docker-compose.yml

services:

  # ── Postgres ──────────────────────────────────────────────────────────────────
  postgres:
    image: postgres:16-alpine
    restart: unless-stopped
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: postgres
      POSTGRES_DB: authdb
    ports:
      - "5433:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres -d authdb"]
      interval: 5s
      timeout: 5s
      retries: 10

  # ── Redis ─────────────────────────────────────────────────────────────────────
  redis:
    image: redis:7-alpine
    restart: unless-stopped
    ports:
      - "6379:6379"
    volumes:
      - redis_data:/data
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 5s
      timeout: 5s
      retries: 10

  # ── Mailpit (local email testing) ─────────────────────────────────────────────
  mailpit:
    image: axllent/mailpit:latest
    restart: unless-stopped
    ports:
      - "1025:1025"   # SMTP
      - "8025:8025"   # Web UI → open http://localhost:8025

  # ── Migrations ────────────────────────────────────────────────────────────────
  # Uses the builder stage (has prisma CLI). Runs migrate deploy and exits.
  # The app service won't start until this completes successfully.
  migrate:
    build:
      context: .
      target: builder
    command: npx prisma migrate deploy
    environment:
      DATABASE_URL: postgresql://postgres:postgres@postgres:5432/authdb
    depends_on:
      postgres:
        condition: service_healthy

  # ── App ───────────────────────────────────────────────────────────────────────
  app:
    build: .
    restart: unless-stopped
    ports:
      - "5000:5000"
    env_file:
      - .env
    environment:
      NODE_ENV: production
      DATABASE_URL: postgresql://postgres:postgres@postgres:5432/authdb
      REDIS_HOST: redis
      REDIS_PORT: 6379
      MAIL_HOST: mailpit
      MAIL_PORT: 1025
    depends_on:
      migrate:
        condition: service_completed_successfully
      redis:
        condition: service_healthy

volumes:
  postgres_data:
  redis_data: