feat: nine cell scan

[Mygod]

Fixes #558. I have no capability to test this so someone needs to help out. @kamieniarz .

Token usage: total=208,402 input=155,473 (+ 8,277,888 cached) output=52,929 (reasoning 37,760)
To continue this session, run codex resume 01997efe-44b3-7ab3-b54e-8195ba499d04.

[kamieniarz]

I have that working but dirty way - it should be done as an optional feature modified by config param without removing existing functionality but yeah, I just wanted to play with AI without unnecessary complexity
Basically 2 files edited, 2 files added: https://github.com/kamieniarz/ReactMap/tree/dirty-9x9/src/features/scanner/scanNext