More api documentation updates

packages/node_modules/@node-red/registry/lib/index.js

@@ -14,6 +14,16 @@
  * limitations under the License.
  **/
 
+
+ /**
+  * This module provides the node registry for the Node-RED runtime.
+  *
+  * It is responsible for loading node modules and making them available
+  * to the runtime.
+  *
+  * @namespace @node-red/registry
+  */
+
 var registry = require("./registry");
 var loader = require("./loader");
 var installer = require("./installer");