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)

backend/igny8_core/business/billing/views.py

@@ -9,6 +9,7 @@ from rest_framework.permissions import IsAuthenticated
 from django.http import HttpResponse
 from django.shortcuts import get_object_or_404
 from django.db import models
+from drf_spectacular.utils import extend_schema, extend_schema_view
 
 from .models import (
     Invoice,
@@ -366,6 +367,14 @@ class CreditTransactionViewSet(viewsets.ViewSet):
         })
 
 
+@extend_schema_view(
+    invoices=extend_schema(tags=['Admin Billing']),
+    payments=extend_schema(tags=['Admin Billing']),
+    pending_payments=extend_schema(tags=['Admin Billing']),
+    approve_payment=extend_schema(tags=['Admin Billing']),
+    reject_payment=extend_schema(tags=['Admin Billing']),
+    stats=extend_schema(tags=['Admin Billing']),
+)
 class AdminBillingViewSet(viewsets.ViewSet):
     """Admin billing management"""
     permission_classes = [IsAuthenticated]