feat(ECR-026): OpsCMS ScheduledPublication 只读并 Closed

定时发布目录（ops_scheduled_publications），并加固 catalog 生成器。

Co-authored-by: Cursor <cursoragent@cursor.com>

.ai/product/feature-spec/README.md

@@ -34,6 +34,8 @@
 | [ops-crisis-care.md](ops-crisis-care.md) | 危机关怀 CrisisCare | §7 | `admin-h5` `/crisis` · `GET /admin/crisis/policies*` | Ops-D · **ECR-022 Closed** |
 | [ops-knowledge-source.md](ops-knowledge-source.md) | AI 知识源 KnowledgeSource | §7 | `admin-h5` `/ai` · `GET /admin/ai/knowledge-sources*` | Ops-D · **ECR-023 Closed** |
 | [ops-banner.md](ops-banner.md) | OpsCMS Banner | §7 | `admin-h5` `/cms` · `GET /admin/cms/banners*` | Ops-D · **ECR-024 Closed** |
+| [ops-feed-slot.md](ops-feed-slot.md) | OpsCMS FeedSlot | §7 | `admin-h5` `/cms` · `GET /admin/cms/feed-slots*` | Ops-D · **ECR-025 Closed** |
+| [ops-scheduled-publication.md](ops-scheduled-publication.md) | OpsCMS ScheduledPublication | §7 | `GET /admin/cms/publications*` | Ops-D · **ECR-026 Closed** |
 
 新功能：复制 `_TEMPLATE.md` → 填满 → 在本表登记 → 再编码。
 
@@ -41,4 +43,3 @@
 **P2 三模块队列（设计立项 / 编码另批）：** [P2-BACKLOG.md](P2-BACKLOG.md)  
 
 **竞品逆向（测测前端全量）：** [cece-frontend-re/](cece-frontend-re/README.md) · **完整设计包：** [cece-frontend-re/complete-design/](cece-frontend-re/complete-design/README.md) · 方法见 [../../design/reverse-engineering-spec.md](../../design/reverse-engineering-spec.md)
-| [ops-feed-slot.md](ops-feed-slot.md) | OpsCMS FeedSlot | §7 | `admin-h5` `/cms` · `GET /admin/cms/feed-slots*` | Ops-D · **ECR-025 Closed** |

.ai/product/feature-spec/ops-scheduled-publication.md

@@ -0,0 +1,41 @@
+# Feature Spec: OpsCMS · ScheduledPublication（Ops · ECR-026）
+
+> Status: `Active`（Loop continuous · **ECR-026 Closed**）  
+> Parent: WAVE0-FROZEN · Predecessor: ECR-025 Closed  
+> Capability: `OpsCMS` · BC: `Ops_CMS_NoUGC`  
+> 授权：`docs/WAVE0/LOOP_AUTHORIZATION.md`
+
+## Non-goals
+
+定时发布写操作 · UGC · 真支付 · Banner/FeedSlot 写
+
+## L2 Domain
+
+| 概念 | 语义 |
+|------|------|
+| `ScheduledPublication` | 本切片只读目录；code 唯一（若适用） |
+
+## L3 API
+
+| Method | Path | 权限 | 语义 |
+|--------|------|------|------|
+| GET | `/admin/cms/publications` | `admin.cms.read` | 只读 |
+| GET | `/admin/cms/publications/{id}` | `admin.cms.read` | 只读 |
+
+## Migration
+
+`000027`：表 + 种子（若有）（权限复用）
+
+## L4 AC
+
+| ID | Then |
+|----|------|
+| AC-F-01 | list 含种子或空列表合法 |
+| AC-F-02 | 已知 id get 200 |
+| AC-F-03 | 未知 id → 404 |
+| AC-S-01 | 无 Admin → 401 |
+| AC-S-02 | 无权限 → 403 |
+| AC-P-01 | list < 500ms |
+| AC-O-01 | N/A 只读 |
+
+contract_diff: `docs/CONTRACT_DIFF/ECR-026.yaml`