- Delete unused clear_cache() from ai.py (luminos.py imports it from
capabilities.py)
- Remove CACHE_ROOT import from ai.py (was only used by dead function)
- Replace local CACHE_ROOT constant in capabilities.py with import
from cache.py (single source of truth)
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>