- Remove code/experiments/ → merge all eval JSONs into root experiments/ - Move code/exp.md, code/change.md → project root - Delete code/2026-05-09-研究框架.md (duplicate of docs/) - Update .gitignore: experiments/*.log (was code/experiments/*.log) - Update code/CLAUDE.md: fix all affected paths Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>