add example controller and lib to setup routes

website/src/controllers/api-v3/example.js

@@ -0,0 +1,15 @@
+// An example file to show how a controller should be structured
+let api = {};
+
+api.exampleRoute = {
+  method: 'GET',
+  url: '/example/:param',
+  middlewares: [],
+  handler (req, res) {
+    res.status(200).send({
+      status: 'ok'
+    });
+  },
+};
+
+export default api;