Fix Clerk configuration by adding afterSignOutUrl prop

src/App.tsx

@@ -60,7 +60,10 @@ function ApiInitializer({ children }: { children: React.ReactNode }) {
 
 function App() {
   return (
-    <ClerkProvider publishableKey={clerkPubKey}>
+    <ClerkProvider 
+      publishableKey={clerkPubKey}
+      afterSignOutUrl="/"
+    >
       <QueryClientProvider client={queryClient}>
         <ApiInitializer>
           <BrowserRouter>