public IActionResult Index()
        {
            return View();
        }

        public IActionResult GetReport()
        {
            var path = StiNetCoreHelper.MapPath(this, "Reports/Report.mrt");
            var str = System.IO.File.ReadAllText(path);
            var report = new StiReport();
            report.LoadFromString(str);

            return StiNetCoreViewer.GetReportResult(this, report);
        }

        public IActionResult ViewerEvent()
        {
            return StiNetCoreViewer.ViewerEventResult(this);
        }

@using Stimulsoft.Report.Web;
@using Stimulsoft.Report.Mvc;

@Html.StiNetCoreViewer(new StiNetCoreViewerOptions()
{
    Actions =
    {
        GetReport = "GetReport",
        ViewerEvent = "ViewerEvent"
    }
})