* Mass Bug Fixing

* More bug fixes

More of a test commit

- Implement `/auction undo` allowing buyers to return items within a configured time window
- Add an item name search feature to personal and targeted auction history via a chat prompt.
- Introduce an adjustable quantity system in the listing GUI, allowing players to choose how many items from a stack to list.
- Integrate bStats metrics tracking with maven-shade-plugin package relocation.
- Add debug logging to `plugins/LostAuction/logs/`.
- Refactor `Auction` serialization to use Base64 bytes (`itemData`) for better future-proofing and backwards compatibility.
- Toggleable player settings for new listing notifications

Add acknowledgements for Caleb Graham, OJcream, and the OGCraft.org staff and community.