change column name from 'city' to 'region'

app/controllers/regions.js

@@ -0,0 +1,25 @@
+const  { currentRERequest } = require('../helpers/url');
+const { getRegions } = require('../helpers/codes');
+
+const regions = getRegions();
+
+const getRegion = (req,res) => {
+  const nextStep = req.query.nextStep || '/';
+  res.render('region', {
+         nextStep,
+         regions
+  });
+};
+
+const postRegion = async (req, res) => {
+  const request = await currentRERequest(req);
+  const nextStep = req.query.nextStep || `/mjesto/${request.uniqueId}`;
+  request.region = req.body.region;
+  await request.save();
+  res.redirect(nextStep)
+};
+
+module.exports = {
+  getRegion,
+  postRegion
+};