Добавлена папка config

server/config/config.js

@@ -0,0 +1,18 @@
+const fs = require('fs');
+
+const branchFilename = __dirname + '/../application_env';
+
+let branch = 'production';
+try {
+    fs.accessSync(branchFilename);
+    branch = fs.readFileSync(branchFilename, 'utf8').trim();
+} catch (err) {
+}
+
+process.env.NODE_ENV = branch;
+
+const confFilename = __dirname + `/${branch}.js`;
+
+fs.accessSync(confFilename);
+
+module.exports = require(confFilename);