docs: import dashboard in grafana (#3453)

Signed-off-by: Song Gao <disxiaofei@163.com>

docs/en_US/operation/usage/monitor_with_prometheus.md

@@ -159,6 +159,24 @@ eKuiper is predefined in the Grafana panel to help users more clearly and intuit
 https://github.com/lf-edge/ekuiper/blob/master/metrics/metrics.json
 ```
 
+Install eKuiper Dashboard
+
+Before introducing the eKuiper monitoring panel to grafana, you need to ensure that grafana has configured prometheus as a data source, and that prometheus has collected eKuiper monitoring data.
+
+![New dashboard in grafana](./resources/import.png)
+
+Copy metrics json into the text box and click Load.
+
+![Load metrics in grafana](./resources/paste.png)
+
+Set the Dashboard name and set the corresponding prometheus data source.
+
+![Import Dashboard in grafana](./resources/import-2.png)
+
+After we introduce the panel, we can view the corresponding eKuiper instance and the metrics associated with the corresponding rules in the instance in the selection bar on the page.
+
+![Pick metrics in grafana](./resources/pick.png)
+
 You can view the historical status of the rule through the following panel. 1 means the rule is running, 0 means the rule is suspended normally, and -1 means the rule exited abnormally. The metric is `kuiper_rule_status`.
 
 ![rule status](./resources/ruleStatus.png)

docs/zh_CN/operation/usage/monitor_with_prometheus.md

@@ -159,6 +159,24 @@ eKuiper 预定义了在 Grafana 面板用于帮助用户更加清晰直观的从
 https://github.com/lf-edge/ekuiper/blob/master/metrics/metrics.json
 ```
 
+安装 eKuiper 面板
+
+在将 eKuiper 监控面板引入到 grafana 前，需要确保该 grafana 已经配置了 prometheus 作为数据源，并且该 prometheus 已经采集了 eKuiper 的监控数据。
+
+![New dashboard in grafana](./resources/import.png)
+
+将 metrics json 复制到文本框中，点击 Load
+
+![Load metrics in grafana](./resources/paste.png)
+
+设置好 Dashboard 名称并且设置对应的 prometheus 数据源
+
+![Import Dashboard in grafana](./resources/import-2.png)
+
+当我们将面板引入后，我们可以通过在页面上的选择栏中，查看对应的 eKuiper 实例和该实例内对应的规则所关联的 metrics
+
+![Pick metrics in grafana](./resources/pick.png)
+
 你可以通过以下面板查看规则的历史状态，1 代表规则正在运行，0 代表规则正常暂停，-1 代表规则异常退出，指标名为 `kuiper_rule_status`。
 
 ![rule status](./resources/ruleStatus.png)