(async () => {
  const { chromium } = require('playwright');
  const ws = process.env.BROWSERLESS_WS || 'wss://browserless.bfzqqk.easypanel.host';
  const token = process.env.BROWSERLESS_TOKEN || '';
  const endpoint = ws + (ws.includes('?') ? '&' : '?') + 'token=' + encodeURIComponent(token);
  console.log('Attempting CDP connect to', endpoint);
  try {
    const browser = await chromium.connectOverCDP(endpoint, { timeout: 20000 });
    console.log('Connected! version:', await browser.version());
    await browser.close();
    process.exit(0);
  } catch (e) {
    console.error('CDP connect failed:', e && e.stack ? e.stack : e);
    process.exit(1);
  }
})();