Created gradnja/ folder for constructible buildings:
PROGRESSION SYSTEM:
1. Šotor (tent) → Hiša (house)
- Lesena hiša upgrade after tent
- Safe zone, storage, spawn point
2. Barn (Skedenj)
- For rescued/domestic animals
- Protection from virus fog
- Animal management
3. Skladišče (Shed)
- Chest system for item storage
- Tool protection from virus
- Essential for long-term survival
STORY INTEGRATION:
- House: First real home since outbreak
- Barn: Save clean animals from virus
- Shed: Protect equipment from corrupting fog
Full README with asset list and build order included.