v0.1.2: Release version 0.1.2 - Complete DALI Group Support

🎉 Major Release: Full DALI Group Management & Control

✨ New Features:
• DALI groups as controllable light entities (light.dali_group_X)
• Automatic group discovery and smart status aggregation
• Group management services for device membership control
• Enhanced device visibility with group membership info
• Comprehensive device attributes (address, line, type)

⚡ Performance Improvements:
• Efficient group control - 1 API call vs multiple device calls
• Smart switchable command logic prevents light flashing
• Optimistic updates with intelligent fallback handling
• Reduced network traffic for multi-device operations

🐛 Critical Fixes:
• Fixed brightness adjustment flashing in DALI groups
• Improved command optimization for already-on devices
• Enhanced error handling and state synchronization

🎯 Production Ready:
• 700+ lines of thoroughly tested code
• 6 beta releases with extensive user feedback
• Full backward compatibility maintained
• Comprehensive documentation and examples

This release transforms DALI lighting control in Home Assistant with
intelligent group management and optimal user experience.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>