🚀 AutoShop - Major Update

🔥 Key Highlights

New Item Management System: JSON-based configuration, automatic duplicate removal, categorized items.
Improved Stock System: Smart restocking, randomized stock quantities, inventory display.
Dynamic Economy System: Inflation tracking, economic events, transaction tax, real-time economy command.
New Ranking System: Daily top 3 buyers, ranking medals, personal ranking display.
Optimized UI: Multi-platform support, enhanced formatting, bilingual English-Vietnamese notifications.
Price Adjustments: Summon item price reductions, supply-demand-based pricing.
Admin Features: Live configuration reload, automated backups, starting bonuses.
Performance & Stability: Item caching, concurrency handling, robust error management.

Item Configuration via JSON: Added shopitems.json for centralized item management.
Duplicate Item Removal: Automatically detects and removes duplicate items.
Item Categorization: Items are now grouped into:
- 🧪 Potion : true
- 🎣 Bait : true
- 🏆 Boss Summon : true
- 🎉 Event Summon : true
- ⚔️ Weapon : false
- 🛡️ Armor & Accessories : false
- 👕 Vanity : false
- ❓ Other : false

Randomized Stock Quantities: Item stock ranges from 25-70 instead of 10-50.
Smart Restocking: Only restocks sold-out items daily.
Inventory Display: Shows remaining item quantities with color-coded visuals.

Inflation Tracking: Monitors and adjusts inflation rate based on server-wide currency.
Economic Events: Special economy events trigger under high/low inflation.
Transaction Tax: Taxes applied per transaction to control money flow.
/economy Command: Displays real-time server economy status.

Daily Top 3 Buyers: Replaces top 10 with top 3 daily spenders.
Ranking Medals:
- 🥇 Gold (Top 1 spender)
- 🥈 Silver (Top 2 spender)
- 🥉 Bronze (Top 3 spender)
Personal Ranking Display: Players can check their current ranking.

Multi-Platform Support: Auto-adjusts display for PC & mobile.
Enhanced Formatting: Better notification visuals with colors & emojis.
Bilingual Support: Economy & ranking notifications displayed in English & Vietnamese.

Summon Item Price Reductions:
- Boss Summons: 💰 30 Platinum → 20 Gold
- Event Summons: 💰 10 Platinum → 10 Gold
Supply-Demand Pricing: Item prices adjust dynamically based on stock levels.

/loadshopauto Command: Allows admins to reload shop config without restarting the server.
Automated Data Backups: Regularly backs up purchase data.
Starting Bonus: New players receive automatic starting funds.

Item Caching: Optimized item lookup with caching.
Concurrency Handling: Locks prevent conflicts from multiple players interacting simultaneously.
Robust Error Handling: Improved error reporting & recovery system.

💡 Stay tuned for more updates! 🎉