arrow keys to move 키보드의 방향키로 움직입니다
Beam credit(광선 출처): https://scratch.mit.edu/projects/649112558 music credit(음악 출처): https://pixabay.com/ko/music/neon-gaming-128925/ TurboWarp link(터보와프 링크): https://turbowarp.org/880861259
