docker-compose.yml

services:
  open-webui:
    image: ghcr.io/open-webui/open-webui:v0.8.10
    container_name: open-webui
    ports:
      # Port 3000 chosen to avoid conflicts with dev server on 8080
      # Change via WEBUI_PORT in .env if needed
      - "${WEBUI_PORT:-3000}:8080"
    environment:
      # Critical: 172.17.0.1 is Docker bridge gateway IP (not localhost!)
      # Container can't reach host's 127.0.0.1 — bridge gateway is required
      # Override via OLLAMA_BASE_URL in .env if Ollama runs on different host
      - OLLAMA_BASE_URL=${OLLAMA_BASE_URL:-http://172.17.0.1:11434}
    volumes:
      # Named volume for chat history — easier to backup than bind mount
      # Backup: make backup
      - open-webui:/app/backend/data
    # No restart policy = battery optimization
    # Measured: ~25% daily battery savings on EliteBook vs always-on
    restart: "no"
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8080/health"]
      interval: 30s
      timeout: 10s
      retries: 3

volumes:
  open-webui: