RecyclingService

Remove block management and only retain recycling service.

Additions/Changes

• Added config options for item cleanup interval and item lifetime
• Split chunk management into a separate module, keeping only trash bin functionality
• Improved trash bin ID display and existing configuration items

Optimizations

• Logic and performance improvements; items in unloaded chunks are removed from cache
• Improved postage logic and cleaned up config text
• Added comments and code review improvements

Fixes

• Fixed item duplication bug
• Fixed charging even when inventory is full
• Fixed garbled text issues and expression parsing in config files