added pengguna,kurir page, with socket.io,need to switch this to node.js first

bot.ts

@@ -0,0 +1,77 @@
+import { create, Whatsapp } from 'venom-bot';
+import express, { type Request, type Response } from 'express';
+
+let client: Whatsapp;
+
+async function initBot() {
+  try {
+    client = await create({
+      session: 'kurir-bot',
+      headless: 'new',
+      browserArgs: ['--no-sandbox'],
+    });
+
+    console.log('WhatsApp bot connected');
+
+    client.onMessage(async (message) => {
+      if (message.body === 'hi' && !message.isGroupMsg) {
+        await client.sendText(message.from, 'Hello! 👋');
+      }
+    });
+
+    // Start the HTTP server after bot is ready
+    startServer();
+  } catch (err) {
+    console.error('Failed to initialize bot:', err);
+  }
+}
+
+function startServer() {
+  const app = express();
+  app.use(express.json());
+
+  app.post('/send-otp', async (req: Request, res: Response) => {
+    let { number, otp } = req.body;
+    
+    // remove the 0 in front of the number
+    if (number.startsWith('0')) {
+      number = number.slice(1);
+    }
+    // add +62 to the number
+    number = `+62${number}`;
+    // convert to int
+    number = parseInt(number);
+    console.log(`Sending OTP ${otp} to ${number}`);
+
+    const formattedNumber = `${number}@c.us`;
+
+    try {
+      await client.sendText(formattedNumber, `Kode OTP Anda: ${otp}`);
+      console.log(`OTP ${otp} sent to ${number}`);
+      res.status(200).json({ success: true });
+    } catch (error) {
+      // console.error(error);
+      if (
+        typeof error === 'object' &&
+        error !== null &&
+        'status' in error &&
+        'text' in error
+      ) {
+        const err = error as { status: number; text: string };
+        console.log(err.status);
+        console.log(err.text);
+        const text_response = err.status == 404 ? 'Nomor Telpon Tidak Terdaftar Pada Whatsapp<br />Silahkan Periksa Nomor Telpon Anda' : err.text
+        res.status(err.status).json(text_response);
+        return;
+      }
+      res.status(500).json({ error: 'Failed to send OTP.' });
+    }
+  });
+
+  const PORT = 3012;
+  app.listen(PORT, () => {
+    console.log(`WhatsApp bot API listening on http://localhost:${PORT}`);
+  });
+}
+
+initBot();