feat: enhance header with notification buttons and user dropdown

- Updated header component to include notification buttons with icons.
- Introduced a new NavUser component for user-related actions in the sidebar.
- Added NotificationDot component for visual notification indicators.
- Created UserCard component to display user information.
- Implemented UserDropdown for user settings and logout functionality.
- Added Avatar component for user images with fallback support.
- Refactored Sheet and Tooltip components for consistency and improved styling.
- Introduced QueryProvider for managing React Query context.
- Updated SidebarProvider to use custom sidebar implementation.
- Enhanced mobile detection hook for better responsiveness.
- Updated dependencies in yarn.lock for new features and fixes.

feat: remove dot

src/components/wrappers/sidebar-provider.tsx

@@ -1,7 +1,7 @@
 'use client';
 
 import React from 'react';
-import { SidebarProvider } from '../ui/sidebar';
+import { SidebarProvider } from '../custom-ui/sidebar';
 
 export default function SidebarProviderWrapper({
   defaultOpen,