feat: implement gameloop

Implement a basic game loop that draws the startscreen, and the map after you hit the right button

main.py

@@ -1,5 +1,9 @@
+from src.game import Game
+
+
 def main():
-    print("Hello from silent-fh-squad-g!")
+    game = Game()
+    game.run()
 
 
 if __name__ == "__main__":