Many people are using containers to wrap their Spring Boot applications, and building containers is not a simple thing to do. This is an article for developers of Spring Boot applications, and containers are not always a good abstraction for developers - they force you to learn about and think about very low level concerns - but you will on occasion be called on to create or use a container, so it
![Spring Boot in a Container](https://cdn-ak-scissors.b.st-hatena.com/image/square/eba44fb4c1905fb27cc470092478f4019c240511/height=288;version=1;width=512/https%3A%2F%2Fspring.io%2Fimg%2Fog-spring.png)