create, read, playercount

Shogi.Domain/Aggregates/Session.cs

@@ -6,12 +6,11 @@ public class Session
 {
 	public Session(
 		string name,
-		string player1Name,
-		ShogiBoard board)
+		string player1Name)
 	{
 		Name = name;
 		Player1 = player1Name;
-		Board = board;
+		Board = new(BoardState.StandardStarting);
 	}
 
 	public string Name { get; }

Shogi.Domain/BoardState.cs

@@ -9,7 +9,7 @@ public class BoardState
 	/// <summary>
 	/// Board state before any moves have been made, using standard setup and rules.
 	/// </summary>
-	public static readonly BoardState StandardStarting = new(
+	public static BoardState StandardStarting => new(
 		state: BuildStandardStartingBoardState(),
 		player1Hand: new(),
 		player2Hand: new(),