⚔️ Combat & Stability

- Fixed crash when units attack buildings that have just been destroyed (null pointer guard)

- Fixed building burning sound crash when buildings are destroyed during combat

- Fixed save/load system field mismatch causing load failures

🚶 Pathfinding & Movement

- Fixed units getting stuck and looping at navigation mesh edges

- Navigation mesh rebaking now has a cooldown to reduce performance spikes

🏗️ Production & UI

- Fixed infinite resource-shortage hints and rapid progress bar cycling when queuing units without enough resources

🎵 Audio

- Fixed BGM not looping (day/night music now loops correctly)

🔧 General

- Fixed menu crash when closing after loading a save

- Fixed invalid UID warning in scene files

- Added rendering backend diagnostic info to startup log