docs(changelogs-v2): 回写 #5827/#5876/#5899 前端消费结论

- #5827 implemented (753503c8):向导 4 步改 3 步提交即派定,删 Step3DriverConfirm
  +useDispatchMessage,三写端点顶层 sendItinerarySms。
- #5876 implemented (1f716683):finalize 软预警改读 item.message,兼容过渡期字符串。
- #5899 not_required:纯后端状态机修复,前端只读字段不变自动受益。

changelogs-v2/2026-08/12_5876_核单finalize-summary出参整改-修改接口-管理后台.md

@@ -7,12 +7,12 @@ change_type: "修改接口"
 author: "yst"
 backend_status: "deployed"
 gateway_status: "pending"
-frontend_status: "pending"
-frontend_owner: ""
-frontend_ref: ""
+frontend_status: "implemented"
+frontend_owner: "mmg"
+frontend_ref: "1f716683"
 target_release: ""
-verified_at: ""
-status_note: "后端 PR #5881 已 merge 到 dev-v3 并部署测试服。finalize 出参 warnings 由字符串数组改为对象数组（破坏性，按字符串渲染的前端必须改读 message 字段）；summary 出参新增 settled 字段，判是否已核单改读 settled，不要再判 id==null。"
+verified_at: "2026-08-12"
+status_note: "后端 PR #5881 已 merge 到 dev-v3 并部署测试服。finalize 出参 warnings 由字符串数组改为对象数组（破坏性，按字符串渲染的前端必须改读 message 字段）；summary 出参新增 settled 字段，判是否已核单改读 settled，不要再判 id==null。前端 2026-08-12 落地(1f716683)：实证唯一破坏性命中 finance/settlement/detail.vue 软预警 join，改读 item.message 兼容过渡期字符串元素；summary/settled 前端无封装零消费不改；detail.spec +2，settlement 36 全绿。"
 updated_at: "2026-08-12"
 base: "dev-v3"
 ---