Added new route for the random endpoint

Author: Jackymancs4

src/routes/avatars.js

@@ -1,4 +1,5 @@
 import Router from 'express';
+import uuid from 'uuid'
 
 import {
   allNames,
@@ -42,6 +43,16 @@ router.get('/:size/:id', function(req, res, next) {
   });
 });
 
+router.get('/:size?/random', function(req, res) {
+  var faceParts;
+  faceParts = potato.parts(uuid.v4());
+  req.faceParts = faceParts;
+
+  return combine(faceParts, req.params.size, function(err, stdout) {
+    return common.sendImage(err, stdout, req, res);
+  });
+});
+
 router.get('/face/:eyes/:nose/:mouth/:color/:size?', function(req, res, next) {
   let faceParts = { color: '#' + req.params.color };