I load a texture using the asset manager, once load is complete, I create a sprite using that texture. I created a PG where you can see the code working: http://www.babylonjs-playground.com/#1KDQTU#6   But when I try to run the exact same code in my project, nothing appears. The DOMContentLoaded listener was written in a way that'd allow me to keep my PG createScene() unmodified. What am I missing? window.addEventListener("DOMContentLoaded", () => { windo