The more I look into it the more it seems it is not possible to attach the Web Inspector to apps distributed via the App Store :-( See for example this ADC thread.
So for now you can try one of the two options I gave above, or debugging in Chrome on a WebBluetooth enabled PC / Mac first. I would like to add a console page to WebBLE so at least that is visible... but it will depend on whether I can find the time.
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.
The more I look into it the more it seems it is not possible to attach the Web Inspector to apps distributed via the App Store :-( See for example this ADC thread.
So for now you can try one of the two options I gave above, or debugging in Chrome on a WebBluetooth enabled PC / Mac first. I would like to add a console page to WebBLE so at least that is visible... but it will depend on whether I can find the time.