How to rotate custom marker in chart.js?

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var customMarker = new Image();
customMarker.src = 'path-to-custom-marker-image.png';

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var options = {
    scales: {
        // Add your scales options here
    },
    plugins: {
        legend: {
            // Add your legend options here
        },
        tooltip: {
            // Add your tooltip options here
        },
        elements: {
            point: {
                rotation: 45, // Set the rotation angle here
                backgroundColor: customMarker // Use the custom marker image
            }
        }
    }
};

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var config = {
    type: 'line',
    data: {
        // Add your chart data here
    },
    options: options
};

var myChart = new Chart(ctx, config);