There is a possibility to use https://www.google.com/streetview/contribute/

There was internet connectivity at least before the widespread destruction - https://en.wikipedia.org/wiki/Communications_in_Palestine#Ga...

They don't, that's the point. All of the street view footage is from before the start of the current genocide. Gaza is under one of the most complete internet and media blackouts on earth, even the roaming international sim card loophole has been closed.

You realize people get cameras and phones into actual prisons, right?