Here's how to build a Spring Boot 12-Factor app and safely deploy a cloud-native Java app to Docker and Kubernetes servers.

Spring Boot has released version 2.3.0 which adds support for latest Java versions, Docker with buildpacks, layered images, graceful shutdown support, liveness, and readiness probes.

This Spring Boot Actuator tutorial teaches developers how to enable endpoints, configure Maven dependencies, read metrics and create Actuators of their own.