Every successful menu fetch now POSTs the day's items to HA_WEBHOOK_URL
(when set), so an HA automation can turn it into a calendar event. Surface
the push result as a "Calendar Sync" badge on the status card, hidden
unless HA_WEBHOOK_URL is configured.
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01KsJqAZ82Veyf5oihBr71S5