Broadcast Radio 0.2.3

New Features

• Added signal attenuation system, signal distance decreases when passing through blocks, each block has different absorption value
• Added block absorption configuration file, allowing customization of absorption values for each block
• Added single-reflection propagation, signal can reach destination by reflecting off block surfaces when direct path is blocked
• Added block reflection configuration file, allowing customization of reflection capability for each block
• Added harmonic propagation, signals are generated at 2nd/3rd harmonics of the main frequency with decreasing distance
• Added signal strength indicator, displays signal strength and signal quality above the hotbar when receiving messages

Improvements

• Signal propagation changed from fixed distance check to realistic attenuation calculation
• UI layer order adjusted to prevent being obscured

Bug Fixes

• Fixed issue where player name and frequency display positions were reversed when receiving radio messages