I don't know of anyone who has used this board - but yes, it's just a matter of adding a script for the board, and a few lines to the Makefile. If the USB disconnect line is in the same place as something like the Olimexino/Maple, you may even be able to use that board's binary as-is.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
I don't know of anyone who has used this board - but yes, it's just a matter of adding a script for the board, and a few lines to the Makefile. If the USB disconnect line is in the same place as something like the Olimexino/Maple, you may even be able to use that board's binary as-is.