This guide covers the manual steps required to migrate from the Bitnami chart-managed PostgreSQL installation (the default up to and including operator 25.1 releases) to the CloudNativePG (CNPG) operator-managed equivalent introduced in operator 25.3 releases.
How to migrate Digital.ai Release automation from the Jython Script task to the Python 3 Script (Container) task.
How to move off the removed nginx, haproxy, and ingress-nginx-controller components and configure an external ingress controller when upgrading to Release VAR::version_short or later.
Upgrade Digital.ai Release and Release Runner on Kubernetes, and migrate configurations during upgrades.
This topic describes the prerequisites, process and considerations for upgrading to the latest version of Release.