reduce docker image size 😉

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When creating a great application we generally do small mistakes in Dockerfile. Try to find out some of our mistakes and we will merge your pull request.

How to build our docker docker image

How to Not Be the Engineer Running 3.5GB Docker Images

Possible improvements:

• move to pydocker to write beautiful multi-line commands
• remove commented code
• remove unused apps, like vim, mc, etc.
• use smaller base image: minimal ubuntu. NOTE: On Dockerhub, the new Ubuntu 18.04 LTS image is now the new Minimal Ubuntu 18.04 image
• docker multistage builds