- Add web-push VAPID backend with push_subscriptions table (migration 078)
- Backend push module with sendPushToUser/sendPushToRoom helpers
- Push routes: GET vapid-key, POST subscribe, DELETE unsubscribe
- Trigger push on new chat messages in direct/group rooms
- PWA manifest, service worker, and icons (72–512px)
- Frontend push lib: SW registration, subscribe/unsubscribe helpers
- Push API in api.ts, SW registered in main.tsx
- usePushSubscription hook for auto-subscribe on permission grant
- PushPermissionRow component in ChatWidget settings view
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
- Backend: GET /api/pay/:slug (public) — returns active hold confirmation URL
- PayDepositPage: public page /:slug/pay for guests (no login required)
- DepositSettingsPage: QR code section with print button
- BookingDetailPanel: DepositWidget in payment tab
- Наличными / ЮКасса (QR) buttons
- hold_created: copy link + refresh
- hold_confirmed: release form (вернуть / списать)
- Final status badges
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
