GitLab Helm chart 10.0 upgrade notes

With the 19.0 release of GitLab, we have released version 10.0 of the GitLab Helm chart.

This document highlights the changes with the highest impact. For a comprehensive overview, see:

• GitLab 19.0 deprecations
• A guide to the breaking changes in GitLab 19.0

Summary of major changes

• NGINX Ingress is now disabled by default and replaced by Gateway API with Envoy Gateway.
• The bundled PostgreSQL, Redis, and MinIO have been removed from the GitLab chart.
• Support for PostgreSQL 16 has been removed. Make sure you are running PostgreSQL 17 before upgrading.
• Resource Owner Password Credentials (ROPC) OAuth grant removed.

For mitigation steps and full details, follow the linked deprecation notices.