version: '3.8'

# Coolify & Production Ready Docker Compose Configuration
# Traefik in Coolify automatically routes traffic to the 'frontend' service on port 80 via expose.
# Host port bindings (ports) are omitted to avoid host port 80 conflicts with Traefik.

services:
  db:
    image: postgres:16-alpine
    environment:
      POSTGRES_DB: ${POSTGRES_DB:-shiftplan_db}
      POSTGRES_USER: ${POSTGRES_USER:-shiftplan_user}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-shiftplan_secure_password_123}
    volumes:
      - postgres_data:/var/lib/postgresql/data
    expose:
      - "5432"
    restart: unless-stopped
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-shiftplan_user} -d ${POSTGRES_DB:-shiftplan_db}"]
      interval: 5s
      timeout: 5s
      retries: 5

  backend:
    build:
      context: ./backend
      dockerfile: Dockerfile
    command: >
      sh -c "python manage.py makemigrations --noinput &&
             python manage.py migrate --noinput &&
             python manage.py seed_data &&
             gunicorn --bind 0.0.0.0:8000 --workers 3 shiftplan_backend.wsgi:application"
    environment:
      SECRET_KEY: ${SECRET_KEY:-prod-secret-key-change-in-coolify}
      DEBUG: ${DEBUG:-False}
      ALLOWED_HOSTS: ${ALLOWED_HOSTS:-*}
      POSTGRES_DB: ${POSTGRES_DB:-shiftplan_db}
      POSTGRES_USER: ${POSTGRES_USER:-shiftplan_user}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-shiftplan_secure_password_123}
      POSTGRES_HOST: db
      POSTGRES_PORT: "5432"
    depends_on:
      db:
        condition: service_healthy
    expose:
      - "8000"
    restart: unless-stopped

  frontend:
    build:
      context: ./frontend
      dockerfile: Dockerfile
    expose:
      - "80"
    depends_on:
      - backend
    restart: unless-stopped

volumes:
  postgres_data:
