Register Bskt-group-ci-cd

This bootstrap UI creates the GitHub App for bsktpay/align, subscribes it to push and pull_request, and stores the generated app credentials in the cluster.

Manifest callback:

https://github-app-bootstrap.hcloud-1.bskt.co/callback

Setup webhook receiver:

https://github-app-bootstrap.hcloud-1.bskt.co/webhooks/github

Final webhook receiver:

https://delivery.hcloud-1.bskt.co/webhooks/github