Return 429 (Too Many Requests) instead of 503

Signed-off-by: Radoslav Dimitrov <[email protected]>

Author: rdimitrov

deploy/pkg/k8s/registry.go

@@ -250,6 +250,7 @@ func DeployMCPRegistry(ctx *pulumi.Context, cluster *providers.ProviderInfo, env
 			// Allows 1 request/second sustained, with bursts up to 5 req/sec
 			"nginx.ingress.kubernetes.io/limit-rps":              pulumi.String("1"),
 			"nginx.ingress.kubernetes.io/limit-burst-multiplier": pulumi.String("5"),
+			"nginx.ingress.kubernetes.io/limit-req-status-code":  pulumi.String("429"),
 			},
 		},
 		Spec: &networkingv1.IngressSpecArgs{