add example controller and lib to setup routes

website/src/libs/api-v3/setupRoutes.js

@@ -0,0 +1,23 @@
+import fs from 'fs';
+import path from 'path';
+import express from 'express';
+import _ from 'lodash';
+const CONTROLLERS_PATH = path.join(__dirname, '/../../controllers/api-v3/');
+let router = express.Router();
+
+fs
+  .readdirSync(CONTROLLERS_PATH)
+  .filter(fileName => fileName.match(/\.js$/))
+  .filter(fileName => fs.statSync(CONTROLLERS_PATH + fileName).isFile())
+  .forEach((fileName) => {
+    let controller = require(CONTROLLERS_PATH + fileName);
+    
+    _.each(controller, (action) => {
+      let {method, url, middlewares, handler} = action;
+
+      method = method.toLowerCase();
+      router[method](url, ...middlewares, handler);
+    });
+  });
+
+export default router;