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Spring Boot Docker Deployment

April 5, 2026

Containerization and Deployment

Docker images and Kubernetes deployment.

Dockerfile

FROM openjdk:17-jre-slim
WORKDIR /app
COPY target/myapp.jar app.jar
EXPOSE 8080
ENTRYPOINT ["java", "-jar", "/app/app.jar"]

Multi-stage Build

  • maven:3.8-openjdk-17 (build stage)
  • jre:17-slim (runtime stage)
  • Layer caching optimization
  • Health check endpoints