Initial commit: HotelSync PMS v0.1.0

- React 18 + TypeScript + Vite + Tailwind CSS
- Шахматка бронирований (drag-to-book)
- Страницы: Calendar, Bookings, Rooms, Housekeeping, Channels, API Docs, Settings
- Роли: super_admin, hotel_manager, housekeeper
- Светлая/тёмная тема
- Docker + Nginx конфигурация
- Лендинг hotelsync.ru

src/main.tsx

@@ -0,0 +1,10 @@
+import { StrictMode } from 'react'
+import { createRoot } from 'react-dom/client'
+import './index.css'
+import App from './App'
+
+createRoot(document.getElementById('root')!).render(
+  <StrictMode>
+    <App />
+  </StrictMode>,
+)