- Add outgoing_links (JSON) and backlinks_count to Document model
- POST /documents/{id}/detect-links — detect [[uuid]] patterns in content
- GET /documents/{id}/backlinks — documents referencing this doc
- GET /documents/{id}/outgoing-links — documents this doc references
- GET /documents/{id}/links — combined incoming + outgoing
- GET /projects/{id}/graph — full project relationship graph
- GET /search/quick — fuzzy search (Quick Switcher Cmd+K)
- GET /projects/{id}/documents/search — project-scoped search
- GET /documents/{id}/export — markdown|json export
- GET /projects/{id}/export — json|zip export
- 27 new tests
- Extend Document model with reasoning_type, confidence, reasoning_steps, model_source, tiptap_content fields
- Add new endpoints:
- GET /documents/{id}/reasoning - Get reasoning metadata
- PATCH /documents/{id}/reasoning - Update reasoning metadata
- GET /documents/{id}/reasoning-panel - Get reasoning panel data for UI
- POST /documents/{id}/reasoning-steps - Add reasoning step
- DELETE /documents/{id}/reasoning-steps/{step} - Delete reasoning step
- GET /documents/{id}/content?format=tiptap|markdown - Get content in TipTap or Markdown
- PUT /documents/{id}/content - Update content (supports both TipTap JSON and Markdown)
- Add TipTap to Markdown conversion
- Update database schema with new columns
- Add comprehensive tests for all new endpoints
- All 37 tests passing
