{#
  GitLab Runner: CI/CD job executor for GitLab
  Executes pipeline jobs using Docker executor
#}
services:
  gitlab-runner:
    image: docker.io/gitlab/gitlab-runner:alpine-v17.9.1
    container_name: gitlab-runner-1
    {#
      Volume configuration:
      - config.toml: Runner configuration (read-only)
      - Docker socket: Required for Docker executor to spawn job containers
    #}
    volumes:
      - ./config/config.toml:/etc/gitlab-runner/config.toml:ro
      - /var/run/docker.sock:/var/run/docker.sock
    restart: unless-stopped