fix: switch from BrowserRouter to HashRouter for static hosting compatibility

src/App.tsx

@@ -1,4 +1,4 @@
-import { BrowserRouter, Routes, Route } from 'react-router-dom';
+import { HashRouter, Routes, Route } from 'react-router-dom';
 import { Layout } from './components/Layout';
 import { lazy, Suspense } from 'react';
 
@@ -13,7 +13,7 @@ const GpuPage = lazy(() => import('./pages/gpu/GpuPage'));
 
 function App() {
   return (
-    <BrowserRouter>
+    <HashRouter>
       <Suspense fallback={<div>Loading...</div>}>
         <Routes>
           <Route path="/" element={<Layout />}>
@@ -28,7 +28,7 @@ function App() {
           </Route>
         </Routes>
       </Suspense>
-    </BrowserRouter>
+    </HashRouter>
   )
 }