ruff F401 — unused 'import os'. Pre-existing in the globe-coverage script; ruff
runs at pre-push (not pre-commit), so it surfaced only now and blocked the push.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Generated oort cloud and asteroid belt generic globe images via Gemini.
Background-masked with flood-fill (shadow-preserving). Donor fill script
copies matching globe.png from same planet_class+body_type pool with
per-body hash selection, no repeats within a system. 629 bodies filled,
3240/3240 now have globe.png.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>