basically working version

player/mod.rs

@@ -1,9 +1,10 @@
 mod human;
-use crate::game::{Board, Move};
+use crate::game::{Board, Cell, Move};
 
 pub use human::PlayerConsole;
 
 pub trait Player {
+    fn start_new_game(&mut self, p: Cell) -> Result<(), Box<dyn std::error::Error>>;
     fn request_move(&self, b: &Board) -> Result<Move, Box<dyn std::error::Error>>;
     fn name(&self) -> &str;
 }