feat(knowledge): add knowledge base management with dialog system

- Implement knowledge base list, create, and detail pages
- Add dialog provider and components for confirmation and alerts
- Include knowledge card and grid view components
- Enhance header with user menu and logout functionality
- Implement knowledge operations hooks for CRUD operations

src/App.tsx

@@ -3,6 +3,7 @@ import { CssBaseline, ThemeProvider } from '@mui/material';
 import { theme } from './theme';
 import AppRoutes from './routes';
 import SnackbarProvider from './components/Provider/SnackbarProvider';
+import DialogProvider from './components/Provider/DialogProvider';
 import AuthGuard from './components/AuthGuard';
 
 import './locales';
@@ -16,11 +17,13 @@ function MaterialUIApp() {
     <ThemeProvider theme={theme}>
       <CssBaseline />
       <SnackbarProvider>
-        <BrowserRouter>
-          <AuthGuard>
-            <AppRoutes />
-          </AuthGuard>
-        </BrowserRouter>
+        <DialogProvider>
+          <BrowserRouter>
+            <AuthGuard>
+              <AppRoutes />
+            </AuthGuard>
+          </BrowserRouter>
+        </DialogProvider>
       </SnackbarProvider>
     </ThemeProvider>
   );