- Add timestampSeconds and frameThumbnailUrl fields to Annotation model
- New VideoAnnotationLayer component: auto-pause on draw tool activation,
SVG annotation overlay on paused video, time-filtered visibility,
All/Timed toggle, timecode display in toolbar
- New VideoTimelineMarkers: orange=unresolved, green=resolved, clustered
markers on scrub bar with click-to-seek and hover scale
- Thread timestampSeconds through validator, service, and API layers
- Feedback item cards show timestamp badges for video annotations
- VideoPlayer gains renderOverlay, timelineMarkers, pause/seek in state
- Fix "Processing" overlay shown when MP4 is available (FFmpeg fallback)
- Add revision polling when video status is "processing"
- Configure proxyClientMaxBodySize: 500mb for large video uploads
- Fix pre-existing Prisma JSON type error in upload-service.ts
- Update ROADMAP with lawn reference learnings and A7.3 progress
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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