GetReportSnapshot = Url.Action(result: MVC.Report.CustomReportSnapshot()),
//...

 code --list-extensions

 code --install-extension {ext1}

 code --install-extension {ext1} --install-extension {ext2} --install-extension {extN}

for /F "tokens=*" %i in ('code --list-extensions') do @echo call code --install-extension %i >> install.cmd

public void OnActionExecuting(ActionExecutingContext context)
{
    context.Result = new JsonResult(new { msg = "" });
}

app.UseAuthentication();