PyPI's CDN throttles a machine that has pulled 100 GB of wheels in a day
to ~400 KB/s; a venv rebuild that only needed a new apt layer above it
then spends hours re-downloading torch. Cache mounts for pip and uv keep
the wheels between builds.
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01FKm7Z56iKjHgNkHc6VhWKz