services: db: image: postgres:16 container_name: lub_db_dev environment: POSTGRES_USER: app POSTGRES_PASSWORD: secret POSTGRES_DB: appdb ports: - "5432:5432" volumes: - pgdata_dev:/var/lib/postgresql/data healthcheck: test: ["CMD-SHELL", "pg_isready -U app -d appdb"] interval: 5s timeout: 3s retries: 10 volumes: pgdata_dev: