//1) create express server or connect server called app
 
//2) include authentication middleware to set user as req.user
 
//3) set up the passport-photo library
 
var photo = require("passport-photo");
photo.use(require("passport-photo-gravatar")());
 
//4) include the middleware
 
app.use(require('passport-photo-middleware')(photo));
 
//5) rest of application