Would be great if you could create an issue and write some more details about your requirement.
Asking to do a pull request or create an issue is just a polite way of saying fuck off.
Perhaps you could describe what details you would like to see in the issue? :)
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In seriousness, noobish me would like to understand more what this is and when I should use it.
There you go: https://github.com/lipp/login-with/issues/25