* Rename and consolidate ball state tracking across game modes
* Add ball finalization and win-condition hooks
* Track foul points by negating reaped ball points
* Update turn switching and ball processing flow
* Add active-player indicator to the camera controller UI
* Refresh active-player label when the turn changes
* Move networking scenes under `controllers/networking`
* Move data bridge scene under `scenes/data`
* Rename the bridge node to `data_bridge`
* Update lobby UI scene path
* Remove unused lobby RPC node/script
