Improve demo seed

gateway/app/middleware/auth.py

@@ -70,6 +70,11 @@ class AuthMiddleware(BaseHTTPMiddleware):
                 # But we still need to inject context headers for downstream services
                 user_context = request.state.user
                 tenant_id = user_context.get("tenant_id") or getattr(request.state, "tenant_id", None)
+
+                # Inject subscription tier for demo sessions - always enterprise tier for full feature access
+                user_context["subscription_tier"] = "enterprise"
+                logger.debug(f"Demo session subscription tier set to enterprise", tenant_id=tenant_id)
+
                 self._inject_context_headers(request, user_context, tenant_id)
                 return await call_next(request)