docker
3 articles
Docker Compose and Spring Boot: Let the Application Start the Database
Spring Boot can drive Docker Compose itself — verified with the log where it waits for the container to go healthy, in a project holding no datasource config.
ContainersHow to Dockerize a Spring Boot Application, and What Each Choice Costs
Four images built from one Spring Boot app, measured — 785MB down to 531MB, and why the layered build that everyone recommends does not shrink anything.
ContainersDocker vs Kubernetes: What's Actually Different
Docker builds and runs containers on one machine; Kubernetes schedules them across many. See the concept-by-concept mapping and what changed in Kubernetes 1.24.
Containers