feat: enhance voice selector with react-select

• Replace native select with react-select for better UX
• Add real-time search by voice name, language, and country
• Fix flag emoji rendering in Edge browser
• Add CSS variables for consistent theming
• Optimize performance with useCallback/useMemo
• Add proper TypeScript types for all components
• Preserve all existing features (recent voices, premium indicators)

🎉 Version 1.0.2 - Enhanced Reading Experience
✨ New Features
🎯 Word Highlighting

Real-time word highlighting as text is being read
Smooth animations that follow the speech progress
Visual feedback to keep you focused on the reading flow
👁️ Follow Highlight

Auto-scroll feature that keeps the highlighted word in view
Perfect for reading long articles without manual scrolling
Toggle on/off based on your preference
📖 Smart Read

Instantly detect and read full articles with one click
Intelligent content detection filters out ads, navigation, and clutter
Convenient floating button appears on article pages
🌍 Auto Language Detection

Automatically selects the best voice based on page language
Supports 7 languages with premium voice quality
Smart voice scoring for natural-sounding speech
🔧 Improvements & Fixes
Pause/Resume Enhancement: Fixed long pause timeout issue - now restarts seamlessly from the exact position
Memory Optimization: Resolved memory leaks in pause/resume functionality
Better Performance: Cleaned up background processes for smoother operation
UI Polish: Improved button animations and positioning
🛠️ Technical Updates
Streamlined message passing between components
Enhanced cleanup processes to prevent resource leaks

✅ Implemented

✅ Smart language detection (30+ languages)
✅ Premium voice selection with quality scoring
✅ Floating player with drag & mini mode
✅ Reading queue system
✅ Multi-language interface (7 languages)
✅ Collapsible settings sections
✅ First-run welcome guide
✅ Speed presets & custom controls
✅ Progress tracking & time estimates