docker-compose.yml

services:
  # ==================== PostgreSQL Database ====================
  postgres:
    image: postgres:16-alpine
    container_name: ${APP_NAME:-myapp}_postgres
    env_file:
      - .env
    environment:
      POSTGRES_DB: ${POSTGRES_DB}
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
      PGDATA: /var/lib/postgresql/data/pgdata
    ports:
      - "${POSTGRES_PORT:-5432}:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data
    networks:
      - app_network
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 10s
    restart: unless-stopped

  # ==================== Redis ====================
  redis:
    image: redis:7-alpine
    container_name: ${APP_NAME:-myapp}_redis
    ports:
      - "${REDIS_PORT:-6379}:6379"
    volumes:
      - redis_data:/data
    networks:
      - app_network
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 10s
      timeout: 5s
      retries: 5
    restart: unless-stopped
    command: redis-server --appendonly yes

  # ==================== FastAPI Application ====================
  api:
    build:
      context: .
      dockerfile: docker/Dockerfile
    container_name: ${APP_NAME:-myapp}_api
    env_file:
      - .env
    environment:
      POSTGRES_HOST: postgres
      POSTGRES_PORT: 5432
      REDIS_HOST: redis
      REDIS_PORT: 6379
      # Object Storage Configuration
      DO_SPACES_ENDPOINT_URL: ${DO_SPACES_ENDPOINT_URL}
      DO_SPACES_ACCESS_KEY_ID: ${DO_SPACES_ACCESS_KEY_ID}
      DO_SPACES_SECRET_ACCESS_KEY: ${DO_SPACES_SECRET_ACCESS_KEY}
      DO_SPACES_BUCKET_NAME: ${DO_SPACES_BUCKET_NAME}
      DO_SPACES_REGION: ${DO_SPACES_REGION}
      S3_PUBLIC_DOMAIN: ${S3_PUBLIC_DOMAIN:-}
      UPLOAD_MAX_SIZE_MB: ${UPLOAD_MAX_SIZE_MB:-10}
    ports:
      - "${API_PORT:-8000}:8000"
    volumes:
      - ./app:/app/app:ro
      - ./logs:/app/logs
      - ./migrations:/app/migrations
    networks:
      - app_network
    depends_on:
      postgres:
        condition: service_healthy
      redis:
        condition: service_healthy
    command: >
      uvicorn app.core.main:app
      --host 0.0.0.0
      --port 8000
      --reload
      --reload-dir /app/app
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8000/health"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s
    restart: unless-stopped

  # ==================== Celery Worker ====================
  celery_worker:
    build:
      context: .
      dockerfile: docker/Dockerfile
    container_name: ${APP_NAME:-myapp}_celery_worker
    env_file:
      - .env
    environment:
      POSTGRES_HOST: postgres
      POSTGRES_PORT: 5432
      REDIS_HOST: redis
      REDIS_PORT: 6379
      # Object Storage Configuration
      DO_SPACES_ENDPOINT_URL: ${DO_SPACES_ENDPOINT_URL}
      DO_SPACES_ACCESS_KEY_ID: ${DO_SPACES_ACCESS_KEY_ID}
      DO_SPACES_SECRET_ACCESS_KEY: ${DO_SPACES_SECRET_ACCESS_KEY}
      DO_SPACES_BUCKET_NAME: ${DO_SPACES_BUCKET_NAME}
      DO_SPACES_REGION: ${DO_SPACES_REGION}
      S3_PUBLIC_DOMAIN: ${S3_PUBLIC_DOMAIN:-}
      UPLOAD_MAX_SIZE_MB: ${UPLOAD_MAX_SIZE_MB:-10}
    volumes:
      - ./app:/app/app:ro
      - ./logs:/app/logs
    networks:
      - app_network
    depends_on:
      postgres:
        condition: service_healthy
      redis:
        condition: service_healthy
      api:
        condition: service_healthy
    entrypoint: ["/app/docker/celery-worker-entrypoint.sh"]
    command: >
      celery -A app.core.background.celery_app:celery_app worker
      --loglevel=${LOG_LEVEL:-info}
      --concurrency=4
    healthcheck:
      test: ["CMD-SHELL", "celery -A app.core.background.celery_app:celery_app inspect ping"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s
    restart: unless-stopped

  # ==================== Flower Monitoring ====================
  flower:
    build:
      context: .
      dockerfile: docker/Dockerfile
    container_name: ${APP_NAME:-myapp}_flower
    env_file:
      - .env
    environment:
      REDIS_HOST: redis
      REDIS_PORT: 6379
    ports:
      - "${FLOWER_PORT:-5555}:5555"
    networks:
      - app_network
    volumes:
      - ./app:/app/app:ro
    depends_on:
      redis:
        condition: service_healthy
    entrypoint: ["/app/docker/flower-entrypoint.sh"]
    command: >
      celery -A app.core.background.celery_app:celery_app flower
      --port=5555
      --broker=redis://redis:6379/0
      --basic_auth=${FLOWER_USERNAME:-admin}:${FLOWER_PASSWORD:-flower_password}
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:5555/healthcheck"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s
    restart: unless-stopped

# ==================== Networks ====================
networks:
  app_network:
    driver: bridge
    name: ${APP_NAME:-myapp}_network

# ==================== Volumes ====================
volumes:
  postgres_data:
    name: ${APP_NAME:-myapp}_postgres_data
  redis_data:
    name: ${APP_NAME:-myapp}_redis_data