payment options fixes

backend/igny8_core/business/billing/urls.py

@@ -1,7 +1,7 @@
 """Billing routes including bank transfer confirmation and credit endpoints."""
 from django.urls import path, include
 from rest_framework.routers import DefaultRouter
-from .views import (
+from .billing_views import (
     BillingViewSet,
     InvoiceViewSet,
     PaymentViewSet,

backend/igny8_core/settings.py

@@ -701,7 +701,8 @@ UNFOLD = {
                     {"title": "Invoices", "icon": "receipt_long", "link": lambda request: "/admin/billing/invoice/"},
                     {"title": "Payments", "icon": "paid", "link": lambda request: "/admin/billing/payment/"},
                     {"title": "Credit Packages", "icon": "card_giftcard", "link": lambda request: "/admin/billing/creditpackage/"},
-                    {"title": "Payment Methods", "icon": "credit_card", "link": lambda request: "/admin/billing/paymentmethodconfig/"},
+                    {"title": "Payment Methods (Global)", "icon": "credit_card", "link": lambda request: "/admin/billing/paymentmethodconfig/"},
+                    {"title": "Account Payment Methods", "icon": "account_balance_wallet", "link": lambda request: "/admin/billing/accountpaymentmethod/"},
                 ],
             },
             # Credits