Features

• Port to Minecraft 1.21-1.21.1
• Roughly Enough Items (REI) integration for Keg recipes (Fabric & NeoForge)
• Built-in 3D mugs resourcepack

Fixes

• Keg could become unusable when not completely filled (#25)
• To beer or not to beer advancement triggering with an empty mug

Improvements

• Reworked Attract effect: optimized tick logic with smooth item attraction and clear visual path from items to the player
• General performance, stability, and small polish