Sharing this in case others are waiting with this update like me.
[1]: https://github.com/gpuweb/gpuweb/wiki/Implementation-Status#...
Vibe Coding is very convenient for creating this kind of content, especially in Gemini 3 Pro mode.
I think you could have the Agent add some color adjustment sliders to the tool, and then add a "Download" button so that others can export the content from the canvas with one click.