feat: connect plan-level preload confirmation

src/modules/unified-orders/workflows/README.md

@@ -5,7 +5,7 @@
 真实接口均使用 `/api/platform/v1/inbounds/{inboundId}`：
 
 - `POST /split/smart`：智能分柜/保存预装清单
-- `GET /preload`、`POST /preload/confirming`、`POST /preload/confirm`：预装清单查询与确认
+- `GET /preload`：单票预装状态与明细只读查询；整份计划的确认统一在预装清单真实 `loadingPlan` 详情完成
 - `GET/POST /loading/picking`、`/loading/picking/start`、`/loading/picking/complete`：拣货
 - `POST /platform/v1/files/loading-evidence/{tenantId}/{inboundId}`：上传真实装柜证据文件
 - `GET/POST /loading/evidence`：查询并登记五类装柜证据及锁码