how to add custom indicator in kline pro charts

[ayushprajapati124]

i use kline pro charts how to add custom indicators i try to many but not add indicator

`import * as kline from "https://cdn.skypack.dev/@klinecharts/pro";
const customDatafeed = new CustomDatafeed();

const chart = new kline.KLineChartPro({
container: document.getElementById('container'),
symbol: { name: 'TCS' },
period: { multiplier: 1, timespan: 'day', text: 'D' },
datafeed: customDatafeed,
locale: 'en-US',
// watermark: { text: '' } // Fixing incorrect watermark usage
});`

`

<script src="https://cdn.jsdelivr.net/npm/klinecharts@latest/dist/klinecharts.min.js"></script> <title>Kline charts</title>

<script src="public/static/js/charts.js" type="module"></script> `