Use port 8000 by default

Signed-off-by: Christian Nunciato <[email protected]>

Author: cnunciato

README.md

@@ -84,7 +84,7 @@ Then exit the Studio:
 And start a Docker container with your newly created image:
 
 ```
-$ docker run -it -p 3000:3000 <YOUR_ORIGIN>/sample-node-app
+$ docker run -it -p 8000:8000 <YOUR_ORIGIN>/sample-node-app
 ```
 
-Now head to http://localhost:3000 and see your running app!
+Now head to http://localhost:8000 and see your running app!

index.js

@@ -1,6 +1,6 @@
 var app = require('./app');
 var http = require('http');
-var port = process.env.PORT || 3000;
+var port = process.env.PORT || 8000;
 
 app.set('port', port);