feat: enable payment provider for admin only

backend/bot/payment_providers/heleket.py

@@ -27,6 +27,7 @@ from .base import (
     ServiceFactoryContext,
     WebAppPaymentContext,
     provider_env_file,
+    provider_runtime_enabled,
 )
 from .shared import (
     HttpClientMixin,
@@ -241,7 +242,7 @@ class HeleketService(HttpClientMixin):
     # ``False`` state from startup and the button would never appear.
     @property
     def configured(self) -> bool:
-        return bool(self.config.ENABLED and self.merchant_id and self.api_key)
+        return bool(provider_runtime_enabled(self.config) and self.merchant_id and self.api_key)
 
     @property
     def base_url(self) -> str:
@@ -546,6 +547,14 @@ async def pay_heleket_callback_handler(
         await notify_callback_parse_error(callback, translator)
         return
 
+    if not SPEC.is_available_to_user(
+        settings,
+        user_id=callback.from_user.id,
+        require_configured=False,
+    ):
+        await notify_service_unavailable(callback, translator)
+        return
+
     if not heleket_service or not heleket_service.configured:
         logging.error("Heleket service is not configured or unavailable.")
         await notify_service_unavailable(callback, translator)