docker-compose.scalable.yml

# =============================================================================
# VLM V2 — Scalable Mode (self-hosted, multiple servers)
#
# Postgres + Redis for Colyseus cross-server presence.
# Can run multiple vlm containers behind a load balancer.
#
# Usage:
#   cp .env.example .env   # edit vars
#   docker compose -f docker-compose.scalable.yml up -d
#   docker compose -f docker-compose.scalable.yml up -d --scale vlm=3  # 3 servers
# =============================================================================

services:
  postgres:
    image: postgres:16-alpine
    restart: unless-stopped
    ports:
      - "5432:5432"
    environment:
      POSTGRES_DB: vlm
      POSTGRES_USER: vlm
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-vlm_prod}
    volumes:
      - pgdata:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U vlm"]
      interval: 10s
      timeout: 5s
      retries: 5

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

  vlm:
    build: .
    restart: unless-stopped
    ports:
      - "${PORT:-3010}:3010"
    depends_on:
      postgres:
        condition: service_healthy
      redis:
        condition: service_healthy
    environment:
      VLM_MODE: scalable
      DATABASE_URL: postgresql://vlm:${POSTGRES_PASSWORD:-vlm_prod}@postgres:5432/vlm
      REDIS_URL: redis://redis:6379
      JWT_SECRET: ${JWT_SECRET:?Set JWT_SECRET in .env}
      PUBLIC_URL: ${PUBLIC_URL:-http://localhost:3010}
      STORAGE_PROVIDER: local
      LOCAL_STORAGE_PATH: /app/uploads
    volumes:
      - uploads:/app/uploads

volumes:
  pgdata:
  redisdata:
  uploads: