fix(arch): resolve all 14 architecture validation warnings

- Add missing module dependency declarations (IMPORT-002): analytics
  requires catalog/inventory/marketplace/orders, orders requires
  marketplace, inventory requires orders
- Replace broad except Exception with specific types (EXC-003):
  StoreNotFoundException in auth_service, PlatformNotFoundException in
  admin_subscription_service, SQLAlchemyError in customer_service
- Use number_stepper macro in loyalty program-edit template (FE-008)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/modules/inventory/definition.py

@@ -56,7 +56,7 @@ inventory_module = ModuleDefinition(
         "transaction history, and bulk imports."
     ),
     version="1.0.0",
-    requires=["catalog"],  # Depends on catalog module for Product model
+    requires=["catalog", "orders"],  # Depends on catalog module for Product model and orders module
     # Module-driven permissions
     permissions=[
         PermissionDefinition(