Dockerize the project to run with a custom Java runtime image with JLink

[willianantunes]

There is a walk-through which can be used to achieve it:

• Creating a slim modular Java 9 runtime Docker image with Alpine Linux

Helpers:

• https://github.com/dsyer/spring-boot-java-9/blob/c11132eee65a2915a69cf47111915795f5800f44/README.adoc#jlink
• https://dev.solita.fi/2018/01/24/Java9-modules-Spring-Boot-2-Docker.html

[willianantunes]

Something to think about it: https://medium.com/codefx-weekly/is-jlink-the-future-1d8cb45f6306