Add item detail view and link from inventory list

Introduces a new `ItemDetail` component to display detailed information for an inventory item. Updates the `InventoryList` to include a link directing users to the detail view for each item. Also adds the necessary route for the `ItemDetail` component in the app configuration.

barkmanui/src/App.tsx

@@ -4,6 +4,7 @@ import InventoryList from "./features/inventory/InventoryList.tsx";
 import { QueryClientProvider, QueryClient } from '@tanstack/react-query';
 import {createTheme, MantineProvider} from '@mantine/core';
 import '@mantine/core/styles.css';
+import ItemDetail from "./features/inventory/ItemDetail.tsx";
 
 // Create a client
 const queryClient = new QueryClient()
@@ -34,6 +35,7 @@ function App() {
         <Routes>
             <Route index element={<Home />} />
             <Route path="inventory" element={<InventoryList />} />
+            <Route path="itemDetail/:itemId" element={<ItemDetail />} />
         </Routes>