Enhance API structure and documentation: Added new tags for Account, Integration, Automation, Linker, Optimizer, and Publisher; updated billing endpoints for admin and customer; improved API reference documentation; fixed endpoint paths in frontend services.

backend/igny8_core/business/billing/urls.py

@@ -11,14 +11,21 @@ from .views import (
     AdminBillingViewSet,
     AccountPaymentMethodViewSet,
 )
+from igny8_core.modules.billing.views import (
+    CreditBalanceViewSet,
+    CreditUsageViewSet,
+)
 
 router = DefaultRouter()
 router.register(r'invoices', InvoiceViewSet, basename='invoice')
 router.register(r'payments', PaymentViewSet, basename='payment')
 router.register(r'credit-packages', CreditPackageViewSet, basename='credit-package')
 router.register(r'transactions', CreditTransactionViewSet, basename='transaction')
-router.register(r'admin', AdminBillingViewSet, basename='admin-billing')
 router.register(r'payment-methods', AccountPaymentMethodViewSet, basename='payment-method')
+# Canonical credits endpoints (unified billing)
+router.register(r'credits/balance', CreditBalanceViewSet, basename='credit-balance')
+router.register(r'credits/usage', CreditUsageViewSet, basename='credit-usage')
+router.register(r'credits/transactions', CreditTransactionViewSet, basename='credit-transactions')
 
 urlpatterns = [
     # Country/config-driven available methods (legacy alias)