structuredAttrs is enabled

trying https://registry.npmjs.org/@codemirror/lang-markdown/-/lang-markdown-6.5.1.tgz
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100  13150 100  13150   0      0  50480      0                              0