feat(snake.hpp): adding a member argument for move history

include/point.hpp

@@ -8,8 +8,10 @@
 struct Point {
     int m_row;
     int m_col;
+    int m_direction;
     Point() {}
     Point(int x, int y) : m_row(x), m_col(y) {}
+    Point(int x, int y, int dir) : m_row(x), m_col(y), m_direction(dir) {}
 
     std::string to_string() const;
     void clear(std::array<std::array<char, COL>, ROW> &arr) const;

include/snake.hpp

@@ -37,7 +37,7 @@ struct Head {
 
 struct Tail {
 	Point m_tail_pos;
-
+	std::vector<Point> m_move_history;
 };
 
 #endif