style: rollback tailwindcss to v3 for temp fix

apps/webui/src/main.tsx

@@ -1,3 +1,8 @@
+import {
+  ColorModeProvider,
+  ColorModeScript,
+  createLocalStorageManager,
+} from '@kobalte/core';
 import { RouterProvider, createRouter } from '@tanstack/solid-router';
 import { render } from 'solid-js/web';
 import './app.css';
@@ -23,6 +28,18 @@ declare module '@tanstack/solid-router' {
 // Render the app
 const rootElement = document.getElementById('root');
 
+const App = () => {
+  const storageManager = createLocalStorageManager('vite-ui-theme');
+  return (
+    <>
+      <ColorModeScript storageType={storageManager.type} />
+      <ColorModeProvider storageManager={storageManager}>
+        <RouterProvider router={router} />
+      </ColorModeProvider>
+    </>
+  );
+};
+
 if (rootElement && !rootElement.innerHTML) {
-  render(() => <RouterProvider router={router} />, rootElement);
+  render(() => <App />, rootElement);
 }