feat(web): NetX workbench, UME-only UI, i18n, and header status

- Replace sidebar app with workbench home and module tabs (openOrFocusModule)

- Remove legacy pages; add module registry, shared tab channel, WEB.md

- Add zh/en i18n, global ToastProvider, restore oclaw bridge pill in header

Co-authored-by: Cursor <cursoragent@cursor.com>

web/src/main.tsx

@@ -1,21 +1,27 @@
-import { StrictMode } from 'react'
-import { createRoot } from 'react-dom/client'
-import { BrowserRouter } from 'react-router-dom'
-import { QueryClient, QueryClientProvider } from '@tanstack/react-query'
-import './index.css'
-import App from './App.tsx'
-import { ErrorBoundary } from './layout/ErrorBoundary'
+import { StrictMode } from "react";
+import { createRoot } from "react-dom/client";
+import { BrowserRouter } from "react-router-dom";
+import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
+import "./index.css";
+import App from "./App.tsx";
+import { ErrorBoundary } from "./layout/ErrorBoundary";
+import { I18nProvider } from "./i18n";
+import { ToastProvider } from "./hooks/useToast";
 
-const queryClient = new QueryClient()
+const queryClient = new QueryClient();
 
-createRoot(document.getElementById('root')!).render(
+createRoot(document.getElementById("root")!).render(
   <StrictMode>
     <ErrorBoundary>
       <QueryClientProvider client={queryClient}>
-        <BrowserRouter>
-          <App />
-        </BrowserRouter>
+        <I18nProvider>
+          <ToastProvider>
+            <BrowserRouter>
+              <App />
+            </BrowserRouter>
+          </ToastProvider>
+        </I18nProvider>
       </QueryClientProvider>
     </ErrorBoundary>
   </StrictMode>,
-)
+);