MainWP Child 6.4.2

Added: RunCache detection and cache-purge dispatch while preserving RunCloud Hub support.
Added: Support for saving UpdraftPlus SFTP server fingerprints while preserving existing values when no replacement is supplied.
Fixed: TAR restore extraction of filenames containing literal question marks, preserving original names and file contents.
Fixed: Pre-restore safety backups failing when cache files change during TAR archive creation.
Fixed: Known backup locations exclusions for All-in-One WP Migration, UpdraftPlus, and Duplicator folders.
Fixed: Site Hardening Unfix reporting.
Fixed: Prevented Changes Logs errors caused by empty timezone offsets and corrected dates across daylight-saving changes.
Fixed: Reduced the risk of unintended plugin deactivation during overlapping premium update checks and plugin updates.
Fixed: WP-CLI restores to a different domain retaining the source site’s URLs. Restores now preserve the destination’s Site Address (home) and WordPress Address (siteurl).
Updated: Tracked password changes without temporarily storing password hashes.
Updated: Corrected Password Policy documentation to describe password-change reminders.