feat: (web) add item route

web/src/App.tsx

@@ -4,6 +4,7 @@ import "./index.css";
 import { DesignSystem } from "./pages/DesignSystem";
 import { AdminQuests } from "./pages/AdminQuests";
 import { AdminOverview } from "./pages/admin/Overview";
+import { AdminItems } from "./pages/admin/Items";
 
 import { Home } from "./pages/Home";
 import { Toaster } from "sonner";
@@ -28,6 +29,7 @@ export function App() {
             <Route path="/admin" element={<Navigate to="/admin/overview" replace />} />
             <Route path="/admin/overview" element={<AdminOverview />} />
             <Route path="/admin/quests" element={<AdminQuests />} />
+            <Route path="/admin/items" element={<AdminItems />} />
 
             
             <Route path="/settings" element={<SettingsLayout />}>