services:
  db:
    image: postgres:16-alpine
    restart: unless-stopped
    env_file: .env
    environment:
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
      POSTGRES_DB: ${POSTGRES_DB}
    volumes:
      - postgres_data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}"]
      interval: 5s
      timeout: 5s
      retries: 10
    deploy:
      resources:
        limits:
          memory: 512M

  app:
    build:
      context: ./backend
      dockerfile: Dockerfile
    restart: unless-stopped
    env_file: .env
    environment:
      # Activates the production secret guard in config.rs — refuses to boot with
      # placeholder JWT_SECRET / ADMIN_PASSWORD_HASH.
      APP_ENV: production
    depends_on:
      db:
        condition: service_healthy
    volumes:
      - media_data:/media
      # Export archives live OUTSIDE /media so the public media ServeDir can't
      # serve them — downloads go only through the ticket-gated handler.
      - exports_data:/exports
    expose:
      - "3000"
    healthcheck:
      test: ["CMD-SHELL", "wget -q -O- http://localhost:3000/health || exit 1"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 20s
    deploy:
      resources:
        limits:
          # Bounds a runaway ffmpeg transcode (large uploads, 2 workers) so it can't
          # OOM the single box and take down Postgres.
          memory: 1G

  frontend:
    build:
      context: ./frontend
      dockerfile: Dockerfile
    restart: unless-stopped
    env_file: .env
    environment:
      # adapter-node behind Caddy TLS needs the public origin for CSRF checks on
      # POST form actions — without it they fail only in production.
      ORIGIN: "https://${DOMAIN}"
    depends_on:
      - app
    expose:
      - "3001"
    healthcheck:
      test: ["CMD-SHELL", "wget -q -O- http://localhost:3001/ >/dev/null 2>&1 || exit 1"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 15s
    deploy:
      resources:
        limits:
          memory: 256M

  caddy:
    image: caddy:2-alpine
    restart: unless-stopped
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - ./Caddyfile:/etc/caddy/Caddyfile:ro
      - caddy_data:/data
    depends_on:
      app:
        condition: service_healthy
      frontend:
        condition: service_healthy
    deploy:
      resources:
        limits:
          memory: 256M

volumes:
  postgres_data:
  media_data:
  exports_data:
  caddy_data: