Gmail automation service — FastAPI app managing labels, filters, and rule-based email processing across 4 accounts (personal, anabasis, caremappr, funlhn). Port 8000. Deployed to ~/prod/apestaart/ with venv at ~/.virtualenvs/apestaart/. Systemd service: apestaart_api_prod.service (Type=simple, Restart=always) via /usr/services/service_exec.sh wrapper. File watcher: apestaart_api_prod-watcher.path → apestaart_api_prod-watcher.service (oneshot restart). All API routes under /api/ prefix (e.g. /api/events, /api/accounts//messages). Webhooks at /webhooks/*, admin at /admin, health at /health. React SPA served inline from frontend/dist/ static mount as the catch-all route. Real-time Pub/Sub push notifications via webhook at https://apestaart.unbiasedrhino.cyou/webhooks/gmail. OIDC auth on webhook endpoints; Atoll JWT auth on API routes. Deployed via vivo from ironclad ~/working/apestaart/. GitHub: bankersheldrake/apestaart