const { createClient } = require(
  '@supabase/supabase-js'
);

const supabase = createClient(
  'https://xxx.supabase.co',
  'eyJhbGci...'
);

app.post('/api/lead',
  async (req, res) => {
  const { name, phone, message }
    = req.body;

  // Сохраняем в Supabase
  const { data, error } =
    await supabase
      .from('leads')
      .insert([{
        name, phone, message,
        status: 'new'
      }]);

  if (error) {
    return res.status(500)
      .json({ error: error.message });
  }

  res.json({ success: true });
});

const BOT_TOKEN = 'ВАШ_ТОКЕН';
const CHAT_ID = 'ВАШ_CHAT_ID';

async function sendTelegram(lead) {
  const text = `🔔 Новая заявка!
👤 Имя: ${lead.name}
📱 Тел: ${lead.phone}
💬 ${lead.message || '—'}`;

  try {
    await fetch(
      `https://api.telegram.org/
       bot${BOT_TOKEN}/sendMessage`,
      {
        method: 'POST',
        headers: {
          'Content-Type':
            'application/json'
        },
        body: JSON.stringify({
          chat_id: CHAT_ID,
          text: text,
          parse_mode: 'HTML'
        })
      }
    );
  } catch (e) {
    console.error('TG error:', e);
  }
}

// В POST /api/lead после insert:
sendTelegram({ name, phone, message });

<"text-[#a78bfa]">class="text-[#f472b6]">script>
document.querySelector('form')
  .addEventListener('submit',
    async (e) => {
  e.preventDefault();

  const name =
    e.target.name.value;
  const phone =
    e.target.phone.value;
  const message =
    e.target.message.value;

  const res = await fetch(
    'http://localhost:3001/api/lead',
    {
      method: 'POST',
      headers: {
        'Content-Type':
          'application/json'
      },
      body: JSON.stringify({
        name, phone, message
      })
    }
  );

  const data = await res.json();

  if (data.success) {
    alert('Заявка отправлена!');
    e.target.reset();
  }
});
</"text-[#a78bfa]">class="text-[#f472b6]">script>