Modifying it to work in response to updated UI pages in ChatGPT

Modifying it to work in response to updated pages in ChatGPT
- Modify the button position
- Add Full Selection Features
- Add Multiple Selection Guidance Pop-up

Adding Deletion Progress Features

1. Progress Display System
   Implementing a Load Overlay
   Progress bar: Show visual progress (0-100%)
   Status messages:displaying the number of conversations currently being processed
2. Multilingual Support
   Support Korean, English, Japanese, Chinese, Spanish, and German
3. UI/UX Improvements
   Theme detection: Automatic color adjustment according to dark/light themes
   Animation: Spinner Animation enhances user experience
   Reactive Design: Compatible with a wide range of screen sizes
4. error handling
   Secure deletion: Continue processing the next conversation if an error occurs when deleting each conversation
   Keep Progress: Include failed conversations in the count to show accurate progress
5. Performance Optimization
   Debounce function: Optimizing performance when detecting theme changes
   Asynchronous processing: Process conversation deletion sequentially to ensure stability