Add bookmark admin

slices/admin/actions/bookmarks/cache.rb

@@ -0,0 +1,20 @@
+module Admin
+  module Actions
+    module Bookmarks
+      class Cache < Action
+
+        include Deps["commands.bookmarks.cache"]
+
+        def handle(req, res)
+          bookmark_id = req.params[:id]
+
+          if cache.(bookmark_id: bookmark_id).success?
+            res.body = "Success"
+          else
+            res.body = "Failed"
+          end
+        end
+      end
+    end
+  end
+end