GitHub app based authentication

[apujari-hippo]

Describe the Feature

Most organizations prefer to use the GitHub app instead of a user token for authentication as the token has an API limit of 5000 whereas the GitHub app goes all the way to 12500.

Expected Behavior

https://docs.github.com/en/apps/creating-github-apps/authenticating-with-a-github-app/about-authentication-with-a-github-app

Use Case

We reach the API limit on our application on a daily basis.

Describe Ideal Solution

https://docs.github.com/en/apps/creating-github-apps/authenticating-with-a-github-app/about-authentication-with-a-github-app

Alternatives Considered

No response

Additional Context

No response