Update README.md

Author: ROSSARKO

README.md

@@ -1,5 +1,5 @@
 # 🎮 Number Guessing Game
-https://github.com/ROSSARKO/NumberGuessingGame
+[https://github.com/ROSSARKO/NumberGuessingGame](https://roadmap.sh/projects/number-guessing-game)
 
 A simple console-based number guessing game written in modern C++ (C++20). The computer randomly chooses a number between 1 and 100, and the player tries to guess it with hints provided after each guess.