feat: add Node.js guestbook skeleton

app.js

@@ -0,0 +1,31 @@
+const express = require('express');
+const path = require('path');
+// const { google } = require('googleapis'); // only if you're using Google Sheets API
+
+const app = express();
+const PORT = process.env.PORT || 3000;
+
+// Serve static files from the 'public' folder
+app.use(express.static(path.join(__dirname, 'public')));
+
+// Example route to serve index.html
+app.get('/', (req, res) => {
+  res.sendFile(path.join(__dirname, 'index.html'));
+});
+
+// Example (placeholder) route for approved data
+app.get('/api/approved', async (req, res) => {
+  // TODO: connect to Google Sheets or n8n to fetch approved entries
+
+  // For now, just return some sample data
+  const dummyData = [
+    { name: 'Alice', location: 'Paris', comment: 'Loving this exhibit!' },
+    { name: 'Bob', location: 'New York', comment: 'Very insightful museum.' }
+  ];
+
+  res.json(dummyData);
+});
+
+app.listen(PORT, () => {
+  console.log(`Server running on http://localhost:${PORT}`);
+});