Fix 404 on page refresh by switching to HashRouter

- Changed from BrowserRouter to HashRouter to prevent 404 errors on refresh
- URLs will now use hash-based routing (e.g., /#/about)

Author: gsinghjay

src/main.tsx

@@ -1,13 +1,13 @@
 import React from 'react'
 import ReactDOM from 'react-dom/client'
-import { BrowserRouter } from 'react-router-dom'
+import { HashRouter } from 'react-router-dom'
 import App from './App'
 import './styles/index.css'
 
 ReactDOM.createRoot(document.getElementById('root')!).render(
   <React.StrictMode>
-    <BrowserRouter>
+    <HashRouter>
       <App />
-    </BrowserRouter>
+    </HashRouter>
   </React.StrictMode>,
 )