Install docker.

Choose something you want to replace. Docs, image, chat, etc.

Research replacements for $Service

Bring up the docker Container and get it working.

Use it for a day/week as the replacement. If you don’t like it try a different replacement from the list above. Continue until happy.

Research a replacement for $OtherService

Bring it up on docker…

Check resources as you go. Maybe use Linux + docker on laptop and NFS from nas for storage. When the laptop isn’t powerful enough anymore look at adding another docker host. Just keep building from there.

Also backups. Maybe a wiki to document your journey.