Unit Tests for UI Components (badge → tabs)

🧪 Add Unit Tests for UI Components (badge → tabs)

📌 Description

This issue focuses on adding unit tests for reusable UI components located in: src/components/ui Using Vitest + React Testing Library. These components are shared across the application and require basic rendering and interaction tests.

📂 Components in Scope

• badge.tsx
• button.tsx
• dialog.tsx
• input.tsx
• label.tsx
• switch.tsx
• tabs.tsx

🧪 What to Test

Rendering

• Component renders without crash
• Default UI appears

User Interactions

• Button click
• Input typing
• Switch toggle
• Dialog open/close
• Tabs switching

✅ Acceptance Criteria

• Tests added for all UI components