add grafana dshackle dashboard for providers

dashboard/README.md

@@ -0,0 +1,9 @@
+# Grafana dshackle dashboard
+
+## How to add this dashboard to your Grafana instance
+
+1. Copy the content of the `dshackle.json` file
+2. Go to `Dashboards` -> `Import`
+3. Use the `Import via panel json` option
+
+Additional monitoring docs are available in the [dshackle repo](https://github.com/p2p-org/dshackle/blob/master/docs/06-monitoring.adoc).

dashboard/alerts/dshackle.yml

@@ -58,4 +58,3 @@ groups:
       severity: critical
     annotations:
       summary: "ETH Node is not syncing on host (instance {{ $labels.instance }})"
-