html to markdown

Html2Markdown.cs

/* install pandoc first;
 https://pandoc.org/installing.html
 https://github.com/jgm/pandoc/releases/tag/2.7.3
*/
public string Convert(string source)
{
    string processName = @"C:\Program Files\Pandoc\bin\pandoc.exe";
    string args = String.Format(@"-r html -t mediawiki");

    ProcessStartInfo psi = new ProcessStartInfo(processName, args);

    psi.RedirectStandardOutput = true;
    psi.RedirectStandardInput = true;

    Process p = new Process();
    p.StartInfo = psi;
    psi.UseShellExecute = false;
    p.Start();

    string outputString = "";
    byte[] inputBuffer = Encoding.UTF8.GetBytes(source);
    p.StandardInput.BaseStream.Write(inputBuffer, 0, inputBuffer.Length);
    p.StandardInput.Close();

    p.WaitForExit(2000);
    using (System.IO.StreamReader sr = new System.IO.StreamReader(
                                           p.StandardOutput.BaseStream))
    {

        outputString = sr.ReadToEnd();
    }

    return outputString;
}