* a lot of cleanup and new chunk changes
* perf: Head Node Hit Optimization
* part 1: reworked-reworked ChunkHolderManager
* part 2: speeeeeeeeeeeeeeeeeeeeeeeeeeed
* Optimise MobEffectUtil#getDigSpeedAmplification
* optimize chunk unloads and cleanup a bit
* fix 🐝
* rewritten async target finding
* extend the custom map usage
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Co-authored-by: Dreeam <61569423+Dreeam-qwq@users.noreply.github.com>
