The Driveway Dossier Architecture

Google Calendar Webhook -> RentCast + Exa + Weather Synthesis -> Mobile Briefing

Cloud Infrastructure (Vercel / Supabase) External Data Providers Google Calendar OAuth Webhook Event FastAPI Listener Parse Title & Address Redis Task Queue Schedule T-45m Trigger Synthesis Worker Parallel Orchestrator RentCast API 24h Comps & Tax Roll Exa Search API Neighborhood News WeatherAPI Appt Window Forecast Claude / Gemini 60s Brief Synthesis Supabase / Postgres Transient Brief & Auth Twilio / Telegram Push Alert Worker Realtor Mobile Driveway HTML Brief Calendar Webhook Enqueues Brief Fires at T-45m Comps & Deed Local News Forecast Payload Store Brief Trigger Alert SMS Link Legend External Backend Message bus Security Database Frontend

Architecture diagram • Built with Archify • Press T for theme and E for export