📚 docker-compose.yml

version: "3" services: wordpress: image: wordpress ports: - 80:80 networks: - overlay environment: WORDPRESS_DB_HOST: db:3306 WORDPRESS_DB_USER: wordpress WORDPRESS_DB_PASSWORD: wordpress deploy: mode: replicated replicas: 3 db: image: mysql networks: - overlay volumes: - db-data:/var/lib/mysql environment: MYSQL_ROOT_PASSWORD: somewordpress MYSQL_DATABASE: wordpress MYSQL_USER: wordpress MYSQL_PASSWORD: wordpress deploy: placement: constraints: [node.role == manager] visualizer: image: dockersamples/visualizer:stable ports: - "8080:8080" stop_grace_period: 1m30s volumes: - "/var/run/docker.sock:/var/run/docker.sock" deploy: placement: constraints: [node.role == manager] volumes: db-data: networks: overlay: