noticed that the 'amazon lens' feature keeps running in the background until you open another app, even after you exit the mode - i noticed this because you cannot launch the flashlight until you switch apps. not sure if the camera is actually running or some flag is not reset, but ios seems to think so as well.
After some shipping delays, I got a new pi 4 and now include deploying the same services at home (on a pi).
If you're interested in using pihole while mobile, this may be a great project for you.
registered an account just to inform you what an utter crap of a statement you've made there. since i've bothered thus far, i made it a point to review more of your presence here. the conclusion i've come to is you are quite the twat. in a most general sense - a cunt of the dunning-kruger variety.