[position] Rename the board crate -> position

Merge the 'rename-board-crate' branch to 'main'.

Cargo.toml

@@ -1,8 +1,9 @@
 [workspace]
 members = [
-    "board",
     "bitboard",
     "core",
     "explorer",
+    "move_generator",
+    "position",
 ]
 resolver = "2"

explorer/Cargo.toml

@@ -7,7 +7,7 @@ edition = "2021"
 
 [dependencies]
 chessfriend_core = { path = "../core" }
-board = { path = "../board" }
+chessfriend_position = { path = "../position" }
 clap = { version = "4.4.12", features = ["derive"] }
 rustyline = "13.0.0"
 shlex = "1.2.0"

explorer/src/main.rs

@@ -1,5 +1,5 @@
-use board::{fen::ToFen, MakeMoveBuilder, MoveBuilder, Position, PositionBuilder};
 use chessfriend_core::{Color, Piece, PlacedPiece, Shape, Square};
+use chessfriend_position::{fen::ToFen, MakeMoveBuilder, MoveBuilder, Position, PositionBuilder};
 use clap::{Arg, Command};
 use rustyline::error::ReadlineError;
 use rustyline::DefaultEditor;

position/Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "board"
+name = "chessfriend_position"
 version = "0.1.0"
 edition = "2021"