Atlantis

you probably want to <https://docs.github.com/en/apps/creating-github-apps/authenticating-with-a-github-app/authenticating-as-a-github-app#using-a-json-web-token-jwt-to-authenticate-as-a-github-app|authenticate as a Github app and generate JWT> for your client. There’s a Python example <https://docs.github.com/en/apps/creating-github-apps/authenticating-with-a-github-app/generating-a-json-web-token-jwt-for-a-github-app#example-using-python-to-generate-a-jwt|here>

you will still need to provide the private key and App ID, perhaps fetch them from secret manager at runtime