- gitFileService with ensureRepo/commitFile/getLog using safe execFile
- GET /files/:fileId/history endpoint for git version history
- FILE-09 and FILE-10 marked Complete
- SUMMARY.md documents XHR progress pattern and backward-compatible props
- STATE.md advanced to plan 2, decisions logged, metrics recorded
- ROADMAP.md updated with 2/4 summaries complete for phase 25
- REQUIREMENTS.md marks FILE-05 complete
- Create 25-00-SUMMARY.md with full plan documentation
- Update STATE.md: advance to plan 2/4, record metrics and decisions
- Update ROADMAP.md: phase 25 in progress (1/4 summaries)
- Update REQUIREMENTS.md: mark FILE-01, FILE-02, FILE-03 complete
Plans cover FILE-01 through FILE-06: DB schema + shared types (wave 1),
server file service + routes and UI file upload (wave 2, parallel),
file preview components + full wiring (wave 3).
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>