docker-compose.yml

# docker-compose.yml

services:
  # The Helpdesk Bot Service
  bot:
    # 'build: .' tells Docker Compose to build the image from the Dockerfile
    # in the current directory.
    build: .
    # 'restart: always' ensures the bot container will automatically restart
    # if it crashes, making our setup more resilient.
    restart: always
    # 'env_file' loads environment variables from a .env file.
    # This is the standard way to handle secrets and configuration.
    env_file:
      - .env
    # 'depends_on' tells Docker Compose to start the 'redis' service
    # before starting the 'bot' service.
    depends_on:
      - redis

  # The Redis Service
  redis:
    # We use the official Redis image from Docker Hub.
    # 'alpine' is a very lightweight version.
    image: "redis:6-alpine"
    # 'restart: always' for the same resilience reasons.
    restart: always
    # We expose the Redis port only to the internal Docker network,
    # not to the host machine, for better security. The 'bot' container
    # can reach it using the service name 'redis'.
    
    # This line maps the named volume 'redis-data' to the '/data'
    # directory inside the Redis container. This is where Redis is
    # configured to store its persistence files (dump.rdb).
    volumes:
      - redis-data:/data

# This top-level block declares the named volume. Docker will
# manage its creation and lifecycle.
volumes:
  redis-data: