OpenAI / DeepSeek wired across all 4 AI pages — Mise en Demeure, chat, triage, and financial insights now run on real models.

Per-user AI rate limiting (60/min, 500/day) backed by Firestore. Prevents runaway API costs.

GDPR / Loi 09-08 data export and 30-day account deletion in Settings → Security.

Subscription Checkout for syndic plans (monthly + annual). Auto-creates Stripe Customer per user.

One-off invoice payments — residents pay outstanding balance via Stripe Checkout in MAD.

Verified webhook at /api/stripe/webhook handles subscription lifecycle + writes paid status back to Firestore in real time.

Billing Portal access for users to update card / switch plan / cancel.

~180 strings translated across 8 marketing pages in EN / FR / AR with full Arabic RTL.

Language switcher in marketing navbar + app topbar. Browser-language auto-detect on first visit.

Sidebar nav (every section header + every nav item) translated for the syndic UI.

Marketing FAQ (8 Q&As), hero, footer, cookie banner, CTA band — all professionally translated.

Replaced 9 window.prompt() calls with proper Dialog primitives across the app.

AGM report and Mise en Demeure export as real PDFs (was print/.txt).

Visitor passes show scannable QR codes (qrcode.react). Documents page has real Firebase Storage upload with progress.

Building chat and direct messages actually send via Firestore — was display-only.

Web app launched at propos-web-three.vercel.app — shares Firebase backend with the mobile app.

50+ pages live: dashboards, residents, buildings, invoices, tickets, AI suite, admin, settings.

Cross-platform login: mobile-signed-up users can sign in to web; role + buildings auto-resolved.

12 marketing pages: home, pricing, features, AI, mobile, for-syndics, for-residents, about, security, how-it-works, contact, legal.