9521b7951c
- Projectile-creature collision with armor-based damage reduction - Creature observation system (health/energy/stage when near player) - Creature-to-player melee attacks with cooldown - Full GameScene integration: AI, metabolism, lifecycle, reproduction, interaction - Debug overlay shows creature count - 16 new interaction tests (288 total) Co-authored-by: Cursor <cursoragent@cursor.com>