require('dotenv').config(); const express = require('express'); const cors = require('cors'); const app = express(); app.use(express.json()); app.use(cors()); app.get('/', (req, res) => { res.send('Complete Hospital HIS Backend Running'); }); app.get('/api/modules', (req, res) => { res.json([ "EMR", "Billing + GST + TPA", "Lab", "Radiology + PACS", "Pharmacy", "Doctor Dashboard", "Nurse Dashboard", "Admin Dashboard" ]); }); app.listen(4000, () => console.log("HIS running on http://localhost:4000"));