Spring Boot 2.3.0.M1 comes with a number of great features. I find one of them especially interesting - now you can build layered Docker images using Cloud Native Buildpacks! It is a very fast way of building Docker images compared to the Dockerfile approach thanks to Buildpacks. It is so fast that we can use it… to build, start and test our service as a Docker container (with Testcontainers, of c