Try takumi for og image generation

[pi0]

Describe the feature

Currently, we use an SVG template rendered with resvg to image for og images: https://github.com/unjs/undocs/blob/main/app/modules/og-image/runtime/handler.ts

takumi by @kane50613 looks like a promising (and FAST) alternative.

Additional information

• Would you be willing to help implement this feature?