Initial commit: Dokku Docker Compose plugin with test infrastructure

tests/test-apps/simple-nodejs/server.js

@@ -0,0 +1,10 @@
+const express = require('express');
+const app = express();
+const PORT = process.env.PORT || 5000;
+
+app.get('/', (req, res) => {
+  res.send('Hello from Node.js app!');});
+
+app.listen(PORT, () => {
+  console.log(`Server running on port ${PORT}`);
+});