feat(grafana): fix api dashboards

Author: abcxff

docker/dev-host/grafana/dashboards/api.json

@@ -140,12 +140,8 @@
 		"list": [
 			{
 				"current": {
-					"text": [
-						"All"
-					],
-					"value": [
-						"$__all"
-					]
+					"text": ["All"],
+					"value": ["$__all"]
 				},
 				"datasource": {
 					"type": "grafana-clickhouse-datasource",
@@ -168,12 +164,8 @@
 			},
 			{
 				"current": {
-					"text": [
-						"All"
-					],
-					"value": [
-						"$__all"
-					]
+					"text": ["All"],
+					"value": ["$__all"]
 				},
 				"datasource": {
 					"type": "grafana-clickhouse-datasource",
@@ -193,6 +185,18 @@
 				"refresh": 1,
 				"regex": "",
 				"type": "query"
+			},
+			{
+				"current": {
+					"text": "30",
+					"value": "30"
+				},
+				"hide": 2,
+				"label": "Metric Export Interval (seconds)",
+				"name": "metric_interval",
+				"query": "30",
+				"skipUrlSync": true,
+				"type": "constant"
 			}
 		]
 	},
@@ -205,4 +209,4 @@
 	"title": "Futures",
 	"version": 0,
 	"weekStart": ""
-}
+}