This post covers the imgswap and img shortcodes. Images can also be embedded directly using markdown , but it is better to use a shortcode so you can explicitly set the width and height, this will help prevent content layout shift which improves user experience and the google lighthouse score.
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Several custom shortcodes are included to augment CommonMark. video, image, gif, and audio were created to help you take advantage of modern HTML elements in your writing.
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Zola has many shortcodes, and new are easily added, this example shows youtube. ...more