feat: enhance UI components and add accordion functionality

- Updated DraggableWindow.vue to improve shadow effects.
- Refactored AboutWindow.vue for better structure and readability.
- Added chatbot functionality in chatbot.vue with cookie management.
- Improved navigation component for better code clarity.
- Created a new chat history table in the database schema.
- Modified error handling in error.vue to display error messages correctly.
- Integrated ChatbotWindow into the desktop application layout.
- Implemented accordion component in home.vue for Q/A section.
- Enhanced API for chat functionality with improved error handling.
- Removed unused routes for cleaner codebase.
- Added custom animations for accordion components in tailwind.config.js.
- Developed accordion UI components (Accordion, AccordionContent, AccordionItem, AccordionTrigger) for better user interaction.

error.vue

@@ -12,7 +12,7 @@ const { t } = useI18n();
         >{{ error.statusCode }}</span
       >
       <span class="text-2xl text-center align-center justify-center">{{
-        error.statusMessage
+        error.message
       }}</span>
     </div>
     <div class="h-screen"></div>