Some ideas: Sometimes it's better to write a blog post about your project or better about an interesting problem you solved with your project, or an interesting problem you have to solve to advance your project. Sometimes it work, but it must be interesting.
Is there a sample project to read a sample without registering? Some popular project like Linux, but perhaps it's too big or perhaps only report the last day activity.
> Webhooks only. We never clone repos or access source code.
I expected this to work only in public repos. What permission is it asking?