callback.answer("Dev-оплата подтверждена.")

tests/test_payments.py

@@ -240,17 +240,26 @@ class SubscribeCommandTests(unittest.IsolatedAsyncioTestCase):
         self.assertEqual(markup.inline_keyboard[0][0].text, "🧪 Оплатил (dev, 10 дн.)")
         self.assertEqual(markup.inline_keyboard[0][0].callback_data, "dev_paid:42:10")
 
-    async def test_zero_day_plan_is_present_and_does_not_activate_in_dev_mode(self):
+    async def test_zero_day_dev_confirmation_is_accepted_without_activation(self):
         callback = AsyncMock()
         callback.data = "dev_paid:42:0"
         callback.from_user = SimpleNamespace(id=42)
+        callback.message = SimpleNamespace(
+            **Message(
+                message_id=1,
+                date=datetime.now(),
+                chat=Chat(id=555, type="private"),
+            ).model_dump(),
+            edit_reply_markup=AsyncMock(),
+            edit_text=AsyncMock(),
+        )
         with (
             patch.object(bot, "DEPLOY_ENV", "development"),
             patch.object(bot.asyncio, "to_thread", new=AsyncMock()) as to_thread,
         ):
             await bot.confirm_development_payment(callback)
         to_thread.assert_not_awaited()
-        callback.answer.assert_awaited_once_with("Неизвестный срок подписки.", show_alert=True)
+        callback.answer.assert_awaited_once_with("Dev-оплата подтверждена. Срок подписки не изменён.")
 
     async def test_zero_day_plan_is_a_one_star_invoice_without_access_grant(self):
         self.assertEqual(payments.plan_for_payload("sub:0:20261001120000"), (0, 1))