fix: restore PHP 7.4 compatibility
fix: new add-on API doesn't work with WP-CLI
fix: deleting missing users hangs if there are admin users in the iteration
fix: do not fire 'wp_all_import_force_cron_processing_on_empty_feed' filter unless no file exists
fix:"Could not set timer" fatal error with PHP 8.3.2
fix: fatal error when history log isn't writable