## Upgrade Journey

Chef lets you choose your **upgrade journey** based on your current version of Chef Automate. You can do all the version upgrades manually.

| Your Current Version | Upgrade To |
| -------------------- | ---------- |
| Any version before 20220329091442| 20220329091442|
| 20220329091442| 3.0.x|
| 3.0.49| 4.x|

See the [Chef Automate 4.x upgrade documentation](https://docs.chef.io/automate/major_upgrade_4.x/) for more information. 

## New Features
- Ability to add new frontend and backend nodes for AWS deployment of Automate HA. ([#7616](https://github.com/chef/automate/pull/7616))

## Improvements
- Improved CLI message for config show command in AWS-managed DB in Automate HA. ([#7644](https://github.com/chef/automate/pull/7644))
- Improved CLI message while triggering file system backup from AWS Managed DB. ([#7650](https://github.com/chef/automate/pull/7650))
- Ability to avoid configuration of EBS volumes for backend nodes in Automate HA deployment with AWS Managed DB. ([#7652](https://github.com/chef/automate/pull/7652))
- Improved the console notification while deleting more than allowed nodes from Automate HA deployed environment. ([#7657](https://github.com/chef/automate/pull/7657))
- Chef Server updated to version 15.4.0. This version of Infra Server supports Infra Client 15.x and later versions. ([#7645](https://github.com/chef/automate/pull/7645))
- Root CA is now optional in config during deployment of Automate HA ([#7654](https://github.com/chef/automate/pull/7654))

## Bug Fixes
- Fix for error encountered while fetching cookbooks for Chef Infra Server configured with policy files. ([#7624](https://github.com/chef/automate/pull/7624))
- Fix to avoid population of junk data in `managed_rds_certificate` during AWS deployment of Automate HA. ([#7647](https://github.com/chef/automate/pull/7647))

## Chef Packaged Product Versions

This release uses:
- Chef Habitat version: 1.6.521/20220603154827
- Chef Habitat Builder version: 10078/20220929100217
- Chef Infra Server version: 15.4.0/20230105061154
- Chef InSpec version: 4.56.22/20220517052126

## Service Versions

This release uses:
- Postgres: 13.5
- OpenSearch: 1.3.6
- Nginx: 1.21.3
- Haproxy: 2.2.18
- Dex: 2.27.0

## Supported External Chef Products

This release supports the following external chef products:
- Chef Infra Server version: 14.0.58+
- Chef Inspec version: 4.3.2+
- Chef Infra Client: 17.0.242+
- Chef Habitat: 0.81+

## Supported Framework Versions 

This release is built on the following framework versions:

- GoLang: 1.15
- OpenJDK: 11.0.17+8
- Angular: 11.2.6

View the [package manifest](https://packages.chef.io/manifests/current/automate/latest_semver.json) for the latest release.