[x] don't show "friendly ID not saved" during first boot screen (src/bl.cpp:339 ?)
[x] ensure Friendly ID appears after new wifi credentials are saved. perhaps don't hide them until either a) a screen has been returned by /api/display OR a User ID is attached to Device**
[x] small copywriting edits for prompt messages
** we can modify the /api/setup endpoint to include a true/false flag for whether a User has "claimed" this device, in order to stop showing the Friendly ID on screen.
src/bl.cpp:339?)/api/displayOR a User ID is attached to Device**** we can modify the
/api/setupendpoint to include a true/false flag for whether a User has "claimed" this device, in order to stop showing the Friendly ID on screen.