chore(changelog): 回写批次A(#7188/#7189/#7190/#7250)与 #7291 前端交付验证

五条均 frontend_status verified、owner mmg、verified_at 2026-09-08;批次A 四项 frontend_ref=2eb27845,#7291 frontend_ref=41f0bacc(均 hl-admin v2.1 可达)。

changelogs-v2/2026-09/06_7188_团期看板列表详情透出第N期batchLabel-修改接口-管理后台.md

@@ -7,14 +7,14 @@ author: "wx(GIT)"
 change_type: "修改接口"
 backend_status: "deployed"
 gateway_status: "verified"
-frontend_status: "pending"
-frontend_owner: ""
-frontend_ref: ""
+frontend_status: "verified"
+frontend_owner: "mmg"
+frontend_ref: "2eb27845"
 target_release: ""
-verified_at: "2026-09-06"
-updated_at: "2026-09-06"
+verified_at: "2026-09-08"
+updated_at: "2026-09-08"
 base: "dev-v3"
-status_note: "后端已合并（PR #7209，合并提交 a5eacefd）并于 2026-09-06 21:19-21:22 部署测试服 dev-v3（product-v2 + order-v3），网关复测 6/6 通过；前端把看板行标题改成「第{batchLabel}期 {batchName}」，batchLabel 为空时退回只显 batchName。"
+status_note: "前端已交付并验证(commit 2eb27845, 汇总工单项1):PeriodRow 行标题/BatchHero 详情头/detail toolbar 三处 batchLabel 数字字符串纯拼接为「第{batchLabel}期 {名称}」,null 兜底只显名称,禁算术/排序;新增 spec 锁三处拼接与 null 兜底。"
 ---
 
 # 团期模块：看板 / 列表 / 详情透出「第N期」班期序号