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/**

Disable inline CSS. This brings the size of the reference from 100MB to 30MB,

just by removing inline CSS which already exists in stand-alone CSS files and

is only used to speed up initial rendering.

**/

export const onPreRenderHTML = ({ getHeadComponents }) => {

if (process.env.NODE_ENV !== 'production') {

return;

}

getHeadComponents().forEach((el) => {

if (el.type === 'style' && el.props['data-href']) {

el.type = 'link';

el.props['href'] = el.props['data-href'];

el.props['rel'] = 'stylesheet';

el.props['type'] = 'text/css';

delete el.props['data-href'];

delete el.props['dangerouslySetInnerHTML'];

}

});

};