feat(k8s): update docs

Author: bene2k1

containers/kubernetes/how-to/access-kubernetes-dashboard.mdx

@@ -26,4 +26,9 @@ categories:
 3. Click **Dashboard**. You are taken to your cluster's Kubernetes dashboard.
    Here, you can troubleshoot your containerized application, manage the cluster resources, get an overview of applications running on your cluster, and create or modify certain resources.
 
+<Message type="note">
+  The Kubernetes dashboard offers insights into your cluster's workloads, applications, and individual resource metrics. Unlike Cockpit's control plane dashboards, this dashboard focuses more on operational details within your data plane—the nodes and workloads running in your cluster.
+
+  For advanced observability of your Kubernetes Kapsule Data Plane, refer to [How to monitor your Kubernetes Kapsule Data Plane with Cockpit](/containers/kubernetes/how-to/monitor-data-plane-with-cockpit/).
+</Message>