Registration reaches the model manager, seeded models survive the engine
assignment filter, siblings wait for a booting pod, and pod boot phases
plus catalogues are reported for diagnosis.
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0182DhR1eFNPQyGmDrpHbedY