with <code>PILOT_ENABLE_ALPHA_GATEWAY_API=true</code>.</p></li><li><p><strong>Removed</strong> the experimental &ldquo;taint controller&rdquo; for Istio CNI.</p></li><li><p><strong>Removed</strong> support for <code>EndpointSlice</code> version <code>discovery.k8s.io/v1beta1</code>. The <code>v1</code> version has been available since Kubernetes 1.21.
<code>EndpointSlice</code> <code>v1</code> is automatically used on Kubernetes 1.21+, while <code>Endpoints</code> is used on older versions.
This change only