chore(backlog): 记录 g304 完成

.ua/backlog.json

@@ -3126,11 +3126,11 @@
     {
       "id": "g304",
       "domain": "tooling",
-      "status": "open",
+      "status": "done",
       "title": "配方补一条可排序检查单：句柄式组件的拼装样例",
       "motivation": "sortableList 是句柄式组件（返回 { el, move, order }），与 form / virtualList 同类，但 18 条配方里没有一条演示句柄式拼装——Agent 照配方抄会把返回值直接当节点 append，页面一片空白；「顺序只存一份」「move 与拖拽同一条提交路径」这些约定也没人写下来。",
       "acceptance": "① recipes.md 新增配方 19（编号连续、带代码块与要点），代码块里认出 sortableList / card / button / toast；② 要点覆盖句柄要 append(.el)、顺序唯一真相、move 与拖拽同路径、边缘不自动滚动、条目文案唯一；③ ua recipes 19 能取到该条，llms-full.txt 与 llms.txt 重生成；④ npm run verify / check 全绿。",
-      "notes": ""
+      "notes": "recipes.md 新增配方 19：sortableList + card + button + toast 的可排序检查单，要点写清句柄要 append(.el)、顺序唯一真相、move 与拖拽同路径、边缘不自动滚动、文案唯一；ua recipes 19 可取出，llms.txt / llms-full.txt 重生成"
     }
   ]
 }

.ua/iterations.log

@@ -348,3 +348,4 @@
 {"ts":"2026-10-27T00:29:06+08:00","id":"g301","result":"done","commit":"ed3b863","summary":"新增 sortableList（88 组件）：整行可拖 + Alt+↑↓ 键盘搬位，顺序写回信号，仅消费令牌"}
 {"ts":"2026-10-27T00:30:36+08:00","id":"g302","result":"done","commit":"9cb953e","summary":"表头 Shift+点击接上内核多列排序，标记带优先级序号"}
 {"ts":"2026-10-27T00:32:15+08:00","id":"g303","result":"done","commit":"468b177","summary":"拖拽行去掉整行透明度，改抬升投影 + 虚线边，正文对比回到 12"}
+{"ts":"2026-10-27T00:33:10+08:00","id":"g304","result":"done","commit":"0851de9","summary":"配方 19：可排序检查单，补上句柄式组件的拼装样例"}