fixes

backend/igny8_core/business/billing/views.py

@@ -0,0 +1,54 @@
+"""
+Billing API Views
+Stub endpoints for billing pages
+"""
+from rest_framework import viewsets, status
+from rest_framework.decorators import action
+from rest_framework.response import Response
+from rest_framework.permissions import IsAuthenticated
+
+
+class BillingViewSet(viewsets.ViewSet):
+    """Billing endpoints"""
+    permission_classes = [IsAuthenticated]
+    
+    @action(detail=False, methods=['get'], url_path='account_balance')
+    def account_balance(self, request):
+        """Get user's credit balance"""
+        return Response({
+            'credits': 0,
+            'subscription_plan': 'Free',
+            'monthly_credits_included': 0,
+            'bonus_credits': 0
+        })
+    
+    @action(detail=False, methods=['get'])
+    def transactions(self, request):
+        """List credit transactions"""
+        return Response({
+            'results': [],
+            'count': 0
+        })
+    
+    @action(detail=False, methods=['get'])
+    def usage(self, request):
+        """List credit usage"""
+        return Response({
+            'results': [],
+            'count': 0
+        })
+
+
+class AdminBillingViewSet(viewsets.ViewSet):
+    """Admin billing endpoints"""
+    permission_classes = [IsAuthenticated]
+    
+    @action(detail=False, methods=['get'])
+    def stats(self, request):
+        """System billing stats"""
+        return Response({
+            'total_users': 0,
+            'active_users': 0,
+            'total_credits_issued': 0,
+            'total_credits_used': 0
+        })