* Enhance Cloud TTS with navigation controls and shared UI overlay in desktop app
* Refactor Cloud TTS voice settings and remove standalone settings overlay on desktop app
* Persist reader window state and improve slider interaction in desktop app
* Improve PDF page transitions and refine focus management in desktop app
* Refactor scrollbar interaction and adjust desktop modal focus handling
* Improve PDF sidecar synchronization and cross-platform metadata compatibility
* Refactor PDF annotation comment logic to shared module and implement Desktop UI
* Refactor reader screen to use tap-to-toggle and full-width styling in desktop app
* Refactor reader workspace layout and chrome-panel interactions
* Implement global search keyboard shortcuts and focusable chrome layers
* Implement flavor-specific legal links and update the About UI
* Refactor reader UI controls on desktop app
* Enhance desktop folder sync with background metadata extraction and improved error handling
* Refactor Library UI and remove redundant Home tab in desktop app
* Add custom tooltips to reader icon buttons in desktop app
* Integrate app theme controls into reader interfaces on desktop
* Add right-to-left pagination support and improve focus restoration on desktop app
* Improve EPUB pagination geometry and diagnostic logging for layout cutoffs on desktop app
* Update desktop reader defaults and implement settings migration
* Implement block-based position tracking in ReaderLocator
* Enhance EPUB highlighting reliability in desktop app
* Add support for custom reader themes and update highlight palette logic in desktop app
* Replace the Tools panel with a "More" dropdown menu and refactor account UI
* Implement account profile header in desktop sidebar
* Implement cloud sync reliability improvements and sidebar toggle on desktop app
* Improve EPUB annotation synchronization and highlight mapping accuracy in desktop app
* Integrate WebView2 for EPUB vertical rendering on Windows
* Refactor reader layout logic and enhance WebView2 diagnostics
* Improve vertical reading layout and WebView2 resizing on Desktop
* Refine vertical reading mode layout and margin handling
* Enhance reader locator precision and Desktop mode-switching reliability
* Implement chapter-level caching and warm-start pagination in desktop app
* Replace bundled KCEF with native system webviews via SWT
* Refactor EPUB page info bar visibility and layout logic
* Improve PDF toolbar persistence and fix tab reactivation logic
* Enable multi-selection and bulk operations for custom fonts
* Refactor instrumentation tests
* Add EPUB UI test fixture and initial instrumentation tests
* Expand EpubReader UI tests and improve accessibility
* Add instrumentation tests and test tags for library and reader screens
* Enhance OPDS parser logic and catalog integration
* Add support for toggling local synchronization on a per-folder basis.
* Implement tri-state sizing for the TTS overlay
* Persist TTS overlay size across sessions
* Refactor reader brightness control and add incremental step buttons
* Improve CSS support, pagination control, and style-aware semantic caching
* Improve link handling, interaction, and diagnostics in the paginated reader
* crash fixes
* Implement persistent pending removal for external files
* Implement book-specific word replacements
* Add native vertical reading mode with custom renderer
* Implement text selection and navigation improvements for the native vertical reader
* Implement locator-based navigation and improved vertical scrolling in native vertical mode in epub
* Implement lazy loading and chapter prefetching for native vertical reader
* Improve window lifecycle and disposal handling on Desktop
* Optimize vertical reading performance in desktop app
* Enhance TTS start accuracy and diagnostic logging on desktop
* Refactor AI settings visibility on desktop
* Improve pagination height measurement and enhance cutoff diagnostics
* Implement lifecycle management and improve justified text splitting for pagination
* Refine AI usage tracking and force AI feature visibility on Desktop
* Add descriptive context comments and usage examples to string and plural resources.
* Optimize performance and memory usage in search and state mapping
* Replace reader page sliders with minimal slider and navigation controls
* Add support for CBT comic archives
* Harden file path validation and XML parsing to prevent security vulnerabilities
* Implement local account profile caching and optimize desktop performance
* Improve desktop persistence reliability and add Linux secure storage support
* Improved PDF zoom stability and layout prediction during zoom commits
* Improved PDF spread layout prediction, reader focus restoration, and account profile caching
* Enhance highlight precision and scoping using block-local offsets and CFIs
* Enhance cloud book content synchronization and background downloads
* Implement granular timestamp tracking for reading positions and PDF annotations
* Restrict diagnostic logging and stack traces to debug builds
* Refine PDF page gaps and reader chrome interaction logic
* Refactor PDF highlight rendering and overhaul Desktop sidebar UI
* Implement a new interaction dock and undo/redo history for PDF annotations in desktop
* Enhance PDF color picker and improve navigation scroll restoration
* Add highlight palette customization and improve selection menu UI in desktop app epub reader
* Enhance desktop shelf management and library organization
* Added support for right text alignment in epub reader
* Added tabs management to PDF navigation drawer
* Implemented unified selection menu placement logic
* Added reset functionality for toolbar customization
* Improved highlight filtering in epub pagination
* Migrated hardcoded UI strings to string resources
* Extracted desktop application logic from Main.kt into modular files
* Refactored Main.kt by extracting PDF and EPUB logic into specialized files
* Added Spanish language support
* Added system default option to app language selection