Update app.js

app.js

@@ -744,6 +744,9 @@ app.post('/create-payment-link', express.json(), async (req, res) => {
 app.get('/health', (_req, res) => res.json({ ok: true }));
 app.post('/health', (_req, res) => res.json({ ok: true }));
 
+app.get('/', (_req, res) => res.json({ ok: true }));
+app.post('/', (_req, res) => res.json({ ok: true }));
+
 
 app.listen(PORT, () => {
   console.log(`Paystack webhook server listening on port ${PORT}`);