Update v1.1.0 - Ratings & Advertisements

Shop Ratings
• Players can now rate shops from 1-5 stars
• View average ratings in shop browser before visiting
• First-time raters earn $100 reward
• Rating button appears as Nether Star in shops ( not for owners)

Shop Advertisements
• Advertise your shop to all online players
• Cost: $5,000 per ad (1 hour duration)
• 24-hour cooldown between ads
• Broadcasts randomly every 30 minutes
• Create ads via Beacon button in shop settings

Technical
• Automatic migration for existing shops
• All settings configurable in config.yml