Recommended recipe for deploying a Julia app in Docker with efficient precompilation?

[mrufsvold]

I have a solution that allows you to benefit from precompilation cache even if you are building on a different machine!

Creating a Docker Base Image to Accelerate Deployments

In my experience, deploying Julia to the cloud can be frustrating because it can be slow to build the container used to your app. I don’t seem to be the only one. A major gripe is that AWS CodeBuild can’t do layer caching in a VPC, so strategies for rearranging your DockerFile to benefit from cache doesn’t help. I finally got a working solution for me. I build a base image with a SysImage of my dependencies and then copy my current src directory on deployment. Posting it here in case it is help…