// 替换原来的密码配置
$password_file = __DIR__ . '/password.txt';
$config = [
  'password' => file_exists($password_file) ? file_get_contents($password_file) : '123456', // 读取后台设置的密码
  'audio_dir' => $this->options->themeUrl('audio/'),
  'cover_dir' => $this->options->themeUrl('cover/'),
  'default_cover' => $this->options->themeUrl('default/default.jpg'),
  'max_songs' => 6
];