version: "3"  # Specifies the version of the Docker Compose file format being used.

services:
  changedetection:  # Name of the service/container being defined.
    image: lscr.io/linuxserver/changedetection.io:latest  # Docker image to use for this service.
    container_name: changedetection  # Assigns a specific name to the container instance.
    environment:
      - PUID=1000  # User ID for the process inside the container.
      - PGID=1000  # Group ID for the process inside the container.
      - TZ=America/Chicago  # Timezone setting for the container.
      - BASE_URL= # Optional: If provided, it might be used to configure the base URL.
    volumes:
      - /data/changedetection/config:/config  # Mounts a host directory to a directory inside the container.
    ports:
      - 5000:5000  # Maps port 5000 from the host to port 5000 in the container.
    restart: unless-stopped  # Defines the restart policy for the container.