Logo in github dark mode is almost invisible

Not a really big issue, but the current logo being used for the readme is not easily visible in github's dark mode.
Currently it looks like this:

While there has been [discussion](https://github.community/t/support-theme-context-for-images-in-light-vs-dark-mode/147981) for theme context images in GitHub forums, no conclusion seems to have come from it. In the meantime, a white border can be added to the logo to make it more visible (while preserving the same look for the light theme). Something like this:
The same looks nice (and also identical) for the other two themes too:

 
Same has been implemented by other projects too using a black logo: [fastify](https://github.com/fastify/fastify), [next.js](https://github.com/vercel/next.js/).