Add React/TypeScript web interface with Chakra UI and SignalR integration

Implement web frontend using Vite + React + TypeScript with:
- Chakra UI component library for theming and styling
- SignalR bridge (lunaBridge) for real-time server communication
- Chat components (ChatPanel, ChatInput, ChatMessage)
- Layout components (AppLayout, Sidebar, StatusBar, SystemPanel)
- Custom useChat hook for conversation state management
- Dark/light theme support via ColorModeProvider
- Mock conversation data for development

WebInterface/src/main.tsx

@@ -0,0 +1,15 @@
+import { StrictMode } from 'react'
+import { createRoot } from 'react-dom/client'
+import App from './App.tsx'
+import ThemeProvider from "@/theme/ThemeProvider.tsx";
+import {LunaBridgeProvider} from "@/lib/lunaBridge";
+
+createRoot(document.getElementById('root')!).render(
+  <StrictMode>
+    <ThemeProvider>
+      <LunaBridgeProvider>
+        <App />
+      </LunaBridgeProvider>
+    </ThemeProvider>
+  </StrictMode>,
+)