Miscellaneous improvements include updates to values for the <code>WP_DEBUG_LOG</code> constant, new test config file constant in the test suite, new plugin action hooks, short-circuit filters for <code>wp_unique_post_slug()</code> and <code>WP_User_Query</code> and <code>count_users()</code>, a new <code>human_readable_duration</code> function, improved taxonomy metabox sanitization, limited <code>LIKE</code> support for meta keys when using <code>WP_Meta_Query</code>, a new “doing it wrong” notice when registering REST API endpoints, and more!