v0.1.92026-06-11
- ·Added deterministic hub-ring helpers for top-level group spacing
- ·Preserved legacy placement for small/default one-to-three group layouts
- ·Offset many-root radial layouts onto a stable top-level ring instead of concentrating roots near one hub
- ·Reduced projected overlap in larger parallel-spines layouts without changing the default two-spine identity
- ·Kept C11A fallback seeding intact with no engine, UI, source-adapter, or profile changes