Log WebSocket errors.

packages/node_modules/@node-red/nodes/core/network/22-websocket.js

@@ -371,9 +371,10 @@ module.exports = function(RED) {
                 });
             });
             this.serverConfig.on('erro', function(event) {
+                node.error(event.err);
                 node.status({
                     fill:"red",shape:"ring",text:"common.status.error",
-                    event:"error",
+                    event:"error", error: event.err,
                     _session: {type:"websocket",id:event.id}
                 })
             });