refactor(重构): 重构了事件驱动的代码体系,使用全新命名和版本,以及测试套件的初试

- 移除了.csproj文件
- 更新了.gitignore，添加了.editorconfig
- 重构了IBoard和IPiece接口，引入了新的事件处理机制
- 优化了CCBoard、CCPiece等类的实现，使用新的事件驱动模型
- 删除了冗余代码，提高了代码的可读性和可维护性

Scripts/Src/IBoard.cs

@@ -1,32 +1,33 @@
 using System;
+using Godot;
 using Vector2I = Vector.Vector2I;
 
+
 public interface IBoard {
+    public interface IBoardOn {
+        void OnInsert(object self, IPiece piece) {}
+        void OnRemove(object self, IPiece piece) {}
+        void OnMove(object self, MoveEventArgs args) {}
+
+        void OnAddRecord(object self, MoveRecord record) {}
+        void OnUndoRecord(object self, MoveRecord record) {}
+        void OnSetPieceInteral(object self, SetPieceEventArgs args) {}
+        record SetPieceEventArgs(IPiece? OldPiece, IPiece? NewPiece, Vector2I Pos);
+        record MoveEventArgs(IPiece? Piece, Vector2I From, Vector2I To);
+    }
+
+    public IBoardOn? On { get; protected set; }
     public int Rows { get; }
     public int Cols { get; }
 
-    public class SetPieceEventArgs : EventArgs {
-        public IPiece? OldPiece { get; set; }
-        public IPiece? NewPiece { get; set; }
-        public Vector2I Pos { get; set; } = new();
-    }
-
-    public class MoveEventArgs : EventArgs {
-        public IPiece? Piece { get; set; }
-        public Vector2I From { get; set; } = new();
-        public Vector2I To { get; set; } = new();
-    }
-
-    event EventHandler<IPiece> OnInsert;
-    event EventHandler<IPiece> OnRemove;
-    event EventHandler<MoveEventArgs> OnMove;
-    event EventHandler<SetPieceEventArgs> OnSetPiece;
-
     bool IsPosOutOfRange(Vector2I pos);
     IPiece? GetPiece(Vector2I pos);
-    IPiece? SetPiece(IPiece piece, Vector2I pos);
+    IPiece? SetPiece(IPiece? piece, Vector2I pos);
     bool InsertPiece(IPiece piece, Vector2I pos);
     bool MovePiece(Vector2I from, Vector2I to);
     IPiece? RemovePiece(Vector2I pos);
-    void Clear();
+    void Clear(bool clearRecords);
+    void AddRecord(IPiece? From, IPiece? To, Vector2I FromPos, Vector2I ToPos);
+    void UndoRecord();
+    record MoveRecord(IPiece? From, IPiece? To, Vector2I FromPos, Vector2I ToPos);
 }