From here you can navigate between Home/Namespace/Workspaces and the search interface.
Now that you have Fedora 4 running either as a war deployed to Tomcat or via Maven and Jetty, you can navigate in your web-browser to the HTML front end of Fedora 4.
Which should be located here: http://localhost:8080/rest
The interface is comprised of several regions:
From here you can navigate between Home/Namespace/Workspaces and the search interface.