1.5.0 - Major UX/UI Overhaul & Complete Credential Management System
NEW FEATURES:
- Complete credential management system with dedicated dialog
- Secure encrypted storage of API keys and bearer tokens
- Smart authentication with automatic credential validation
- Single toolbar icon with intuitive dropdown menu
- Native QGIS-style UI with perfect dark mode compatibility
- Real-time credential status display in processing dialog
- Automatic credential testing and status updates

UI/UX IMPROVEMENTS:
- Redesigned authentication dialog with step-by-step setup guide
- Native Qt styling throughout for perfect QGIS integration
- Enhanced visual feedback with proper system color support
- Improved button layouts and spacing for better usability
- Professional form layouts with contextual help text
- Streamlined workflow: setup once, use everywhere

TECHNICAL ENHANCEMENTS:
- Removed redundant credential fields from main processing dialog
- Centralized credential handling through dedicated authenticator
class
- Enhanced error handling with credential status feedback
- Improved API response validation and error recovery
- Better integration with QGIS Processing Framework
- Comprehensive credential validation with detailed feedback

RELIABILITY IMPROVEMENTS:
- Robust credential storage with encryption and verification
- Automatic credential status monitoring and updates
- Enhanced error messages with actionable guidance
- Improved handling of authentication failures
- Better rate limiting detection and user feedback

1.4.0 - Enhanced Batch Processing & Error Handling
- Adaptive batch processing with intelligent sizing (10-25 parcels)
- Enhanced concurrent processing with controlled thread pools
- Improved error recovery and detailed progress reporting
- Better handling of large datasets (1000+ parcels)
- Enhanced geometry processing for complex polygons
- Comprehensive error categorization and user feedback

1.3.0 - Advanced Styling & Analysis Features
- Beautiful automatic styling based on land use classification
- Comprehensive categorized symbology with 35+ land use types
- Scale-dependent labeling system (1:250 to 1:25,000)
- Multi-line labels showing FID, municipality, and land class
- Enhanced color schemes for different land use categories
- Professional legend formatting and category organization

1.2.0 - Initial Production Release
- Basic parcel download functionality
- 57 enriched attributes including demographics and risk assessments
- Simple bounding box selection
- Basic API integration without credential management
- Fundamental geometry processing capabilities
- Standard QGIS Processing Framework integration

None