services:
  app:
    build: .
    ports:
      - "8080:80"
    depends_on:
      db:
        condition: service_healthy
    environment:
      DB_HOST: db
    volumes:
      - .:/var/www/html
    restart: unless-stopped

  db:
    image: mysql:8.0
    restart: unless-stopped
    environment:
      MYSQL_ROOT_PASSWORD: rootpassword
      # sig-01, sig-02, sig-03 databases are all created via init SQL below
    volumes:
      - db_data:/var/lib/mysql
      - ./database/init.sql:/docker-entrypoint-initdb.d/init.sql
    healthcheck:
      test: ["CMD", "mysqladmin", "ping", "-h", "localhost", "-u", "root", "-prootpassword"]
      interval: 5s
      timeout: 5s
      retries: 10
    ports:
      - "3306:3306"   # optional: expose for local tools like TablePlus/DBeaver

volumes:
  db_data: