Enhance documentation and configuration for Velero integration. Update README.md to clarify Velero's lack of web UI and usage instructions for CLI. Add CSI Volume Snapshot support in playbooks and roles, and include Velero service details in noble_landing_urls. Adjust kustomization.yaml to include VolumeSnapshotClass configuration, ensuring proper setup for backups. Improve overall clarity in related documentation.

ansible/roles/noble_landing_urls/templates/noble-lab-ui-urls.md.j2

@@ -11,7 +11,7 @@ This file is **generated** by Ansible (`noble_landing_urls` role). Use it as a t
 | UI | What | Kubernetes service | Namespace | URL |
 |----|------|----------------------|-----------|-----|
 {% for e in noble_lab_ui_entries %}
-| {{ e.name }} | {{ e.description }} | `{{ e.service }}` | `{{ e.namespace }}` | [{{ e.url }}]({{ e.url }}) |
+| {{ e.name }} | {{ e.description }} | `{{ e.service }}` | `{{ e.namespace }}` | {% if e.url | default('') | length > 0 %}[{{ e.url }}]({{ e.url }}){% else %}—{% endif %} |
 {% endfor %}
 
 ## Initial access (logins)
@@ -49,3 +49,4 @@ To generate this file **without** calling kubectl, run Ansible with **`-e noble_
 - **Vault** UI needs **unsealed** Vault; tokens come from your chosen auth method.
 - **Prometheus / Alertmanager** UIs are unauthenticated by default — restrict when hardening (`talos/CLUSTER-BUILD.md` Phase G).
 - **Headlamp** token above expires after the configured duration; re-run Ansible or `kubectl create token` to refresh.
+- **Velero** has **no web UI** — use **`velero`** CLI or **`kubectl -n velero get backup,schedule,backupstoragelocation`**. Metrics: **`velero`** Service in **`velero`** (Prometheus scrape). See `clusters/noble/bootstrap/velero/README.md`.