用express将整个文件夹内容发送给客户端

I made an html5 game (using GameMaker), which is constituted of an index.html and a folder "html5game" that contains the dependencies of the game - the javascript code and the resources. The problem is the resources are quite numerous and diverse (sounds, sprites, etc.) and The client needs them all to play.I made an html5 game (using GameMaker), which i