DevOps Classroom notes 18/Jul/2026

Basic for Docker pipeline

• Create dockerhub account click_here
• Local Docker setup
  • wsl (run below cmd powershell as admin)
    • wsl --install
    • Restart windows
  • Docker desktop install
    • choco install docker-desktop
    • Restart windows server
    • download docker click_here

FROM ubuntu
RUN sudo apt-get install openjdk-17-jdk -y \
    && sudo apt install maven -y

RUN mvn clean package

CMD ["java", "-jar", "target/spring-petclinic-4.0.0-SNAPSHOT.jar"]

• Docker image build -t demo:1.0.0 .

install docker manually

Refer_here

Docker_workflow

Image_build workflow