- Dashboard: account-protected station data recorder with PBKDF2 auth and
HMAC-signed sessions; Chart.js time-series charts with 1h–3y range selectors;
wind rose canvas; auto-refresh every 2 min; 1-min polling cron
- Analytics endpoints: all-time records, rain totals (7d/30d/YTD), heating/cooling
degree days, CSV export, year-over-year overlay, hourly anomaly detection
- Dashboard UI: pressure trend arrow, rain tile row, HDD/CDD tiles, anomaly tile,
YoY toggle, collapsible records panel, CSV export, backfill progress bar
- Public conditions page at /conditions (no auth) with auto-refresh every 2 min
- Rain rate push alert via web-push and ntfy when threshold exceeded
- Station data stored as per-day JSONL files; backfill imports up to 1yr from Ambient
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Nate EmmertandClaude Sonnet 4.6
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