Frontent build system is ready (#3)

* Frontent build system is ready

* Set up linter for frontend part

* move code to /src

* update db

* upd test

* remove db

* ignore .db

src/routes/index.js

@@ -0,0 +1,10 @@
+const express = require('express');
+const router = express.Router();
+
+const home = require('./home');
+const pages = require('./pages');
+
+router.use('/', home);
+router.use('/', pages);
+
+module.exports = router;