Luckily, the rot that ate the wood left the metal alone for the most part.
In this shot, the rear of the cabin has had its wood replaced and the cockpit lead is back in. We are using the remaining body to re-engineer the door timber geometry. It does not show here, but the original wood has been poked and prodded back into what should be the right place. Then, all the joints were slathered with marine epoxy to keep them there.