问Strongloop Loopback explorer在远程服务器上时不显示

EN

{
"restApiRoot": "/api",
"host": "www.example.com",
"port": 3001,
"remoting": {
"context": {
  "enableHttpContext": false
},
"rest": {
  "normalizeHttpPath": false,
  "xml": false
},
"json": {
  "strict": false,
  "limit": "100kb"
},
"urlencoded": {
  "extended": true,
  "limit": "100kb"
},
"cors": {
  "origin": true,
  "credentials": true
},
"errorHandler": {
  "disableStackTrace": false
}
 }
}

module.exports = function mountLoopBackExplorer(server) {
var explorer;
try {
explorer = require('loopback-explorer');
 } catch(err) {
// Print the message only when the app was started via `server.listen()`.
// Do not print any message when the project is used as a component.
server.once('started', function(baseUrl) {
  console.log(
    'Run `npm install loopback-explorer` to enable the LoopBack explorer'
  );
});
 return;
}

var restApiRoot = server.get('restApiRoot');

var explorerApp = explorer(server, { basePath: restApiRoot });
server.use('/explorer', explorerApp);
server.once('started', function() {
var baseUrl = server.get('url').replace(/\/$/, '');
// express 4.x (loopback 2.x) uses `mountpath`
// express 3.x (loopback 1.x) uses `route`
var explorerPath = explorerApp.mountpath || explorerApp.route;
console.log('Browse your REST API at %s%s', baseUrl, explorerPath);
});
};