0.32.0 Migration Guide

Deprecations

• The following pre-build-* plugin triggers have been deprecated and will be removed in the next release. Users should instead trigger the pre-build plugin trigger.
  • pre-build-buildpack
  • pre-build-dockerfile
  • pre-build-lambda
  • pre-build-pack
• The following pre-release-* plugin triggers have been deprecated and will be removed in the next release. Users should instead trigger the pre-release-builder plugin trigger.
  • pre-release-buildpack
  • pre-release-dockerfile
  • pre-release-lambda
  • pre-release-pack
• The following post-build-* plugin triggers have been deprecated and will be removed in the next release. Users should instead trigger the post-build plugin trigger.
  • post-build-buildpack
  • post-build-dockerfile
  • post-build-lambda
  • post-build-pack
• The CHECKS file was deprecated in the previous release in favor of defining healthchecks in the app.json file. It's support and auto-migration to healthchecks in the app.json file will be removed in the next release. See the zero-downtime deploy documentation for more information on how the new zero downtime check format works.

Removals

• ARM support has been removed. Users of ARM installations on platforms such as the Raspberry PI should consider migrating to ARM64. ARM64 will continue to be supported by Dokku, and there are no plans to remove support for ARM64.
• The following proxy-port related code has been removed. It is replaced by the ports plugin and it's related plugin triggers.
  • proxy:ports-* commands
  • proxy-configure-ports plugin trigger
  • common#get_available_port()
  • common#get_dockerfile_exposed_ports()
  • common#get_exposed_ports_from_image()