- Add TypeScript type definitions for merge and alternate-merge Web Workers
- Implement custom rotation angle input with increment/decrement controls for rotate tool
- Extend delete-pages tool to render page thumbnails for better UX
- Hide number input spin buttons across all number inputs via CSS
- Refactor rotateAll function to accept angle parameter instead of direction multiplier
- Update fileHandler to support delete-pages tool thumbnail rendering
- Improve type safety in alternate-merge logic with proper interface definitions
- Enhance rotate tool UI with custom angle input field and adjustment buttons
- Add favicon.ico to public directory for browser tab display
- Update favicon references across all HTML pages with proper link tags for SVG, PNG, and ICO formats
- Add Apple touch icon support for iOS devices
- Create new repair-pdf.ts logic module for PDF repair functionality
- Create new repair-pdf-page.ts utility module for page-level repair operations
- Add repair-pdf.html page with UI for PDF repair tool
- Register repair PDF tool in tools configuration and PDF tools registry
- Update UI rendering utilities to support new repair tool
- Improve favicon handling with multiple format fallbacks for cross-browser compatibility
- Standardize favicon paths to use absolute URLs for consistency
- Clean up whitespace and formatting in licensing.html for code consistency
- Create merge.worker.js and alternate-merge.worker.js for offloading PDF merge operations to background threads
- Migrate merge and alternate-merge logic to use Web Worker architecture for improved performance
- Move flatten tool from singlePdfLoadTools to multiFileTools configuration
- Update merge and alternate-merge tool subtitles to indicate bookmark preservation
- Refactor alternate-merge.ts to use Web Worker instead of pdf-lib for interleaving operations
- Refactor merge.ts to use Web Worker for standard merge operations
- Update fileHandler.ts to recognize flatten as a multi-file tool requiring process button handling
- Simplify form-creator.ts and flatten.ts implementations with Web Worker integration
- Update UI state management to support Web Worker-based PDF processing
- Improve performance by moving computationally intensive PDF operations off the main thread
- Add GitHub star counter badge to navigation (desktop and mobile)
- Implement grid pattern background in hero section
- Redesign hero title with inline PDF Toolkit badge and briefcase icon
- Update feature badges styling with improved visual hierarchy
- Refactor CTA button layout with icon integration
- Add simple-mode-footer utility component for footer management
- Update all tool pages with consistent styling improvements
- Enhance responsive design for mobile navigation with GitHub link
- Improve visual consistency across all pages with updated color scheme
- Refactor date field UI rendering to use inline HTML with calendar icon and format text
- Consolidate date format and keystroke action creation by removing unnecessary widget loop
- Attach Additional Actions (AA) directly to field dictionary instead of individual widgets
- Improve code clarity and reduce redundant DOM manipulation in date field initialization
- Ensure date formatting and keystroke validation work correctly at the field level in generated PDFs
- Add web worker for PDF attachment processing to improve performance and prevent UI blocking
- Create add-attachments.worker.js with TypeScript definitions for type safety
- Implement worker message handling with success and error responses
- Update nginx.conf to use Cross-Origin-Resource-Policy instead of Cross-Origin-Embedder-Policy for better cross-origin resource sharing
- Refactor add-attachments.ts to use worker-based processing with transferable objects
- Update main.ts to add home logo click handler for navigation
- Improve error handling with worker error event listener
- Add validation checks for PDF file availability before processing attachments
- Add Cross-Origin-Opener-Policy and Cross-Origin-Embedder-Policy headers to nginx.conf for enhanced security
- Create serve.json configuration file with security headers for local development
- Update npm scripts to use vite preview instead of serve package for consistency
- Fix PDF viewer file parameter handling to prevent fallback to default URL
- Enable annotation editor mode by default in PDF viewers (annotationEditorMode: 1)
- Improve PDF preference management by clearing conflicting annotation editor settings before loading
- Update iframe URL construction to use URL API for proper origin handling
- Refactor annotation viewer setup to use eventBus for stamp button activation instead of direct DOM manipulation
- Add localStorage preference configuration for signature editor and permissions in sign tool
- Enhance security posture by implementing COOP/COEP headers required for SharedArrayBuffer and cross-origin isolation
