New HaCardType::Curtain and HaCardType::Blinds with: - Scroll to adjust position (10% steps via cover.set_cover_position) - OK to toggle open/close - Dark navy overlay when closed, warm daylight glow when open - Curtain glow radiates from center, blinds from top Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>