package update

healthcheck.js

@@ -0,0 +1,18 @@
+// healthcheck.js
+const http = require('http');
+
+const options = {
+  host: 'localhost',
+  port: process.env.PORT || 3000,
+  path: '/',
+  timeout: 5000,
+};
+
+const req = http.request(options, (res) => {
+  process.exit(res.statusCode === 200 ? 0 : 1);
+});
+
+req.on('error', () => process.exit(1));
+req.on('timeout', () => process.exit(1));
+
+req.end();