Create me a 3d vampire survivor game. The game spec is in the project root.
GPT 5.6 Terra·
Created playable 3D survivor prototype.
Main scene: res://scenes/main/Main.tscn
Controls: WASD/arrows/left stick, Space for Blood Surge, Escape pause, F3/F8/F9/F10 debug.
Includes menus, characters, save data, legacy upgrades, auto-combat, XP/leveling, weapons/passives/evolutions, enemies, bosses, HUD, and KayKit-based 3D arena.
Tests: 5 passed, 0 failed.
Smoke playtest completed with no runtime errors.
See res://BUILD_REPORT.md for implemented systems and documented prototype simplifications.