DO-66 ✨ Add keycloak

[dkravetz]

References

DO-66

Summary

This MR Adds Keycloack to the development docker-compose for OpenID Connect usage alongside Grafana

Are there any open tasks/blockers for the ticket?

No

DO-78 Will follow up adding Grafana.
A third PR may be required to finish the set-up of OpenID Connect for Grafana

---

Reviewer checklist

Reviewer agreement:

• Reviewers assign themselves at the start of the review.
• Reviewers do not commit or merge the merge request.
• Reviewers have to check and mark items in the checklist.

Merge request checklist

• Conforms to the merge request title naming XP-XXX <a description in imperative form>.
• Each commit conforms to the naming convention XP-XXX <a description in imperative form>.
• Linked the ticket in the merge request title or the references section.
• Added an informative merge request summary.

Code checklist

• Conforms to the branch naming XP-XXX-<a_small_stub>.
• Passed scope checks.
• Added or updated tests if needed.
• Added or updated code documentation if needed.
• Conforms to Google docstring style.
• Conforms to XAIN structlog style.