feat(ECR-042): OpsCMS FeedSlot 薄写面

Admin POST/PUT 复用 admin.cms.write；C 端 GET /home/feed-slots；首页无 active 槽隐藏推荐区、失败回退展示；无新 migration。

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

packages/sdk/src/index.ts

@@ -291,6 +291,17 @@ export function createClient(opts: CreateClientOptions) {
           active: boolean
         }>
       }>(`/api/v1/home/banners?placement=${encodeURIComponent(placement)}`),
+    getHomeFeedSlots: (placement = 'home') =>
+      call<{
+        items: Array<{
+          id: string
+          code: string
+          title: string
+          slot_key: string
+          placement: string
+          active: boolean
+        }>
+      }>(`/api/v1/home/feed-slots?placement=${encodeURIComponent(placement)}`),
     getHomeDailyTips: () => call<HomeDailyTips>('/api/v1/home/daily-tips'),
   }
 }