I couldn't get Flasher to work at all. I think it was picking the hex file rather than the zip. Looks like something has changed and it's likely to work now. Already on 2v11, so not going to try until the next time there's a new version.
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 couldn't get Flasher to work at all. I think it was picking the hex file rather than the zip. Looks like something has changed and it's likely to work now. Already on 2v11, so not going to try until the next time there's a new version.