v0.2.4 Panels and cards

Pages

• Library surfaces - BusDK UI library panel, card, metric, and summary surfaces.
• UI density and typography - BusDK UI rule for compact operational typography.
• Panel UI component - Dedicated BusDK UI reference for Panel.
• SurfaceCard UI component - Dedicated BusDK UI reference for SurfaceCard.
• MetricCard UI component - Dedicated BusDK UI reference for MetricCard.