EconomyShop99 - Плагин магазина с GUI и аукционом

Added

• Built-in Economy System: EconomyShop999 now includes its own comprehensive economy system. It manages player balances directly and integrates seamlessly with Vault, allowing other plugins to utilize EconomyShop999's economy without requiring a separate economy plugin.
• Persistent Player Balances: Player balances are now automatically saved and loaded, ensuring that all money is retained across server restarts.

Fixed

• Plugin Startup Crash: Resolved an issue that caused the plugin to crash during server startup, ensuring stable operation from the moment it's enabled.
• Enhanced Vault Compatibility: The plugin's integration with Vault has been fully refined, addressing previous compatibility issues and ensuring smooth interaction with other Vault-dependent plugins.