Mention dashboards.archlinux.org in the docs

docs/grafana.md

 # Grafana
 
 Our Grafana is hosted on https://monitoring.archlinux.org and is accessible for
-all Arch Linux Staff, editing rights are restricted to users with the Devops
+all DevOps Staff, editing rights are restricted to users with the Devops
 Role.
 
+A public accessible instance is hosted on https://dashboards.archlinux.org with selected metrics.
+
 Dashboards and datasources are automatically provisioned by Grafana with Grafana's built-in [provisioning configuration](https://grafana.com/docs/grafana/latest/administration/provisioning/).
 
 ## Adding a new Dashboard

docs/servers.md

@@ -118,6 +118,14 @@ Medium-fast-ish packet.net Arch Linux box.
   - [Grafana](https://monitoring.archlinux.org) and [docs/grafana.md](./docs/grafana.md)
   - Prometheus
 
+## dashboards.archlinux.org
+
+Prometheus, and Grafana server which receives selected performance/metrics from monitoring.archlinux.org and make them public accessible.
+
+### Services
+  - [Grafana](https://dashboards.archlinux.org) and [docs/grafana.md](./docs/grafana.md)
+  - Prometheus
+
 ## patchwork.archlinux.org
 
 ### Services