const { Client } = require('ssh2');
const c = new Client();
c.on('ready', () => {
  // Get the last session's full greeting timeline + audio forwarding evidence
  const cmd = [
    "echo '=== GREETING LOGS ==='",
    "grep -E 'sendGreeting|replayGreeting|sendSpeechText|tts_event|tts_reset|audio block|upstream ready' /var/log/bigwo/server-out.log | tail -30",
    "echo ''",
    "echo '=== LAST SESSION FULL LOG (first 40 lines) ==='",
    "LAST_SID=$(grep 'upstream ready' /var/log/bigwo/server-out.log | tail -1 | grep -oP 'session=\\K[^ ]+')",
    "echo \"Session: $LAST_SID\"",
    "grep \"$LAST_SID\" /var/log/bigwo/server-out.log | head -40",
  ].join(' && ');
  c.exec(cmd, (err, s) => {
    if (err) { console.error(err); c.end(); return; }
    let o = '';
    s.on('data', (d) => (o += d));
    s.stderr.on('data', (d) => (o += d));
    s.on('close', () => { console.log(o); c.end(); });
  });
}).connect({ host: '119.45.10.34', port: 22, username: 'root', password: '#xyzh%CS#2512@28' });