services:
  busybar-manager:
    build: .
    image: busybar-manager:local
    container_name: busybar-manager
    # `always` rather than `unless-stopped`: Docker Desktop stops running
    # containers when it quits, and a container stopped that way is one
    # `unless-stopped` refuses to bring back on the next daemon start. On a Mac
    # that means the manager silently stays down after a reboot, which is
    # exactly what the LaunchAgent (KeepAlive + RunAtLoad) is there to prevent.
    restart: always
    ports:
      # Defaults to host-loopback only, same posture as the launchd install.
      # Set BUSYBAR_PUBLISH_HOST=0.0.0.0 (e.g. in .env) to expose the dashboard
      # on the LAN — it has no authentication, so only do that on a trusted
      # network.
      - "${BUSYBAR_PUBLISH_HOST:-127.0.0.1}:${BUSYBAR_PORT:-8321}:${BUSYBAR_PORT:-8321}"
    environment:
      # Every value below falls back to the same default the server uses, so
      # `docker compose up -d` works with no .env; set any of them there to
      # override. See .env.example.
      #
      # The scheduler matches slots against local time (getDay()/getHours() in
      # activeSlotAt), so a container left at UTC fires slots at the wrong hour.
      TZ: "${TZ:-Europe/Amsterdam}"
      # A loopback bind inside the container is unreachable from the host
      BUSYBAR_BIND_HOST: "0.0.0.0"
      # Overrides config.json's listenPort, keeping the server on the port that
      # is published and healthchecked. Change BUSYBAR_PORT (above), not
      # listenPort, which the container ignores.
      PORT: "${BUSYBAR_PORT:-8321}"
      # config.json is rewritten via tmp-file + rename, which fails on a
      # bind-mounted *file* — mount the directory instead.
      BUSYBAR_MANAGER_CONFIG: "${BUSYBAR_MANAGER_CONFIG:-/data/config.json}"
      # No BUSYBAR_PYTHON: the image installs exactly one interpreter
      # (python3 + python3-venv), which is also what server.js defaults to.
      # Any other value is a binary that does not exist in the container.
      # API base URLs — only needed to point at a staging backend.
      BUSYBAR_CLOUD_API_BASE: "${BUSYBAR_CLOUD_API_BASE:-https://api.busy.app/busybar}"
      BUSYBAR_LIBRARY_API_BASE: "${BUSYBAR_LIBRARY_API_BASE:-https://api.github.com}"
      BUSYBAR_LIBRARY_RAW_BASE: "${BUSYBAR_LIBRARY_RAW_BASE:-https://raw.githubusercontent.com}"
    volumes:
      - ./docker/data:/data
      - ./docker/apps:/app/apps