Docker Compose Stacks

Manage a multi-file Docker Compose deployment on a Raspberry Pi 5 home lab. All stack files live in one directory (HOMELAB_COMPOSE_DIR, default /opt/homelab/docker) as compose.<stack>.yml files that are combined with -f. Covers selective deployment, service updates, image pulls, troubleshooting, and understanding the split-stack layout.

Trigger

• User asks to start, stop, update, or restart a Docker service
• User mentions a specific service name (Grafana, AdGuard, Portainer, etc.)
• User wants to pull new images or redeploy a stack
• User asks about compose file structure or stack organization
• User says "deploy", "compose up", "update containers", or "pull images"
• User reports a service is down or not responding

Required Inputs