Interesting. I doubt if any of us have roasted beans from this area and it is hard to provide advice on the best way to roast them. So the best advice I can offer is to just give it a go.
Theres a link here on pan-roasting coffee which will give you some idea of how to go about it. The only problem with using your wood-fired stove is that you cant control the heat as easily as for electric or gas stove but, according to the article, you need a low heat