# Changelog

## [1.1.1] - 2025-01-20

### Fixed
- **Download Image Feature** - Now properly downloads maze as PNG file
  - Fixed download mechanism using blob and temporary anchor element
  - Added format parameter support (png/jpg)
  - Proper MIME type handling for downloads
  - Automatic filename generation with maze ID and algorithm name
  - Better error handling with detailed error messages
  - File existence verification before sending
  - Blob type validation in frontend

### Changed
- Image download now uses fetch API with blob instead of window.open
- ImageRenderer now supports both PNG and JPG formats with quality settings
- JPG images saved with 95% quality for optimal size/quality balance
- Download endpoint defaults to PNG format
- Added console error logging for debugging
- Improved error messages for better user feedback

## [1.1.0] - 2025-01-20

### Added
- **Animated Solving Visualization**
  - Real-time step-by-step animation of DFS and BFS algorithms
  - Two-phase animation: visited cells exploration, then solution path highlighting
  - Animation controls panel with Neo-Brutalism styling
  - Pause/Resume button to control animation flow
  - Stop button to immediately halt and show final result
  - Speed slider (SLOW to FAST) for dynamic speed adjustment
  - Automatic control visibility management

- **Footer**
  - Copyleft notice with reversed copyright symbol (🄯)
  - "Made with ❤️ and Python in New Jersey" message
  - Black background with white text and neon pink accent
  - Cyan drop shadow with negative offset (Neo-Brutalism style)

### Removed
- **Solver Dropdown** - Redundant UI element removed for cleaner interface
  - Users now interact directly with "SOLVE (DFS)" and "SOLVE (BFS)" buttons

### Changed
- Solve buttons now trigger animated solving instead of instant results
- Solve buttons disabled during active animation to prevent conflicts
- Results display updated to show during animation

### Technical Details
- Added animation state management in `app.js`
- Implemented recursive timeout-based animation loop
- Added event listeners for pause, stop, and speed controls
- Enhanced Neo-Brutalism CSS with footer and animation control styles

## [1.0.0] - 2025-01-20

### Initial Release
- 8 maze generation algorithms
- 2 solving algorithms (DFS, BFS)
- Neo-Brutalism web interface
- Image export functionality
- Save/load maze files
- Analysis and benchmarking tools
- Docker containerization
- Comprehensive test suite (>90% coverage)