ster-alpha-features" class="panel panel-default"> <a class="panel-title" data-toggle="collapse" data-parent="#faq-accordion-2" href="#collapse5"><div class="panel-heading"><h4>Kubernetes - How do I check if my cluster has enabled the alpha features required for automatic sidecar injection?</h4></div></a><div id="collapse5" class="panel-collapse collapse"><div class="panel-body"><p>Automatic sidecar injection requires the <a href="https://kubernetes.io/docs/admin/extensible-admission-controllers/#enable-init