feat(ECR-025): OpsCMS FeedSlot 只读并 Closed

栏目位目录（ops_feed_slots + /cms），复用 admin.cms.read。

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

apps/api/internal/handler/admin_cms.go

@@ -16,6 +16,8 @@ func (h *AdminHandler) registerCMS(authed *gin.RouterGroup) {
 	g := authed.Group("/cms")
 	g.GET("/banners", middleware.RequireAdminPermission(h.Svc, admin.PermCMSRead), h.ListBanners)
 	g.GET("/banners/:id", middleware.RequireAdminPermission(h.Svc, admin.PermCMSRead), h.GetBanner)
+	g.GET("/feed-slots", middleware.RequireAdminPermission(h.Svc, admin.PermCMSRead), h.ListFeedSlots)
+	g.GET("/feed-slots/:id", middleware.RequireAdminPermission(h.Svc, admin.PermCMSRead), h.GetFeedSlot)
 }
 
 func (h *AdminHandler) ListBanners(c *gin.Context) {
@@ -44,3 +46,30 @@ func (h *AdminHandler) GetBanner(c *gin.Context) {
 	}
 	response.OK(c, row)
 }
+
+func (h *AdminHandler) ListFeedSlots(c *gin.Context) {
+	items, err := h.Svc.ListFeedSlots(c.Request.Context())
+	if err != nil {
+		response.Fail(c, http.StatusInternalServerError, 50042, "list feed slots failed")
+		return
+	}
+	response.OK(c, gin.H{"items": items})
+}
+
+func (h *AdminHandler) GetFeedSlot(c *gin.Context) {
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		response.Fail(c, http.StatusBadRequest, 40002, "invalid id")
+		return
+	}
+	row, err := h.Svc.GetFeedSlot(c.Request.Context(), id)
+	if errors.Is(err, admin.ErrFeedSlotNotFound) {
+		response.Fail(c, http.StatusNotFound, 40411, "feed slot not found")
+		return
+	}
+	if err != nil {
+		response.Fail(c, http.StatusInternalServerError, 50043, "get feed slot failed")
+		return
+	}
+	response.OK(c, row)
+}