# Changelog

## [0.2.2] - 2025-07-25

### Fixed
- Improve exclusion modal UX and code cleanup
- Hide horizontal scrollbar in log viewer for better visual appearance
- Fix focus event handling in exclusion modal
- Security improvements: Fix SSH host key scanning alert for better security
- CI/CD improvements: Skip performance tests in CI environment, remove emojis, add proper permissions

### Added
- Add coverage badge and update script for better development workflow
- Add Kitty terminal configuration for development environment

### Changed
- Enhanced code organization and development tooling

## [0.2.1] - 2025-07-24

### Security Enhancements
- **Path Traversal Protection**: Comprehensive validation preventing directory traversal attacks
- **ReDoS Protection**: Regex compilation timeouts and complexity analysis to prevent ReDoS vulnerabilities  
- **SSH Security Hardening**: Disabled weak algorithms, enhanced connection validation, secure error handling
- **File Security**: Size limits and symlink detection for configuration and log files
- **Thread-Safe Operations**: Security module now fully thread-safe with proper signal handling

### Performance Optimizations  
- **Adaptive SSH Polling**: Smart polling intervals (1-2s) that adapt based on file activity
- **SSH Connection Pooling**: Efficient connection reuse and resource management
- **Optimized Live Reload**: Faster SSH file monitoring with exponential backoff
- **Reduced Overhead**: Minimized SSH command execution and improved polling strategies

### Configuration & Code Quality
- **Enhanced Configuration**: Improved validation, better error messages, removed obsolete options
- **Code Organization**: Moved inline CSS to dedicated files, better separation of concerns  
- **CI/CD Improvements**: Added environment-specific test markers, improved workflow reliability
- **Test Coverage**: Comprehensive security test suite while maintaining CI compatibility

### Bug Fixes
- **Threading Issues**: Fixed signal handler conflicts in multi-threaded environments
- **SSH Live Reload**: Proper start/stop lifecycle for SSH file watchers
- **Path Resolution**: Improved compatibility between local and CI test environments
- **Configuration Loading**: Better handling of missing or invalid configuration sections

## [0.2.0] - 2025-07-23

### Added
- SSH support for remote log file reading - major new feature!
- Support for `user@host:/path` and `ssh://user@host:port/path` URL formats
- Live reload functionality for SSH files with periodic polling
- JSON highlighting for better log readability

### Fixed
- Test suite import issues and asyncio configuration
- Visual mode highlighting and yank behavior improvements
- Keybinding management with factory function pattern
- Various visual mode stability improvements

### Changed
- Updated default theme for better readability
- Improved .gitignore to include development files

## [0.1.2] - 2025-06-17

### Fixed
- Fixed issue with line jumps in visual mode
- Refactor tests

### Added
- Entering specific line number in visual mode

## [0.1.1] - 2025-06-17

### Added
- CLI exclusion parameter `--exclude` / `-e` for filtering out unwanted log lines

### Changed
- Don't show notification when file is updated

### Example Usage
```bash
# Exclude DEBUG messages
dalog --exclude "DEBUG" app.log

# Exclude multiple patterns
dalog --exclude "DEBUG" --exclude "INFO" app.log

# Use regex patterns (case-sensitive)
dalog --exclude "ERROR.*timeout" app.log
```

## [0.1.0] - 2025-06-02

### Added
- Initial release of `dalog` - Your friendly terminal logs viewer
- Real-time log file monitoring and tailing
- Live search functionality 
- Syntax highlighting for different log levels
- Configurable themes and styles
- Copy to clipboard functionality
- Configuration via TOML files
- Command-line interface with Click