# Direct LAN access — layered on top of compose.local.yml by `make dev-lan`.
#
# For reaching the app from a machine that cannot be given a DNS record or a
# hosts entry. Traefik routes on the Host header and a bare IP matches no
# router, so the app container is published on a host port as well:
# http://<host-ip>:${APP_PORT} is the whole app, dashboard, API and hooks.
services:

  backend:
    ports: !override
      - "${APP_PORT:-8080}:8000"
    environment:
      # The address the instance gives out: the link a device's page shows a
      # screen and the one its emails carry. app.${DOMAIN} resolves on this host
      # only, so `make dev-lan` passes the published port on the LAN address.
      - FRONTEND_HOST=${LAN_URL:-http://app.${DOMAIN:-localhost}}