<h4 id="k8s-checking-cluster-alpha-features">Q: Kubernetes - How do I check if my cluster has enabled the alpha features required for automatic sidecar injection?</h4><p>Automatic sidecar injection requires the <a href="https://kubernetes.io/docs/admin/extensible-admission-controllers/#enable-initializers-alpha-feature">initializer alpha feature</a>. Run the following command to check if the initializer has been enabled (empty output indicates that initializers are not enabled):</p><div class="language-bash