Version 0.1.1 - Performance Improvements

This update significantly improves the extension loading speed on GitHub Issues pages.

Fixed:
• Extension button now appears within 1-2 seconds instead of 2 minutes
• Improved detection of GitHub's toolbar across different page layouts
• Filter panel data now loads immediately from cache while fresh data fetches in the background

Changed:
• Better UI responsiveness on smaller screens
• Enhanced label selection interface with scrollable area