add welcome_user function call

Author: annetmyshkina

brain_games/scripts/__pycache__/brain_games.cpython-312.pyc

@@ -1,6 +1,9 @@
 # brain_games/scripts/brain_games.py
+from brain_games.cli import welcome_user
 def main():
     print("Welcome to the Brain Games!")
+    welcome_user()
+
 
 if __name__ == "__main__":
     main()