Here are the additions:


1. Vault API Integration:
- Import of necessary classes for Vault
- getEconomy() function to obtain the economy instance

2. Enhanced Main Command:
- Use of a single /getspawnerpickaxe command with subcommands
- Addition of new subcommands: "give", "withdraw", "clean"

3. More Detailed Permission System:
- Separate permissions for obtaining and giving pickaxes

4. Improved Rental Management:
- Player balance check before rental
- Use of Vault API for transactions
- Price formatting using the economy method

5. Enhanced Rental Proposal:
- More robust parsing of price and duration
- Verification and correction of entered values

6. Improved User Interface:
- Use of colored messages
- Addition of tooltips and command suggestions

7. Tab Completion System:
- Added auto-completion for subcommands and arguments

8. Enhanced Spawner Management:
- Exclusive use of SkBee for managing spawner types
- Better management of remaining pickaxe uses

9. Rental Cleanup:
- New command to manually clean expired rentals

10. Join Event:
- Welcome message with instructions on how to use the command

11. Customizable Prefix:
- Use of a prefix defined in options for messages

12. General Optimizations:
- Better code structure
- More efficient handling of errors and edge cases

13. Improved Compatibility:
- Code now designed to work exclusively with SkBee for spawner management, simplifying dependencies

14. Dependency Clarification:
- Required dependencies now clearly identified as SkBee and Vault

If you have any errors or ideas that I could add, let me know.