chore: update dependencies and improve dashboard settings

- Updated Qwik and Qwik City to version 1.15.0
- Updated Tailwind CSS and related plugins to latest versions
- Added a new Settings component to manage user settings
- Integrated settings management into the OSBar component
- Improved file display in the dashboard with better responsiveness
- Enhanced error handling for user info fetching
- Removed unused id from Testimonials component

src/routes/layout.tsx

@@ -10,7 +10,11 @@ export default component$(() => {
 	const info = useNanostore$<StereoUser>(userInfo);
 
 	useVisibleTask$(async () => {
-		info.value = await api.me();
+		try {
+			info.value = await api.me();
+		} catch (err) {
+			console.error("failed to fetch user info:", err);
+		}
 	})
 
 	useOnDocument("DOMContentLoaded", $(async () => {