docker-compose.yml

services:
  app:
    build:
      context: .
      dockerfile: resources/docker/Dockerfile
      args:
        PHP_VERSION: ${PHP_VERSION:-8.4}
        PHALCON_VARIANT: ${PHALCON_VARIANT:-v5}
        UID: ${UID:-1000}
        GID: ${GID:-1000}
    container_name: ${PROJECT_PREFIX:-rest-api}-app
    hostname: ${PROJECT_PREFIX:-rest-api}-app
    volumes:
      - .:/srv
    env_file: .env
    depends_on:
      mysql:
        condition: service_healthy
      redis:
        condition: service_healthy

  nginx:
    image: nginx:alpine
    container_name: ${PROJECT_PREFIX:-rest-api}-nginx
    hostname: ${PROJECT_PREFIX:-rest-api}-nginx
    ports:
      # Host port is configurable (APP_PORT) so multiple apps can coexist;
      # the container always listens on 80.
      - "${APP_PORT:-8080}:80"
    volumes:
      - .:/srv
      - ./resources/docker/nginx/default.conf:/etc/nginx/conf.d/default.conf
    depends_on:
      - app

  mysql:
    image: mysql:8.0
    container_name: ${PROJECT_PREFIX:-rest-api}-mysql
    environment:
      MYSQL_ROOT_PASSWORD: ${DATA_API_MYSQL_PASS:-secret}
      MYSQL_DATABASE: ${DATA_API_MYSQL_NAME:-phalcon_api}
    # No host port published: the app reaches the DB over the internal compose
    # network as mysql:3306. Not exposed to the host by design.
    healthcheck:
      test: ["CMD", "mysqladmin", "ping", "-h", "localhost", "-p${DATA_API_MYSQL_PASS:-secret}"]
      interval: 5s
      timeout: 5s
      retries: 12

  redis:
    image: redis:alpine
    container_name: ${PROJECT_PREFIX:-rest-api}-redis
    # No host port published: the app reaches the cache over the internal
    # compose network as redis:6379. Not exposed to the host by design.
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 5s
      timeout: 5s
      retries: 12