Add assignment

Board.cpp

@@ -0,0 +1,62 @@
+#include "Board.hpp"
+
+#include <ostream>
+#include <cassert>
+#include <cmath>
+
+Board::Board()
+{
+}
+
+void Board::setPiece(const Square& square, const Piece::Optional& piece) {
+    (void)square;
+    (void)piece;
+}
+
+Piece::Optional Board::piece(const Square& square) const {
+    (void)square;
+    return std::nullopt;
+}
+
+void Board::setTurn(PieceColor turn) {
+    (void)turn;
+}
+
+PieceColor Board::turn() const {
+    return PieceColor::White;
+}
+
+void Board::setCastlingRights(CastlingRights cr) {
+    (void)cr;
+}
+
+CastlingRights Board::castlingRights() const {
+    return CastlingRights::None;
+}
+
+void Board::setEnPassantSquare(const Square::Optional& square) {
+    (void)square;
+}
+
+Square::Optional Board::enPassantSquare() const {
+    return std::nullopt;
+}
+
+void Board::makeMove(const Move& move) {
+    (void)move;
+}
+
+void Board::pseudoLegalMoves(MoveVec& moves) const {
+    (void)moves;
+}
+
+void Board::pseudoLegalMovesFrom(const Square& from,
+                                 Board::MoveVec& moves) const {
+    (void)from;
+    (void)moves;
+}
+
+std::ostream& operator<<(std::ostream& os, const Board& board) {
+    (void)board;
+    return os;
+}