chore(backlog): 记录 g291 完成

.ua/backlog.json

@@ -3005,6 +3005,15 @@
       "status": "done",
       "domain": "tooling",
       "notes": ""
+    },
+    {
+      "id": "g291",
+      "title": "下拉族七处弹层接上滚动跟随",
+      "motivation": "g290 抽出了 trackShift 但只接到了 select：autoComplete / cascader / colorPicker / datePicker / timePicker / menu / multiSelect 七处仍是「打开时算一次」的旧写法——同一个 flip、同一个缺陷，用户滚一下页面弹层就压到视口边上。欠账按组件分散在七个文件里，正是那种「每轮修一个，永远修不完」的活。",
+      "acceptance": "七处 effect 统一改成：收起摘监听 / 展开先算一次 / 展开期间 trackShift 重算（模式与 select 一致）；七个文件的 position 导入补 trackShift；改动为机械替换，不改各处触发元素（input / trigger / box）；npm run check 全绿",
+      "status": "done",
+      "domain": "tune",
+      "notes": ""
     }
   ]
 }

.ua/iterations.log

@@ -335,3 +335,4 @@
 {"ts":"2026-10-26T23:18:19+08:00","id":"g288","result":"done","commit":"003dae3","summary":"verify 的 steps 下限 3→4 并在报错里点明四步口径，badge/divider/kbd/highlight 补真实第四条，AGENTS 两处同步"}
 {"ts":"2026-10-26T23:19:03+08:00","id":"g289","result":"done","commit":"8dc7201","summary":"tooltip 出场期间挂 scroll(捕获)/resize 监听，rAF 节流重算翻转，收起即摘"}
 {"ts":"2026-10-26T23:20:06+08:00","id":"g290","result":"done","commit":"9e72607","summary":"position.ts 新增 trackShift（捕获 scroll + resize、rAF 节流、可撤销帧），tooltip 改用它去掉内联重复，select 展开期间接上"}
+{"ts":"2026-10-26T23:20:55+08:00","id":"g291","result":"done","commit":"f88e57f","summary":"autoComplete/cascader/colorPicker/datePicker/timePicker/menu/multiSelect 七处弹层统一接 trackShift，收起即摘监听"}