refactor app, move to src folder and separate api folder

package.json

@@ -4,7 +4,7 @@
   "description": "BadgeDex. Create awesome badges for Github profile",
   "main": "index.js",
   "scripts": {
-    "start": "node index.js",
+    "start": "node src/index.js",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "repository": {

src/api/badge.js

@@ -1,14 +1,7 @@
-const express = require('express');
+const router = require('express').Router();
 const axios = require('axios');
-const helmet = require('helmet');
-const app = express();
-const PORT = process.env.PORT || 3000;
 
-app.use(helmet({
-    crossOriginResourcePolicy: false,
-  }));
-
-app.get('/badge', async (req, res) => {
+router.get('/badge', async (req, res) => {
   const {
     icon = 'simpleicons',
     label = 'Simple Icons',
@@ -150,6 +143,4 @@ app.get('/badge', async (req, res) => {
   }
 });
 
-app.listen(PORT, () => {
-  console.log(`🚀 Badge API running at http://localhost:${PORT}/badge`);
-});
+module.exports = router;

src/api/index.js

@@ -0,0 +1,8 @@
+const router = require('express').Router();
+const badgeRouter = require('./badge');
+const tagRouter = require('./tag');
+
+router.use(badgeRouter);
+router.use(tagRouter);
+
+module.exports = { router };

src/api/tag.js

@@ -0,0 +1,8 @@
+const router = require('express').Router();
+
+
+router.get('/tag', (req, res) => {
+	res.status(200).send('OK');
+});
+
+module.exports = router;

src/index.js

@@ -0,0 +1,16 @@
+const express = require('express');
+const helmet = require('helmet');
+const app = express();
+const PORT = process.env.PORT || 3000;
+
+const api = require('./api');
+
+app.use(helmet({
+    crossOriginResourcePolicy: false,
+  }));
+
+app.use('/', api.router);
+
+app.listen(PORT, () => {
+  console.log(`🚀 Badge API running at http://localhost:${PORT}/`);
+});