DSH Web 选中批注插件：选文字→批注→回车随消息发送；气泡隐藏批注块（零闪烁）；回复按 Annotation N 逐条对照（可悬浮芯片）。官方 bundle，零核心改动

Turn any DSH selection into a reviewable quote — comment / add to chat / side chat, source highlights and jump-back, a searchable review list, side threads, revisions, and per-quote reply badges.

Zoom, pan, download, gallery, and region-note image viewer for DeepSeek Harness

Follow the tangent. Keep the thread. Annotate, explore on the side, and bring answers back to DeepSeek Harness. / 思路可以分岔，主线始终向前。划选注释、侧边追问，再把结论带回正在推进的任务。