express proxy settings

server/app.js

@@ -30,6 +30,10 @@ const sanitizeBrew = (brew, accessType)=>{
 	return brew;
 };
 
+app.set('trust proxy', 1 /* number of proxies between user and server */)
+app.get('/ip', (request, response) => response.send(request.ip))
+
+
 app.use('/', serveCompressedStaticAssets(`build`));
 app.use(require('./middleware/content-negotiation.js'));
 app.use(require('body-parser').json({ limit: '25mb' }));