feat: Adding states endpoint and regex find to current endpoints

sections/states/routes.js

@@ -0,0 +1,9 @@
+'use strict';
+const router = require('express').Router();
+const services= require('./services.js');
+
+router.get('/', services.getStatesList);
+router.get('/find', services.findStatesList);
+router.get('/:id', services.getState);
+
+module.exports = router;