What's New in v2.9.9
Material panel: mesh count badge on each material row
Export: new "Transparent Background" checkbox for PNG and video
Export: fixed video recording showing black background (WebGL alpha)
3D: fixed false positive "TEXTURE MISSING WARNING" on project load
3D: fixed normalScale and occlusionStrength sliders having no visual effect
3D: fixed project reload not restoring material settings (_onNextModelLoaded)
3D: mesh count badge in Material panel shows tooltip "Used by X mesh(es)"