feat(i7): async webhook delivery queue, OPS RBAC, UI role routing; docs and runbook

- Architect: I7_DESIGN.md, I7_IMPLEMENTATION_REVIEW.md; parallel index + track B
- Backend: @EnableMethodSecurity; OPS login; CallbackInbox PreAuthorize; IntegrationCatalog triple role
- Webhook: V2 webhook_platform_delivery; planner + scheduler + single-shot forwarder; tests
- Frontend: Pinia hasAnyRole; MainLayout/HomeView/router for OPS vs dev
- Runbook §10.5 delivery config

Made-with: Cursor

docs/engineering/tracks/02-frontend-platform-ui.md

@@ -29,6 +29,7 @@
 | **I4** | `/deliveries`、`/licenses/sn`、导入 | `DeliveryBatchForm`、`SnBindDialog`、`SnStatusTimeline` | 交付与合同行；孤儿 SN 警告 | P0 交付→SN→回写 | M3/M4 P0 |
 | **I5** | `/callbacks`、`/integration/environments`、`product-lines` | `CallbackInboxTable`、`CallbackPayloadViewer`（脱敏） | Inbox 处置；M6 只读/受限写 | P0 列表→详情→状态 | 与 Webhook 联调或 staging |
 | **I6** | 全链路导航与修缺陷（参见 [I6_CLOSEOUT.md](../iterations/I6_CLOSEOUT.md)） | 可选 `GlobalSearch` | 错误与空态统一；生产 `VITE_API_BASE` | P0 **BP-01～06+11** 全链路 E2E | UAT 无 P0；手册截图一致 |
+| **I7** | `/callbacks*` 仅 **OPS/SYS_ADMIN**；菜单与首页按角色裁剪 | Pinia `hasAnyRole` | 与 `@PreAuthorize` 对齐；`ops/ops` 演示 | 与 Webhook 异步投递联调 | 参见 [I7_DESIGN.md](../iterations/I7_DESIGN.md)、[I7_IMPLEMENTATION_REVIEW.md](../iterations/I7_IMPLEMENTATION_REVIEW.md) |
 
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