docker-compose.yml

version: '3.8'

services:
  queue:
    build: .
    container_name: job-queue
    ports:
      - "8080:8080"
    volumes:
      - ./data:/app/data  # WAL persistence across restarts
    environment:
      # Server configuration
      - PORT=8080                        # HTTP server port
      - WAL_DIR=/app/data                # Write-Ahead Log directory
      - LEASE_DURATION=30s               # How long workers can hold a job
      - LEASE_CHECK_INTERVAL=5s          # How often to check for expired leases
      # Redis configuration
      - REDIS_URL=redis:6379             # Redis connection URL
    depends_on:
      - redis
    restart: unless-stopped              # Auto-restart on crash (not on manual stop)

  redis:
    image: redis:7-alpine
    container_name: job-queue-redis
    ports:
      - "6379:6379"
    volumes:
      - redis-data:/data
    command: redis-server --appendonly yes --appendfsync everysec
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 5s
      timeout: 3s
      retries: 5

volumes:
  redis-data:
    driver: local