BarChart: add gdev panel for random threshold from query (#58580)

devenv/dev-dashboards/panel-barchart/barchart-thresholds-mappings.json

@@ -24,7 +24,6 @@
   "editable": true,
   "fiscalYearStartMonth": 0,
   "graphTooltip": 0,
-  "id": 114,
   "links": [],
   "liveNow": false,
   "panels": [
@@ -684,6 +683,127 @@
       "title": "override value mappings",
       "type": "barchart"
     },
+    {
+      "datasource": {
+        "type": "testdata",
+        "uid": "PD8C576611E62080A"
+      },
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "thresholds"
+          },
+          "custom": {
+            "axisCenteredZero": false,
+            "axisColorMode": "text",
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "axisSoftMin": 0,
+            "fillOpacity": 50,
+            "gradientMode": "scheme",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineWidth": 1,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "thresholdsStyle": {
+              "mode": "dashed"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green"
+              },
+              {
+                "color": "red",
+                "value": 80
+              }
+            ]
+          }
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 9,
+        "w": 5,
+        "x": 10,
+        "y": 9
+      },
+      "id": 14,
+      "maxDataPoints": 1,
+      "options": {
+        "barRadius": 0,
+        "barWidth": 0.97,
+        "groupWidth": 0.7,
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom",
+          "showLegend": true
+        },
+        "orientation": "auto",
+        "showValue": "auto",
+        "stacking": "none",
+        "tooltip": {
+          "mode": "single",
+          "sort": "none"
+        },
+        "xTickLabelRotation": 0,
+        "xTickLabelSpacing": 0
+      },
+      "targets": [
+        {
+          "csvContent": "label,value\nx,3\na,10\nb,20\nc,30",
+          "datasource": {
+            "type": "testdata",
+            "uid": "PD8C576611E62080A"
+          },
+          "refId": "A",
+          "scenarioId": "csv_content"
+        },
+        {
+          "datasource": {
+            "type": "testdata",
+            "uid": "PD8C576611E62080A"
+          },
+          "hide": false,
+          "max": 30,
+          "min": 0.01,
+          "noise": 30,
+          "refId": "B",
+          "scenarioId": "random_walk",
+          "spread": 0,
+          "startValue": 1
+        }
+      ],
+      "title": "threshold from random walk",
+      "transformations": [
+        {
+          "id": "configFromData",
+          "options": {
+            "applyTo": {
+              "id": "byType",
+              "options": "number"
+            },
+            "configRefId": "B",
+            "mappings": [
+              {
+                "fieldName": "B-series",
+                "handlerKey": "threshold1"
+              }
+            ]
+          }
+        }
+      ],
+      "type": "barchart"
+    },
     {
       "datasource": {
         "type": "testdata",
@@ -1138,6 +1258,6 @@
   "timezone": "",
   "title": "BarChart - Thresholds & Mappings",
   "uid": "2I2uMSB7z",
-  "version": 25,
+  "version": 32,
   "weekStart": ""
 }