Function commandExists

packages/codex-native-api/src/daemon_manager.ts:1043–1052

(command: string)

}

async function commandExists(command: string): Promise<boolean> {
  return await new Promise<boolean>((resolve) => {
    const child = spawn(command, ['--version'], {
      stdio: 'ignore',
      windowsHide: true,
    });
    child.once('error', () => resolve(false));
    child.once('exit', (code) => resolve(code === 0));
  });
}

async function printFileTail(
  filePath: string,