fix test

Signed-off-by: huabing zhao <zhaohuabing@gmail.com>

internal/infrastructure/kubernetes/proxy/resource_provider_test.go

@@ -549,6 +549,8 @@ func TestDeployment(t *testing.T) {
 
 			if tc.shutdownManager != nil {
 				cfg.EnvoyGateway.Provider.Kubernetes.ShutdownManager = tc.shutdownManager
+			} else {
+				cfg.EnvoyGateway.Provider.Kubernetes.ShutdownManager = nil
 			}
 
 			if len(tc.extraArgs) > 0 {

site/content/en/latest/api/extension_types.md

@@ -801,6 +801,7 @@ _Appears in:_
 | `deploy` | _[KubernetesDeployMode](#kubernetesdeploymode)_ |  false  | Deploy holds configuration of how output managed resources such as the Envoy Proxy data plane<br />should be deployed |
 | `overwriteControlPlaneCerts` | _boolean_ |  false  | OverwriteControlPlaneCerts updates the secrets containing the control plane certs, when set. |
 | `leaderElection` | _[LeaderElection](#leaderelection)_ |  false  | LeaderElection specifies the configuration for leader election.<br />If it's not set up, leader election will be active by default, using Kubernetes' standard settings. |
+| `shutdownManager` | _[ShutdownManager](#shutdownmanager)_ |  false  | ShutdownManager defines the configuration for the shutdown manager. |
 
 
 #### EnvoyGatewayLogComponent
@@ -2944,6 +2945,20 @@ _Appears in:_
 | `minDrainDuration` | _[Duration](https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.26/#duration-v1-meta)_ |  false  | MinDrainDuration defines the minimum drain duration allowing time for endpoint deprogramming to complete.<br />If unspecified, defaults to 5 seconds. |
 
 
+#### ShutdownManager
+
+
+
+ShutdownManager defines the configuration for the shutdown manager.
+
+_Appears in:_
+- [EnvoyGatewayKubernetesProvider](#envoygatewaykubernetesprovider)
+
+| Field | Type | Required | Description |
+| ---   | ---  | ---      | ---         |
+| `image` | _string_ |  true  | Image specifies the ShutdownManager container image to be used, instead of the default image. |
+
+
 #### SlowStart