docs(changelog): #7390/#7347 frontmatter 回写 not_required

changelogs-v2/2026-09/10_7390_双写扣减孤儿持有行自动收敛-修复-管理后台.md

@@ -7,12 +7,12 @@ author: "wx(GIT)"
 change_type: "修复"
 backend_status: "deployed"
 gateway_status: "not_required"
-frontend_status: "pending"
+frontend_status: "not_required"
 frontend_owner: "mmg"
 frontend_ref: ""
 target_release: ""
 verified_at: ""
-status_note: "后端已实现并部署测试服(HEAD 18c1df126,实现提交 f6e5c9356)。本单是定时Job行为增强,不改任何HTTP接口/字段/VO,前端无需改代码;唯一需要知道的是改前对同一槽位重复提交恒抛808902的问题现在会在宽限窗口(默认60分钟)后自动解开。⚠️本单不修根因,详见正文「本单不修根因」节。"
+status_note: "not_required 2026-09-10 mmg: 纯后端 DualDeductionReconcileJob 行为扩展(新增孤儿持有行收敛+废弃扣减收口两段,原 PENDING 扫描未改),不改任何对外 HTTP 接口/字段/VO/路由,无 Flyway;后端自答前端无需改代码。grep 实证前端零 808902/双写扣减补偿端点(dual-deduction/orphan/reconcile/持有行)命中,触点不存在;错误码由拦截器透后端 message。前端只需知:同槽位重复提交在宽限窗口(默认60min)内仍可能 808902 属预期勿误报。"
 updated_at: "2026-09-10"
 base: "dev-v3"
 ---