Wie lasse ich mir mit arara und (dem TeXLive-internen) ghostscript eine Grafikdatei ausgeben?

%### ghostscript.yaml ###
% arara: pdflatex
% arara: ghostscript: {  resolution: 100  , device: pngalpha  }

%#######################################
%# Parameters by default:
%# { program: gs / gswin32c ,  resolution: 300  , device: png16m , 
%#   alphabits: 4 , allpages: false , 
%#   options: -q -dNOPAUSE -dBATCH  -dEPSCrop }
%#
%# resolution: <number>  (300 [dpi] by default)
%# 
%# allpages: false (1st page as PNG)/ true (all pages as seperatly PNGs)
%#
%# alphabits: <number> (4 by default)
%# 
%# device (examples): 
%# pngalpha (transparency)
%# png16m (white background,    default)
%# pnggray (8-bit-gray) 
%# pngmono (monocolor)
%# 
%# program:
%# Insert path of  your current ghostscript-executive, if necessary:
%# program: \texlive\2013\tlpkg\tlgs\bin\gswin32.exe
%#    gs / gswin32c    by default
%#######################################

\documentclass[varwidth, margin=5pt]{standalone}
%\documentclass{article}
\usepackage[utf8]{inputenc}
\usepackage[ngerman]{babel}
\usepackage{tikz}
\usepackage{amsmath}
\usetikzlibrary{arrows}
\usepackage{graphicx}

\usepackage{xcolor}
   \pagecolor{green}

%\usepackage[active,tightpage]{preview} %Für spezielle Ansichten  
%==============
\begin{document}
%==============
%\begin{preview}

Das möchte  ich als PNG! \\
\LaTeX    ~~~n e u~~~   \LaTeX \\
\begin{tikzpicture}[]
\filldraw [red] (0,0) circle [radius=2pt]
(1,1) circle [radius=2pt] (2,1) circle [radius=2pt] (2,0) circle [radius=2pt];
  \draw (0,0) .. controls (1,1) and (2,1) .. (2,0);
\end{tikzpicture} \\

%\begin{tikzpicture}[]
%%\draw[-*] (3,0) -- (4,1);
%\draw[-o] (5,0) -- (6,1);
%\draw[-|] (7,0) -- (8,1);
%\end{tikzpicture}
%\verb+\includegraphics{FILE.png}+

%\includegraphics[]{FILE.png}

%\end{preview}
%==============
\end{document}
%==============