feat: initial hello-world app with CI/CD pipeline

index.js

@@ -0,0 +1,15 @@
+const express = require('express');
+const app = express();
+const PORT = process.env.PORT || 3000;
+
+app.get('/', (req, res) => {
+  res.json({ message: 'Hello World from Gitea CI/CD!', timestamp: new Date().toISOString() });
+});
+
+app.get('/health', (req, res) => {
+  res.json({ status: 'ok' });
+});
+
+app.listen(PORT, () => {
+  console.log(`Server running on port ${PORT}`);
+});