[amp-story-player] Support pre-rendering of next story #26696
Description
Whenever a user is navigating, we should pause the story, play the next one, and pre-render the next-next story; while also reusing a set number of iframes.
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Whenever a user is navigating, we should pause the story, play the next one, and pre-render the next-next story; while also reusing a set number of iframes.