How to: Grafana 10+ setup notes for plugin version before 3.0.0
Old versions of Altinity ClickHouse datasource plugin for Grafana written in Angular. So you can watch warning like 
```
Angular plugin
This data source plugin uses a deprecated, legacy platform based on AngularJS and will stop working in future releases of Grafana.
```

Don't worry about warning message, plugin will still working until Grafana 11 will release, after it upgrade to Altinity ClickHouse datasource plugin for Grafana to 3.x version is required.