Update server.js

server.js

@@ -0,0 +1,26 @@
+// server.js  – simplest health-check server
+import express from 'express';
+
+const PORT     = process.env.PORT || 7860;      // HF injects PORT=7860
+const SPACE_ID = process.env.SPACE_ID || '';    // e.g. "simoncck/web_surf_api"
+const HOSTNAME = SPACE_ID
+  ? `https://${SPACE_ID.replace(/\//g, '-').replace(/_/g, '-')}.hf.space`
+  : '(local run)';
+
+const app = express();
+
+/* ------ root route: sanity check ------ */
+app.get('/', (req, res) => {
+  res.json({
+    ok: true,
+    hostSeenByServer: req.headers.host,
+    youHit: req.originalUrl,
+    spaceId: SPACE_ID || null,
+  });
+});
+
+/* ------ start server ------ */
+app.listen(PORT, '0.0.0.0', () => {
+  console.log('🛰️  Public URL should be:', HOSTNAME);
+  console.log('🚀 Simple test server listening on', PORT);
+});