Crop grid x lines to data
Use x1 and x2 channels to let grid lines stop at a data value
<Plot>
<GridY
x1={aapl[0].Date}
x2={(value) =>
aapl.find((d) => Math.abs(d.Close - value) < 1)
?.Date} />
<Line data={aapl} x="Date" y="Close" />
</Plot>