- Archived change to openspec/changes/archive/2026-02-17-line-rectangle-annotations/
- Updated annotation-tools spec: added rectangle tool mode, TrendLine plugin rendering, line hit testing, line selection handles; updated line drawing and delete requirements; removed SVG overlay rendering
- Created new rectangle-annotation spec with full requirements for rectangle drawing, rendering, hit testing, selection, deletion, and database storage
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
