Rich Metadata & Faster Thumbnails

개선 사항

• Added metadata support for Image, Video, Audio, ZIP, and PDF
• Added cover art support for audio files
• Displayed memos in the preview panel
• Optimized thumbnail generation speed for images and videos

버그 수정

• Refined global styles (colors, scrollbars, etc.)
• Fixed visibility issues for specific file types
• Fixed "Sort by Priority" functionality