Layout looks like the 4k one, nearly the same chip connections.
Serial console is also there.
Have you tried to short the lite stick, just to see if you can reach phone mode?
Maybe you or someone else can test the kamakiri handshake, but don't press enter if the stick gets found.
Best is if you make sure, that all lines in the 'main.py' file, just after the #1.1 gpt check are deleted/disabled.