Initial commit, some logic added

include/line.h

@@ -0,0 +1,13 @@
+#include "types.h"
+
+#include <vector>
+
+struct Line {
+    std::vector<Tile> line;
+    Score score;
+
+    explicit Line();
+    Line(size_t length);
+
+    void process();
+};