Initial commit: breakpilot-lehrer - Lehrer KI Platform

Services: Admin-Lehrer, Backend-Lehrer, Studio v2, Website,
Klausur-Service, School-Service, Voice-Service, Geo-Service,
BreakPilot Drive, Agent-Core

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

studio-v2/lib/spatial-ui/index.ts

@@ -0,0 +1,16 @@
+/**
+ * Spatial UI System
+ *
+ * A design system for creating cinematic, depth-aware user interfaces.
+ * Implements "Fake-3D without 3D" - 2.5D composition using layering,
+ * shadows, blur, and physics-based motion.
+ */
+
+// Core systems
+export * from './depth-system'
+export * from './PerformanceContext'
+export * from './FocusContext'
+
+// Re-export common types
+export type { QualityLevel, QualitySettings, PerformanceMetrics } from './PerformanceContext'
+export type { LayerName, Material } from './depth-system'