2022-12-22 UTC
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janboddez Here's how IndieBlocks does it, and, yes, it uses the hook provided by the Micropub plugin: https://github.com/janboddez/indieblocks/blob/9f8b3ca9b447e51f88cc5c77b80ac45e7fe52b8e/includes/class-micropub-compat.php#L161