Offline air-gapped usage #35
Description
As with iancoleman tools, allow a non-coding user to simply save the single HTML page to a new USB drive
verify the signature
and run it on an air-gapped live linux amnesiac PC or non networking raspberryPi node.
As of now, when cut off from the internet, the entry field go read-only.
As a bonus, give a "Warning you are on the Internet" warning like from line 36 here
https://github.com/mifunetoshiro/bip39_obfuscator/blob/master/bip39_obfuscator.py