Set stable default variable selections for key dashboards

HomeLab/truenas-scale-disk-insight.json

@@ -1128,7 +1128,11 @@
     "templating": {
       "list": [
         {
-          "current": {},
+          "current": {
+            "selected": true,
+            "text": "TrueNas",
+            "value": "TrueNas"
+          },
           "datasource": {
             "type": "prometheus",
             "uid": "ff1qkncht70n4c"
@@ -1151,7 +1155,11 @@
           "type": "query"
         },
         {
-          "current": {},
+          "current": {
+            "selected": true,
+            "text": "192.168.20.5:9108",
+            "value": "192.168.20.5:9108"
+          },
           "datasource": {
             "type": "prometheus",
             "uid": "ff1qkncht70n4c"
@@ -1175,7 +1183,15 @@
         },
         {
           "allValue": ".*",
-          "current": {},
+          "current": {
+            "selected": true,
+            "text": [
+              "All"
+            ],
+            "value": [
+              "$__all"
+            ]
+          },
           "datasource": {
             "type": "prometheus",
             "uid": "ff1qkncht70n4c"