fix demo load

gateway/app/middleware/demo_middleware.py

@@ -49,6 +49,7 @@ DEMO_ALLOWED_OPERATIONS = {
         "/api/v1/production/batches",
         "/api/v1/tenants/batch/sales-summary",
         "/api/v1/tenants/batch/production-summary",
+        "/api/v1/auth/me/onboarding/complete",  # Allow completing onboarding (no-op for demos)
         # Note: Forecast generation is explicitly blocked (see DEMO_BLOCKED_PATHS)
     ],
 
@@ -56,6 +57,7 @@ DEMO_ALLOWED_OPERATIONS = {
         "/api/v1/pos/sales/*",
         "/api/v1/orders/*",
         "/api/v1/inventory/stock/*",
+        "/api/v1/auth/me/onboarding/step",  # Allow onboarding step updates (no-op for demos)
     ],
 
     # Blocked operations