docker-compose.yml

services:
  # ── PostgreSQL ──────────────────────────────────────────────
  db:
    image: postgres:16-alpine
    restart: unless-stopped
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-postgres}
      POSTGRES_DB: dnd_ai
    volumes:
      - pgdata:/var/lib/postgresql/data
    ports:
      - "5432:5432"
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres"]
      interval: 5s
      timeout: 3s
      retries: 5

  # ── Ollama (local LLM) ─────────────────────────────────────
  ollama:
    image: ollama/ollama:latest
    restart: unless-stopped
    volumes:
      - ollama_models:/root/.ollama
    ports:
      - "11434:11434"
    # GPU passthrough (uncomment for NVIDIA GPU support)
    # deploy:
    #   resources:
    #     reservations:
    #       devices:
    #         - driver: nvidia
    #           count: all
    #           capabilities: [gpu]

  # ── FastAPI backend ─────────────────────────────────────────
  backend:
    build:
      context: ./backend
    restart: unless-stopped
    depends_on:
      db:
        condition: service_healthy
      ollama:
        condition: service_started
    environment:
      DATABASE_URL: postgresql+psycopg://postgres:${POSTGRES_PASSWORD:-postgres}@db:5432/dnd_ai
      OLLAMA_BASE_URL: http://ollama:11434
      OLLAMA_MODEL: ${OLLAMA_MODEL:-llama3.1:8b}
      SECRET_KEY: ${SECRET_KEY:?Set SECRET_KEY in .env}
      CORS_ORIGINS: '["http://localhost", "http://localhost:3000"]'
      ENVIRONMENT: production
      DEBUG: "false"
    volumes:
      - vector_data:/app/data/vectors
      - uploads:/app/uploads/campaigns
    ports:
      - "8000:8000"

  # ── React frontend (Nginx) ─────────────────────────────────
  frontend:
    build:
      context: ./frontend
    restart: unless-stopped
    depends_on:
      - backend
    ports:
      - "3000:80"

volumes:
  pgdata:
  ollama_models:
  vector_data:
  uploads: