docker-compose.yml file that is mentioned in "Simple Yet Effective Steps Towards Clean Code" article: https://medium.com/@aktasci/simple-yet-effective-steps-towards-clean-code-95f1c2700f90

docker-compose.yml

version: "3.1"

services:

  analyzer:
    image: maven:3.6.0-jdk-8-alpine
    working_dir: /usr/src/app
    restart: on-failure
    volumes:
      - ./:/usr/src/app
      - m2_repo:/root/.m2
    command: >
      bash -c "mvn clean install \
               -Dsonar.host.url=http://sonar:9000 \
               -Dsonar.login=admin \
               -Dsonar.password=admin \
               sonar:sonar"
    depends_on:
      - sonar

  sonar:
    image: sonarqube
    restart: on-failure
    ports:
      - "9000:9000"
    volumes:
      - sonar_cache:/root/.sonar/cache
      - opt_sonarqube:/opt/sonarqube

volumes:
  m2_repo:
  sonar_cache:
  opt_sonarqube: