public IActionResult Post([FromBody] PaletteInput input)
        {
            Image image = Image.GetImageFromArray(input.PixelData, width: input.Width, height: input.Height);

            image.SetPalette(input.PaletteSize);

            Image.CurrentImage = image;

            double[][] formattedPalette = PaletteManager.FormatData(image.Palette, rgb: true);

            return(Json(formattedPalette));
        }