-record(game, {
    board :: board:board_bb(),
    turn :: color:color(),
    history :: list(move:move()),
    status :: gleam@option:option(game:status()),
    ply :: integer(),
    fifty_move_rule :: integer(),
    white_kingside_castle :: castle_rights:castle_rights(),
    white_queenside_castle :: castle_rights:castle_rights(),
    black_kingside_castle :: castle_rights:castle_rights(),
    black_queenside_castle :: castle_rights:castle_rights(),
    en_passant :: gleam@option:option(position:position())
}).