- Fix frontend API base path (VITE_API_BASE env var, GraphPage hardcoded /api)
- Add logout button to NetworkView sidebar (clears portal SSO)
- Add AuditTrail component: inline change history on all entity pages
- DB migration: add updated_at, last_edited_by to ports table
- DB migration: add notes_last_edited_by, notes_updated_at to all entity tables
- Backend: track actor on port create/update; notes editor on entity PUT
- Frontend: extend types, MarkdownEditor shows last editor, port modal/list show last editor
- Fix port CREATE TABLE definition to include new columns upfront
- Add try/catch in handleSavePort to surface API errors in modal
ske087