tmp: grafana stuff

ops/grafana/dashboards/main.json

@@ -0,0 +1,24 @@
+{
+  "panels": [
+    {
+      "type": "timeseries",
+      "title": "My Panel",
+      "datasource": { "type": "frser-sqlite-datasource", "uid": "SQLite" },
+      "targets": [
+        {
+          "query": "SELECT time, value+1 FROM points",
+          "queryText": "SELECT time, value+2 FROM points",
+          "rawQueryText": "SELECT time, value-7 FROM points",
+          "queryType": "table",
+          "format": "time_series",
+          "timeColumns": ["time", "ts"]
+        }
+      ],
+      "gridPos": { "x": 0, "y": 0, "w": 12, "h": 8 }
+    }
+  ],
+  "schemaVersion": 41,
+  "title": "Main",
+  "uid": "main",
+  "version": 1
+}