By adding content query to a navigation model, you are able to add a dynamic folder that contains links to all the content matching the query you provide.
This way, you don't need to add a link each time content is added. It is also dynamically generated, so when a new content item matches the query, it will be added to the model.
Before you begin with this recipe, you need a WebCenter portal application with a connection to content repository. It will only work with a connection to a content server or Oracle portal repository.
Addbutton and select Content Query from the context ...