Version 1.6 - Major Update New Feature: Per-Tab Control

Keep-Alive now works on individual tabs instead of globally across all tabs
Enable/disable the extension independently for each tab
Extension icon automatically updates to show the correct state for each tab
Tab states are saved and persist across browser restarts
Automatic cleanup when tabs are closed

Code Quality Improvements - Enhanced error handling across all components with better user feedback - Comprehensive JSDoc documentation for all functions - Modern async/await patterns replacing promise chains - Improved code organization with constants and better structure - Fixed icon references in manifest to use correct files Accessibility Enhancements - ARIA attributes added for screen reader support - Keyboard navigation improvements with proper focus indicators - Dark mode support via CSS media queries - Reduced motion support for users with motion sensitivity preferences - Semantic HTML with proper roles and labels User Experience Improvements - Better visual feedback with smooth transitions and hover effects - Improved status messages showing "Active/Inactive on this tab" - Button states (disabled during operations to prevent double-clicks) - Enhanced clock display with "Keep-Alive: [time]" format - Modern UI styling with system fonts and better color contrast Performance Optimizations - Removed unnecessary click event simulation reducing overhead - Proper cleanup on page unload to prevent memory leaks - Efficient state management with Map objects - Automatic re-activation after page reloads Technical Improvements - Added activeTab permission for better tab detection - Improved message validation and error boundaries - Better handling of tabs without content scripts - Specified minimum Firefox version (109.0) for compatibility Breaking Change: The extension now operates per-tab instead of globally. Users will need to enable it separately for each tab they want to keep active. 💖 Support This Extension If you find this extension useful and it helps improve your browsing experience, please consider supporting its development via the PayPal donation button in the extension popup. Your support helps keep this project maintained and improved!