polynote-vega.json

{
    
    "width": 1200,
    "height": 200,
    "title": "Active executors over time",
    "datasets": {
        "foo": activeExecutors,
        "bar": []
    },
    "data": {
        "name": "foo"
    },
    "layer": [
      {
        "mark": {"type":"line", "color": "red"},
        "encoding": {
          "x": {"field": "timestamp", "type": "temporal", "title": "time"},
          "y": {
            "field": "activeExecutors",
            "type": "quantitative",
            "title": "Active executors"
          }
        }
      }
    ]
}